783161005: Familial dementia British type (disorder)

• SNOMED CT Concept\Clinical finding (finding)\...
• \Head finding (finding)\Finding of brain\Disorder of brain (disorder)\Organic mental disorder\Chronic organic mental disorder (disorder)\A rare, neurodegenerative disease characterized by progressive dementia and ataxia, widespread cerebral amyloid angiopathy and parenchymal amyloid deposition. Two subtypes have been identified, ABri amyloidosis and ADan amyloidosis.\A rare neurodegenerative disease with characteristics of progressive cognitive impairment, spastic tetraparesis and cerebellar ataxia resulting from amyloid deposits in the brain. Spasticity with increased deep tendon reflexes and tone are early symptoms, muscular rigidity evolves later. Progressive mental deterioration usually starts with apathy and impaired memory with progression to complete disorientation. Caused by heterozygous mutation in the ITM2B gene on chromosome 13q14.
• \Head finding (finding)\Finding of brain\Disorder of brain (disorder)\Organic mental disorder\Dementia\A rare, neurodegenerative disease characterized by progressive dementia and ataxia, widespread cerebral amyloid angiopathy and parenchymal amyloid deposition. Two subtypes have been identified, ABri amyloidosis and ADan amyloidosis.\A rare neurodegenerative disease with characteristics of progressive cognitive impairment, spastic tetraparesis and cerebellar ataxia resulting from amyloid deposits in the brain. Spasticity with increased deep tendon reflexes and tone are early symptoms, muscular rigidity evolves later. Progressive mental deterioration usually starts with apathy and impaired memory with progression to complete disorientation. Caused by heterozygous mutation in the ITM2B gene on chromosome 13q14.
• \Head finding (finding)\Finding of brain\Disorder of brain (disorder)\Chronic brain syndrome\Chronic organic mental disorder (disorder)\A rare, neurodegenerative disease characterized by progressive dementia and ataxia, widespread cerebral amyloid angiopathy and parenchymal amyloid deposition. Two subtypes have been identified, ABri amyloidosis and ADan amyloidosis.\A rare neurodegenerative disease with characteristics of progressive cognitive impairment, spastic tetraparesis and cerebellar ataxia resulting from amyloid deposits in the brain. Spasticity with increased deep tendon reflexes and tone are early symptoms, muscular rigidity evolves later. Progressive mental deterioration usually starts with apathy and impaired memory with progression to complete disorientation. Caused by heterozygous mutation in the ITM2B gene on chromosome 13q14.
• \Head finding (finding)\Intracerebral vascular finding\A rare, neurodegenerative disease characterized by progressive dementia and ataxia, widespread cerebral amyloid angiopathy and parenchymal amyloid deposition. Two subtypes have been identified, ABri amyloidosis and ADan amyloidosis.\A rare neurodegenerative disease with characteristics of progressive cognitive impairment, spastic tetraparesis and cerebellar ataxia resulting from amyloid deposits in the brain. Spasticity with increased deep tendon reflexes and tone are early symptoms, muscular rigidity evolves later. Progressive mental deterioration usually starts with apathy and impaired memory with progression to complete disorientation. Caused by heterozygous mutation in the ITM2B gene on chromosome 13q14.
• \Head finding (finding)\Disorder of head (disorder)\Disorder of brain (disorder)\Organic mental disorder\Chronic organic mental disorder (disorder)\A rare, neurodegenerative disease characterized by progressive dementia and ataxia, widespread cerebral amyloid angiopathy and parenchymal amyloid deposition. Two subtypes have been identified, ABri amyloidosis and ADan amyloidosis.\A rare neurodegenerative disease with characteristics of progressive cognitive impairment, spastic tetraparesis and cerebellar ataxia resulting from amyloid deposits in the brain. Spasticity with increased deep tendon reflexes and tone are early symptoms, muscular rigidity evolves later. Progressive mental deterioration usually starts with apathy and impaired memory with progression to complete disorientation. Caused by heterozygous mutation in the ITM2B gene on chromosome 13q14.
• \Head finding (finding)\Disorder of head (disorder)\Disorder of brain (disorder)\Organic mental disorder\Dementia\A rare, neurodegenerative disease characterized by progressive dementia and ataxia, widespread cerebral amyloid angiopathy and parenchymal amyloid deposition. Two subtypes have been identified, ABri amyloidosis and ADan amyloidosis.\A rare neurodegenerative disease with characteristics of progressive cognitive impairment, spastic tetraparesis and cerebellar ataxia resulting from amyloid deposits in the brain. Spasticity with increased deep tendon reflexes and tone are early symptoms, muscular rigidity evolves later. Progressive mental deterioration usually starts with apathy and impaired memory with progression to complete disorientation. Caused by heterozygous mutation in the ITM2B gene on chromosome 13q14.
