| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Lelis syndrome | Has definitional manifestation | False | Abnormal keratinization | Inferred relationship | Some |  | 
| Autosomal dominant palmoplantar keratoderma and congenital alopecia (disorder) | Has definitional manifestation | False | Abnormal keratinization | Inferred relationship | Some |  | 
| X-linked intellectual disability with seizure and psoriasis syndrome (disorder) | Has definitional manifestation | False | Abnormal keratinization | Inferred relationship | Some |  | 
| Xeroderma pigmentosum and Cockayne syndrome complex (disorder) | Has definitional manifestation | False | Abnormal keratinization | Inferred relationship | Some |  | 
| Woolly hair and palmoplantar keratoderma with dilated cardiomyopathy syndrome | Has definitional manifestation | False | Abnormal keratinization | Inferred relationship | Some |  | 
| Haim Munk syndrome (disorder) | Has definitional manifestation | False | Abnormal keratinization | Inferred relationship | Some |  | 
| Ankylosing vertebral hyperostosis with tylosis syndrome (disorder) | Has definitional manifestation | False | Abnormal keratinization | Inferred relationship | Some |  | 
| Diffuse palmoplantar keratoderma and acrocyanosis syndrome (disorder) | Has definitional manifestation | False | Abnormal keratinization | Inferred relationship | Some |  | 
| Psoriasis of anogenital region (disorder) | Has definitional manifestation | False | Abnormal keratinization | Inferred relationship | Some |  | 
| Intellectual disability, enteropathy, deafness, peripheral neuropathy, ichthyosis, keratoderma syndrome (disorder) | Has definitional manifestation | False | Abnormal keratinization | Inferred relationship | Some |  | 
| Cerebral dysgenesis, neuropathy, ichthyosis, palmoplantar keratoderma syndrome (disorder) | Has definitional manifestation | False | Abnormal keratinization | Inferred relationship | Some |  | 
| Palmoplantar keratoderma, 46,XX sex reversal, predisposition to squamous cell carcinoma syndrome (disorder) | Has definitional manifestation | False | Abnormal keratinization | Inferred relationship | Some |  | 
| Palmoplantar keratoderma with deafness syndrome (disorder) | Has definitional manifestation | False | Abnormal keratinization | Inferred relationship | Some |  | 
| Palmoplantar keratoderma Nagashima type (disorder) | Has definitional manifestation | False | Abnormal keratinization | Inferred relationship | Some |  | 
| Spastic paraplegia, intellectual disability, palmoplantar hyperkeratosis syndrome (disorder) | Has definitional manifestation | False | Abnormal keratinization | Inferred relationship | Some |  | 
| Keratosis follicularis, dwarfism, cerebral atrophy syndrome | Has definitional manifestation | False | Abnormal keratinization | Inferred relationship | Some |  | 
| Trichodysplasia spinulosa caused by Polyomavirus (disorder) | Has definitional manifestation | False | Abnormal keratinization | Inferred relationship | Some |  | 
| Palmoplantar keratoderma with clinodactyly syndrome (disorder) | Has definitional manifestation | False | Abnormal keratinization | Inferred relationship | Some |  | 
| Hereditary skin peeling