• \Head finding (finding)\Disorder of head (disorder)\Disorder of brain (disorder)\Chronic brain syndrome\Chronic organic mental disorder (disorder)\A rare, neurodegenerative disease characterized by progressive dementia and ataxia, widespread cerebral amyloid angiopathy and parenchymal amyloid deposition. Two subtypes have been identified, ABri amyloidosis and ADan amyloidosis.\A rare neurodegenerative disease with characteristics of progressive cognitive impairment, spastic tetraparesis and cerebellar ataxia resulting from amyloid deposits in the brain. Spasticity with increased deep tendon reflexes and tone are early symptoms, muscular rigidity evolves later. Progressive mental deterioration usually starts with apathy and impaired memory with progression to complete disorientation. Caused by heterozygous mutation in the ITM2B gene on chromosome 13q14.
• \General finding of soft tissue\Blood vessel finding\Intracerebral vascular finding\A rare, neurodegenerative disease characterized by progressive dementia and ataxia, widespread cerebral amyloid angiopathy and parenchymal amyloid deposition. Two subtypes have been identified, ABri amyloidosis and ADan amyloidosis.\A rare neurodegenerative disease with characteristics of progressive cognitive impairment, spastic tetraparesis and cerebellar ataxia resulting from amyloid deposits in the brain. Spasticity with increased deep tendon reflexes and tone are early symptoms, muscular rigidity evolves later. Progressive mental deterioration usually starts with apathy and impaired memory with progression to complete disorientation. Caused by heterozygous mutation in the ITM2B gene on chromosome 13q14.
• \General finding of soft tissue\Blood vessel finding\Disorder of blood vessel (disorder)\A rare, neurodegenerative disease characterized by progressive dementia and ataxia, widespread cerebral amyloid angiopathy and parenchymal amyloid deposition. Two subtypes have been identified, ABri amyloidosis and ADan amyloidosis.\A rare neurodegenerative disease with characteristics of progressive cognitive impairment, spastic tetraparesis and cerebellar ataxia resulting from amyloid deposits in the brain. Spasticity with increased deep tendon reflexes and tone are early symptoms, muscular rigidity evolves later. Progressive mental deterioration usually starts with apathy and impaired memory with progression to complete disorientation. Caused by heterozygous mutation in the ITM2B gene on chromosome 13q14.
• \General finding of soft tissue\Disorder of soft tissue\Disorder of blood vessel (disorder)\A rare, neurodegenerative disease characterized by progressive dementia and ataxia, widespread cerebral amyloid angiopathy and parenchymal amyloid deposition. Two subtypes have been identified, ABri amyloidosis and ADan amyloidosis.\A rare neurodegenerative disease with characteristics of progressive cognitive impairment, spastic tetraparesis and cerebellar ataxia resulting from amyloid deposits in the brain. Spasticity with increased deep tendon reflexes and tone are early symptoms, muscular rigidity evolves later. Progressive mental deterioration usually starts with apathy and impaired memory with progression to complete disorientation. Caused by heterozygous mutation in the ITM2B gene on chromosome 13q14.
• \Central nervous system finding\Finding of brain\Disorder of brain (disorder)\Organic mental disorder\Chronic organic mental disorder (disorder)\A rare, neurodegenerative disease characterized by progressive dementia and ataxia, widespread cerebral amyloid angiopathy and parenchymal amyloid deposition. Two subtypes have been identified, ABri amyloidosis and ADan amyloidosis.\A rare neurodegenerative disease with characteristics of progressive cognitive impairment, spastic tetraparesis and cerebellar ataxia resulting from amyloid deposits in the brain. Spasticity with increased deep tendon reflexes and tone are early symptoms, muscular rigidity evolves later. Progressive mental deterioration usually starts with apathy and impaired memory with progression to complete disorientation. Caused by heterozygous mutation in the ITM2B gene on chromosome 13q14.
• \Central nervous system finding\Finding of brain\Disorder of brain (disorder)\Organic mental disorder\Dementia\A rare, neurodegenerative disease characterized by progressive dementia and ataxia, widespread cerebral amyloid angiopathy and parenchymal amyloid deposition. Two subtypes have been identified, ABri amyloidosis and ADan amyloidosis.\A rare neurodegenerative disease with characteristics of progressive cognitive impairment, spastic tetraparesis and cerebellar ataxia resulting from amyloid deposits in the brain. Spasticity with increased deep tendon reflexes and tone are early symptoms, muscular rigidity evolves later. Progressive mental deterioration usually starts with apathy and impaired memory with progression to complete disorientation. Caused by heterozygous mutation in the ITM2B gene on chromosome 13q14.
• \Central nervous system finding\Finding of brain\Disorder of brain (disorder)\Chronic brain syndrome\Chronic organic mental disorder (disorder)\A rare, neurodegenerative disease characterized by progressive dementia and ataxia, widespread cerebral amyloid angiopathy and parenchymal amyloid deposition. Two subtypes have been identified, ABri amyloidosis and ADan amyloidosis.\A rare neurodegenerative disease with characteristics of progressive cognitive impairment, spastic tetraparesis and cerebellar ataxia resulting from amyloid deposits in the brain. Spasticity with increased deep tendon reflexes and tone are early symptoms, muscular rigidity evolves later. Progressive mental deterioration usually starts with apathy and impaired memory with progression to complete disorientation. Caused by heterozygous mutation in the ITM2B gene on chromosome 13q14.
• \Central nervous system finding\Disorder of the central nervous system (disorder)\Disorder of brain (disorder)\Organic mental disorder\Chronic organic mental disorder (disorder)\A rare, neurodegenerative disease characterized by progressive dementia and ataxia, widespread cerebral amyloid angiopathy and parenchymal amyloid deposition. Two subtypes have been identified, ABri amyloidosis and ADan amyloidosis.\A rare neurodegenerative disease with characteristics of progressive cognitive impairment, spastic tetraparesis and cerebellar ataxia resulting from amyloid deposits in the brain. Spasticity with increased deep tendon reflexes and tone are early symptoms, muscular rigidity evolves later. Progressive mental deterioration usually starts with apathy and impaired memory with progression to complete disorientation. Caused by heterozygous mutation in the ITM2B gene on chromosome 13q14.
• \Central nervous system finding\Disorder of the central nervous system (disorder)\Disorder of brain (disorder)\Organic mental disorder\Dementia\A rare, neurodegenerative disease characterized by progressive dementia and ataxia, widespread cerebral amyloid angiopathy and parenchymal amyloid deposition. Two subtypes have been identified, ABri amyloidosis and ADan amyloidosis.\A rare neurodegenerative disease with characteristics of progressive cognitive impairment, spastic tetraparesis and cerebellar ataxia resulting from amyloid deposits in the brain. Spasticity with increased deep tendon reflexes and tone are early symptoms, muscular rigidity evolves later. Progressive mental deterioration usually starts with apathy and impaired memory with progression to complete disorientation. Caused by heterozygous mutation in the ITM2B gene on chromosome 13q14.
• \Central nervous system finding\Disorder of the central nervous system (disorder)\Disorder of brain (disorder)\Chronic brain syndrome\Chronic organic mental disorder (disorder)\A rare, neurodegenerative disease characterized by progressive dementia and ataxia, widespread cerebral amyloid angiopathy and parenchymal amyloid deposition. Two subtypes have been identified, ABri amyloidosis and ADan amyloidosis.\A rare neurodegenerative disease with characteristics of progressive cognitive impairment, spastic tetraparesis and cerebellar ataxia resulting from amyloid deposits in the brain. Spasticity with increased deep tendon reflexes and tone are early symptoms, muscular rigidity evolves later. Progressive mental deterioration usually starts with apathy and impaired memory with progression to complete disorientation. Caused by heterozygous mutation in the ITM2B gene on chromosome 13q14.
• \Functional finding\Cognitive function finding (finding)\Impaired cognition (finding)\Dementia\A rare, neurodegenerative disease characterized by progressive dementia and ataxia, widespread cerebral amyloid angiopathy and parenchymal amyloid deposition. Two subtypes have been identified, ABri amyloidosis and ADan amyloidosis.\A rare neurodegenerative disease with characteristics of progressive cognitive impairment, spastic tetraparesis and cerebellar ataxia resulting from amyloid deposits in the brain. Spasticity with increased deep tendon reflexes and tone are early symptoms, muscular rigidity evolves later. Progressive mental deterioration usually starts with apathy and impaired memory with progression to complete disorientation. Caused by heterozygous mutation in the ITM2B gene on chromosome 13q14.
• \Cardiovascular finding (finding)\Disorder of cardiovascular system (disorder)\Cardiovascular system hereditary disorder\A rare, neurodegenerative disease characterized by progressive dementia and ataxia, widespread cerebral amyloid angiopathy and parenchymal amyloid deposition. Two subtypes have been identified, ABri amyloidosis and ADan amyloidosis.\A rare neurodegenerative disease with characteristics of progressive cognitive impairment, spastic tetraparesis and cerebellar ataxia resulting from amyloid deposits in the brain. Spasticity with increased deep tendon reflexes and tone are early symptoms, muscular rigidity evolves later. Progressive mental deterioration usually starts with apathy and impaired memory with progression to complete disorientation. Caused by heterozygous mutation in the ITM2B gene on chromosome 13q14.
• \Cardiovascular finding (finding)\Disorder of cardiovascular system (disorder)\Chronic disease of cardiovascular system\A rare, neurodegenerative disease characterized by progressive dementia and ataxia, widespread cerebral amyloid angiopathy and parenchymal amyloid deposition. Two subtypes have been identified, ABri amyloidosis and ADan amyloidosis.\A rare neurodegenerative disease with characteristics of progressive cognitive impairment, spastic tetraparesis and cerebellar ataxia resulting from amyloid deposits in the brain. Spasticity with increased deep tendon reflexes and tone are early symptoms, muscular rigidity evolves later. Progressive mental deterioration usually starts with apathy and impaired memory with progression to complete disorientation. Caused by heterozygous mutation in the ITM2B gene on chromosome 13q14.
• \Cardiovascular finding (finding)\Disorder of cardiovascular system (disorder)\Cerebrovascular disease\Cerebral amyloid angiopathy\A rare, neurodegenerative disease characterized by progressive dementia and ataxia, widespread cerebral amyloid angiopathy and parenchymal amyloid deposition. Two subtypes have been identified, ABri amyloidosis and ADan amyloidosis.\A rare neurodegenerative disease with characteristics of progressive cognitive impairment, spastic tetraparesis and cerebellar ataxia resulting from amyloid deposits in the brain. Spasticity with increased deep tendon reflexes and tone are early symptoms, muscular rigidity evolves later. Progressive mental deterioration usually starts with apathy and impaired memory with progression to complete disorientation. Caused by heterozygous mutation in the ITM2B gene on chromosome 13q14.
• \Cardiovascular finding (finding)\Disorder of cardiovascular system (disorder)\Disorder of blood vessel (disorder)\A rare, neurodegenerative disease characterized by progressive dementia and ataxia, widespread cerebral amyloid angiopathy and parenchymal amyloid deposition. Two subtypes have been identified, ABri amyloidosis and ADan amyloidosis.\A rare neurodegenerative disease with characteristics of progressive cognitive impairment, spastic tetraparesis and cerebellar ataxia resulting from amyloid deposits in the brain. Spasticity with increased deep tendon reflexes and tone are early symptoms, muscular rigidity evolves later. Progressive mental deterioration usually starts with apathy and impaired memory with progression to complete disorientation. Caused by heterozygous mutation in the ITM2B gene on chromosome 13q14.
• \Cardiovascular finding (finding)\Blood vessel finding\Intracerebral vascular finding\A rare, neurodegenerative disease characterized by progressive dementia and ataxia, widespread cerebral amyloid angiopathy and parenchymal amyloid deposition. Two subtypes have been identified, ABri amyloidosis and ADan amyloidosis.\A rare neurodegenerative disease with characteristics of progressive cognitive impairment, spastic tetraparesis and cerebellar ataxia resulting from amyloid deposits in the brain. Spasticity with increased deep tendon reflexes and tone are early symptoms, muscular rigidity evolves later. Progressive mental deterioration usually starts with apathy and impaired memory with progression to complete disorientation. Caused by heterozygous mutation in the ITM2B gene on chromosome 13q14.
• \Cardiovascular finding (finding)\Blood vessel finding\Disorder of blood vessel (disorder)\A rare, neurodegenerative disease characterized by progressive dementia and ataxia, widespread cerebral amyloid angiopathy and parenchymal amyloid deposition. Two subtypes have been identified, ABri amyloidosis and ADan amyloidosis.\A rare neurodegenerative disease with characteristics of progressive cognitive impairment, spastic tetraparesis and cerebellar ataxia resulting from amyloid deposits in the brain. Spasticity with increased deep tendon reflexes and tone are early symptoms, muscular rigidity evolves later. Progressive mental deterioration usually starts with apathy and impaired memory with progression to complete disorientation. Caused by heterozygous mutation in the ITM2B gene on chromosome 13q14.
• \Disease\Genetic disease\Hereditary disease\Hereditary amyloidosis (disorder)\A rare, neurodegenerative disease characterized by progressive dementia and ataxia, widespread cerebral amyloid angiopathy and parenchymal amyloid deposition. Two subtypes have been identified, ABri amyloidosis and ADan amyloidosis.\A rare neurodegenerative disease with characteristics of progressive cognitive impairment, spastic tetraparesis and cerebellar ataxia resulting from amyloid deposits in the brain. Spasticity with increased deep tendon reflexes and tone are early symptoms, muscular rigidity evolves later. Progressive mental deterioration usually starts with apathy and impaired memory with progression to complete disorientation. Caused by heterozygous mutation in the ITM2B gene on chromosome 13q14.
• \Disease\Genetic disease\Hereditary disease\Hereditary disorder by system\Hereditary disorder of nervous system\A rare, neurodegenerative disease characterized by progressive dementia and ataxia, widespread cerebral amyloid angiopathy and parenchymal amyloid deposition. Two subtypes have been identified, ABri amyloidosis and ADan amyloidosis.\A rare neurodegenerative disease with characteristics of progressive cognitive impairment, spastic tetraparesis and cerebellar ataxia resulting from amyloid deposits in the brain. Spasticity with increased deep tendon reflexes and tone are early symptoms, muscular rigidity evolves later. Progressive mental deterioration usually starts with apathy and impaired memory with progression to complete disorientation. Caused by heterozygous mutation in the ITM2B gene on chromosome 13q14.
• \Disease\Genetic disease\Hereditary disease\Hereditary disorder by system\Cardiovascular system hereditary disorder\A rare, neurodegenerative disease characterized by progressive dementia and ataxia, widespread cerebral amyloid angiopathy and parenchymal amyloid deposition. Two subtypes have been identified, ABri amyloidosis and ADan amyloidosis.\A rare neurodegenerative disease with characteristics of progressive cognitive impairment, spastic tetraparesis and cerebellar ataxia resulting from amyloid deposits in the brain. Spasticity with increased deep tendon reflexes and tone are early symptoms, muscular rigidity evolves later. Progressive mental deterioration usually starts with apathy and impaired memory with progression to complete disorientation. Caused by heterozygous mutation in the ITM2B gene on chromosome 13q14.
• \Disease\Genetic disease\Hereditary disease\Autosomal hereditary disorder\Autosomal dominant hereditary disorder\A rare, neurodegenerative disease characterized by progressive dementia and ataxia, widespread cerebral amyloid angiopathy and parenchymal amyloid deposition. Two subtypes have been identified, ABri amyloidosis and ADan amyloidosis.\A rare neurodegenerative disease with characteristics of progressive cognitive impairment, spastic tetraparesis and cerebellar ataxia resulting from amyloid deposits in the brain. Spasticity with increased deep tendon reflexes and tone are early symptoms, muscular rigidity evolves later. Progressive mental deterioration usually starts with apathy and impaired memory with progression to complete disorientation. Caused by heterozygous mutation in the ITM2B gene on chromosome 13q14.
• \Disease\Disorder of body system\Hereditary disorder by system\Hereditary disorder of nervous system\A rare, neurodegenerative disease characterized by progressive dementia and ataxia, widespread cerebral amyloid angiopathy and parenchymal amyloid deposition. Two subtypes have been identified, ABri amyloidosis and ADan amyloidosis.\A rare neurodegenerative disease with characteristics of progressive cognitive impairment, spastic tetraparesis and cerebellar ataxia resulting from amyloid deposits in the brain. Spasticity with increased deep tendon reflexes and tone are early symptoms, muscular rigidity evolves later. Progressive mental deterioration usually starts with apathy and impaired memory with progression to complete disorientation. Caused by heterozygous mutation in the ITM2B gene on chromosome 13q14.
• \Disease\Disorder of body system\Hereditary disorder by system\Cardiovascular system hereditary disorder\A rare, neurodegenerative disease characterized by progressive dementia and ataxia, widespread cerebral amyloid angiopathy and parenchymal amyloid deposition. Two subtypes have been identified, ABri amyloidosis and ADan amyloidosis.\A rare neurodegenerative disease with characteristics of progressive cognitive impairment, spastic tetraparesis and cerebellar ataxia resulting from amyloid deposits in the brain. Spasticity with increased deep tendon reflexes and tone are early symptoms, muscular rigidity evolves later. Progressive mental deterioration usually starts with apathy and impaired memory with progression to complete disorientation. Caused by heterozygous mutation in the ITM2B gene on chromosome 13q14.
• \Disease\Disorder of body system\Disorder of nervous system (disorder)\Hereditary disorder of nervous system\A rare, neurodegenerative disease characterized by progressive dementia and ataxia, widespread cerebral amyloid angiopathy and parenchymal amyloid deposition. Two subtypes have been identified, ABri amyloidosis and ADan amyloidosis.\A rare neurodegenerative disease with characteristics of progressive cognitive impairment, spastic tetraparesis and cerebellar ataxia resulting from amyloid deposits in the brain. Spasticity with increased deep tendon reflexes and tone are early symptoms, muscular rigidity evolves later. Progressive mental deterioration usually starts with apathy and impaired memory with progression to complete disorientation. Caused by heterozygous mutation in the ITM2B gene on chromosome 13q14.
• \Disease\Disorder of body system\Disorder of nervous system (disorder)\Chronic nervous system disorder\Chronic brain syndrome\Chronic organic mental disorder (disorder)\A rare, neurodegenerative disease characterized by progressive dementia and ataxia, widespread cerebral amyloid angiopathy and parenchymal amyloid deposition. Two subtypes have been identified, ABri amyloidosis and ADan amyloidosis.\A rare neurodegenerative disease with characteristics of progressive cognitive impairment, spastic tetraparesis and cerebellar ataxia resulting from amyloid deposits in the brain. Spasticity with increased deep tendon reflexes and tone are early symptoms, muscular rigidity evolves later. Progressive mental deterioration usually starts with apathy and impaired memory with progression to complete disorientation. Caused by heterozygous mutation in the ITM2B gene on chromosome 13q14.
• \Disease\Disorder of body system\Disorder of nervous system (disorder)\Disorder of the central nervous system (disorder)\Disorder of brain (disorder)\Organic mental disorder\Chronic organic mental disorder (disorder)\A rare, neurodegenerative disease characterized by progressive dementia and ataxia, widespread cerebral amyloid angiopathy and parenchymal amyloid deposition. Two subtypes have been identified, ABri amyloidosis and ADan amyloidosis.\A rare neurodegenerative disease with characteristics of progressive cognitive impairment, spastic tetraparesis and cerebellar ataxia resulting from amyloid deposits in the brain. Spasticity with increased deep tendon reflexes and tone are early symptoms, muscular rigidity evolves later. Progressive mental deterioration usually starts with apathy and impaired memory with progression to complete disorientation. Caused by heterozygous mutation in the ITM2B gene on chromosome 13q14.
• \Disease\Disorder of body system\Disorder of nervous system (disorder)\Disorder of the central nervous system (disorder)\Disorder of brain (disorder)\Organic mental disorder\Dementia\A rare, neurodegenerative disease characterized by progressive dementia and ataxia, widespread cerebral amyloid angiopathy and parenchymal amyloid deposition. Two subtypes have been identified, ABri amyloidosis and ADan amyloidosis.\A rare neurodegenerative disease with characteristics of progressive cognitive impairment, spastic tetraparesis and cerebellar ataxia resulting from amyloid deposits in the brain. Spasticity with increased deep tendon reflexes and tone are early symptoms, muscular rigidity evolves later. Progressive mental deterioration usually starts with apathy and impaired memory with progression to complete disorientation. Caused by heterozygous mutation in the ITM2B gene on chromosome 13q14.
• \Disease\Disorder of body system\Disorder of nervous system (disorder)\Disorder of the central nervous system (disorder)\Disorder of brain (disorder)\Chronic brain syndrome\Chronic organic mental disorder (disorder)\A rare, neurodegenerative disease characterized by progressive dementia and ataxia, widespread cerebral amyloid angiopathy and parenchymal amyloid deposition. Two subtypes have been identified, ABri amyloidosis and ADan amyloidosis.\A rare neurodegenerative disease with characteristics of progressive cognitive impairment, spastic tetraparesis and cerebellar ataxia resulting from amyloid deposits in the brain. Spasticity with increased deep tendon reflexes and tone are early symptoms, muscular rigidity evolves later. Progressive mental deterioration usually starts with apathy and impaired memory with progression to complete disorientation. Caused by heterozygous mutation in the ITM2B gene on chromosome 13q14.
• \Disease\Disorder of body system\Disorder of cardiovascular system (disorder)\Cardiovascular system hereditary disorder\A rare, neurodegenerative disease characterized by progressive dementia and ataxia, widespread cerebral amyloid angiopathy and parenchymal amyloid deposition. Two subtypes have been identified, ABri amyloidosis and ADan amyloidosis.\A rare neurodegenerative disease with characteristics of progressive cognitive impairment, spastic tetraparesis and cerebellar ataxia resulting from amyloid deposits in the brain. Spasticity with increased deep tendon reflexes and tone are early symptoms, muscular rigidity evolves later. Progressive mental deterioration usually starts with apathy and impaired memory with progression to complete disorientation. Caused by heterozygous mutation in the ITM2B gene on chromosome 13q14.
• \Disease\Disorder of body system\Disorder of cardiovascular system (disorder)\Chronic disease of cardiovascular system\A rare, neurodegenerative disease characterized by progressive dementia and ataxia, widespread cerebral amyloid angiopathy and parenchymal amyloid deposition. Two subtypes have been identified, ABri amyloidosis and ADan amyloidosis.\A rare neurodegenerative disease with characteristics of progressive cognitive impairment, spastic tetraparesis and cerebellar ataxia resulting from amyloid deposits in the brain. Spasticity with increased deep tendon reflexes and tone are early symptoms, muscular rigidity evolves later. Progressive mental deterioration usually starts with apathy and impaired memory with progression to complete disorientation. Caused by heterozygous mutation in the ITM2B gene on chromosome 13q14.
• \Disease\Disorder of body system\Disorder of cardiovascular system (disorder)\Cerebrovascular disease\Cerebral amyloid angiopathy\A rare, neurodegenerative disease characterized by progressive dementia and ataxia, widespread cerebral amyloid angiopathy and parenchymal amyloid deposition. Two subtypes have been identified, ABri amyloidosis and ADan amyloidosis.\A rare neurodegenerative disease with characteristics of progressive cognitive impairment, spastic tetraparesis and cerebellar ataxia resulting from amyloid deposits in the brain. Spasticity with increased deep tendon reflexes and tone are early symptoms, muscular rigidity evolves later. Progressive mental deterioration usually starts with apathy and impaired memory with progression to complete disorientation. Caused by heterozygous mutation in the ITM2B gene on chromosome 13q14.
• \Disease\Disorder of body system\Disorder of cardiovascular system (disorder)\Disorder of blood vessel (disorder)\A rare, neurodegenerative disease characterized by progressive dementia and ataxia, widespread cerebral amyloid angiopathy and parenchymal amyloid deposition. Two subtypes have been identified, ABri amyloidosis and ADan amyloidosis.\A rare neurodegenerative disease with characteristics of progressive cognitive impairment, spastic tetraparesis and cerebellar ataxia resulting from amyloid deposits in the brain. Spasticity with increased deep tendon reflexes and tone are early symptoms, muscular rigidity evolves later. Progressive mental deterioration usually starts with apathy and impaired memory with progression to complete disorientation. Caused by heterozygous mutation in the ITM2B gene on chromosome 13q14.
• \Disease\Disorder of head (disorder)\Disorder of brain (disorder)\Organic mental disorder\Chronic organic mental disorder (disorder)\A rare, neurodegenerative disease characterized by progressive dementia and ataxia, widespread cerebral amyloid angiopathy and parenchymal amyloid deposition. Two subtypes have been identified, ABri amyloidosis and ADan amyloidosis.\A rare neurodegenerative disease with characteristics of progressive cognitive impairment, spastic tetraparesis and cerebellar ataxia resulting from amyloid deposits in the brain. Spasticity with increased deep tendon reflexes and tone are early symptoms, muscular rigidity evolves later. Progressive mental deterioration usually starts with apathy and impaired memory with progression to complete disorientation. Caused by heterozygous mutation in the ITM2B gene on chromosome 13q14.
• \Disease\Disorder of head (disorder)\Disorder of brain (disorder)\Organic mental disorder\Dementia\A rare, neurodegenerative disease characterized by progressive dementia and ataxia, widespread cerebral amyloid angiopathy and parenchymal amyloid deposition. Two subtypes have been identified, ABri amyloidosis and ADan amyloidosis.\A rare neurodegenerative disease with characteristics of progressive cognitive impairment, spastic tetraparesis and cerebellar ataxia resulting from amyloid deposits in the brain. Spasticity with increased deep tendon reflexes and tone are early symptoms, muscular rigidity evolves later. Progressive mental deterioration usually starts with apathy and impaired memory with progression to complete disorientation. Caused by heterozygous mutation in the ITM2B gene on chromosome 13q14.
• \Disease\Disorder of head (disorder)\Disorder of brain (disorder)\Chronic brain syndrome\Chronic organic mental disorder (disorder)\A rare, neurodegenerative disease characterized by progressive dementia and ataxia, widespread cerebral amyloid angiopathy and parenchymal amyloid deposition. Two subtypes have been identified, ABri amyloidosis and ADan amyloidosis.\A rare neurodegenerative disease with characteristics of progressive cognitive impairment, spastic tetraparesis and cerebellar ataxia resulting from amyloid deposits in the brain. Spasticity with increased deep tendon reflexes and tone are early symptoms, muscular rigidity evolves later. Progressive mental deterioration usually starts with apathy and impaired memory with progression to complete disorientation. Caused by heterozygous mutation in the ITM2B gene on chromosome 13q14.
• \Disease\Mental disorder\Chronic mental disorder\Chronic organic mental disorder (disorder)\A rare, neurodegenerative disease characterized by progressive dementia and ataxia, widespread cerebral amyloid angiopathy and parenchymal amyloid deposition. Two subtypes have been identified, ABri amyloidosis and ADan amyloidosis.\A rare neurodegenerative disease with characteristics of progressive cognitive impairment, spastic tetraparesis and cerebellar ataxia resulting from amyloid deposits in the brain. Spasticity with increased deep tendon reflexes and tone are early symptoms, muscular rigidity evolves later. Progressive mental deterioration usually starts with apathy and impaired memory with progression to complete disorientation. Caused by heterozygous mutation in the ITM2B gene on chromosome 13q14.
• \Disease\Mental disorder\Organic mental disorder\Chronic organic mental disorder (disorder)\A rare, neurodegenerative disease characterized by progressive dementia and ataxia, widespread cerebral amyloid angiopathy and parenchymal amyloid deposition. Two subtypes have been identified, ABri amyloidosis and ADan amyloidosis.\A rare neurodegenerative disease with characteristics of progressive cognitive impairment, spastic tetraparesis and cerebellar ataxia resulting from amyloid deposits in the brain. Spasticity with increased deep tendon reflexes and tone are early symptoms, muscular rigidity evolves later. Progressive mental deterioration usually starts with apathy and impaired memory with progression to complete disorientation. Caused by heterozygous mutation in the ITM2B gene on chromosome 13q14.
• \Disease\Mental disorder\Organic mental disorder\Dementia\A rare, neurodegenerative disease characterized by progressive dementia and ataxia, widespread cerebral amyloid angiopathy and parenchymal amyloid deposition. Two subtypes have been identified, ABri amyloidosis and ADan amyloidosis.\A rare neurodegenerative disease with characteristics of progressive cognitive impairment, spastic tetraparesis and cerebellar ataxia resulting from amyloid deposits in the brain. Spasticity with increased deep tendon reflexes and tone are early symptoms, muscular rigidity evolves later. Progressive mental deterioration usually starts with apathy and impaired memory with progression to complete disorientation. Caused by heterozygous mutation in the ITM2B gene on chromosome 13q14.
• \Disease\Chronic disease\Chronic mental disorder\Chronic organic mental disorder (disorder)\A rare, neurodegenerative disease characterized by progressive dementia and ataxia, widespread cerebral amyloid angiopathy and parenchymal amyloid deposition. Two subtypes have been identified, ABri amyloidosis and ADan amyloidosis.\A rare neurodegenerative disease with characteristics of progressive cognitive impairment, spastic tetraparesis and cerebellar ataxia resulting from amyloid deposits in the brain. Spasticity with increased deep tendon reflexes and tone are early symptoms, muscular rigidity evolves later. Progressive mental deterioration usually starts with apathy and impaired memory with progression to complete disorientation. Caused by heterozygous mutation in the ITM2B gene on chromosome 13q14.
• \Disease\Chronic disease\Chronic disease of cardiovascular system\A rare, neurodegenerative disease characterized by progressive dementia and ataxia, widespread cerebral amyloid angiopathy and parenchymal amyloid deposition. Two subtypes have been identified, ABri amyloidosis and ADan amyloidosis.\A rare neurodegenerative disease with characteristics of progressive cognitive impairment, spastic tetraparesis and cerebellar ataxia resulting from amyloid deposits in the brain. Spasticity with increased deep tendon reflexes and tone are early symptoms, muscular rigidity evolves later. Progressive mental deterioration usually starts with apathy and impaired memory with progression to complete disorientation. Caused by heterozygous mutation in the ITM2B gene on chromosome 13q14.
• \Disease\Chronic disease\Chronic nervous system disorder\Chronic brain syndrome\Chronic organic mental disorder (disorder)\A rare, neurodegenerative disease characterized by progressive dementia and ataxia, widespread cerebral amyloid angiopathy and parenchymal amyloid deposition. Two subtypes have been identified, ABri amyloidosis and ADan amyloidosis.\A rare neurodegenerative disease with characteristics of progressive cognitive impairment, spastic tetraparesis and cerebellar ataxia resulting from amyloid deposits in the brain. Spasticity with increased deep tendon reflexes and tone are early symptoms, muscular rigidity evolves later. Progressive mental deterioration usually starts with apathy and impaired memory with progression to complete disorientation. Caused by heterozygous mutation in the ITM2B gene on chromosome 13q14.
• \Disease\Disorder of soft tissue\Disorder of blood vessel (disorder)\A rare, neurodegenerative disease characterized by progressive dementia and ataxia, widespread cerebral amyloid angiopathy and parenchymal amyloid deposition. Two subtypes have been identified, ABri amyloidosis and ADan amyloidosis.\A rare neurodegenerative disease with characteristics of progressive cognitive impairment, spastic tetraparesis and cerebellar ataxia resulting from amyloid deposits in the brain. Spasticity with increased deep tendon reflexes and tone are early symptoms, muscular rigidity evolves later. Progressive mental deterioration usually starts with apathy and impaired memory with progression to complete disorientation. Caused by heterozygous mutation in the ITM2B gene on chromosome 13q14.
• \Disease\Amyloidosis\Hereditary amyloidosis (disorder)\A rare, neurodegenerative disease characterized by progressive dementia and ataxia, widespread cerebral amyloid angiopathy and parenchymal amyloid deposition. Two subtypes have been identified, ABri amyloidosis and ADan amyloidosis.\A rare neurodegenerative disease with characteristics of progressive cognitive impairment, spastic tetraparesis and cerebellar ataxia resulting from amyloid deposits in the brain. Spasticity with increased deep tendon reflexes and tone are early symptoms, muscular rigidity evolves later. Progressive mental deterioration usually starts with apathy and impaired memory with progression to complete disorientation. Caused by heterozygous mutation in the ITM2B gene on chromosome 13q14.
• \Disease\Amyloidosis\Cerebral amyloid angiopathy\A rare, neurodegenerative disease characterized by progressive dementia and ataxia, widespread cerebral amyloid angiopathy and parenchymal amyloid deposition. Two subtypes have been identified, ABri amyloidosis and ADan amyloidosis.\A rare neurodegenerative disease with characteristics of progressive cognitive impairment, spastic tetraparesis and cerebellar ataxia resulting from amyloid deposits in the brain. Spasticity with increased deep tendon reflexes and tone are early symptoms, muscular rigidity evolves later. Progressive mental deterioration usually starts with apathy and impaired memory with progression to complete disorientation. Caused by heterozygous mutation in the ITM2B gene on chromosome 13q14.

Status: current, Not sufficiently defined by necessary conditions definition status (core metadata concept). Date: 31-Jul 2019. Module: SNOMED CT core

Descriptions:

Id	Description	Lang	Type	Status	Case?	Module
3757898012	A rare neurodegenerative disease with characteristics of progressive cognitive impairment, spastic tetraparesis and cerebellar ataxia resulting from amyloid deposits in the brain. Spasticity with increased deep tendon reflexes and tone are early symptoms, muscular rigidity evolves later. Progressive mental deterioration usually starts with apathy and impaired memory with progression to complete disorientation. Caused by heterozygous mutation in the ITM2B gene on chromosome 13q14.	en	Definition	Active	Entire term case sensitive (core metadata concept)	SNOMED CT core
3757895010	Familial dementia British type (disorder)	en	Fully specified name	Active	Only initial character case insensitive (core metadata concept)	SNOMED CT core
3757896011	Familial dementia British type	en	Synonym (core metadata concept)	Active	Only initial character case insensitive (core metadata concept)	SNOMED CT core
3757897019	ABri amyloidosis	en	Synonym (core metadata concept)	Active	Entire term case sensitive (core metadata concept)	SNOMED CT core
3896360018	Familial British dementia with amyloid angiopathy	en	Synonym (core metadata concept)	Active	Only initial character case insensitive (core metadata concept)	SNOMED CT core

Expanded Value Set

This concept is not in any reference sets

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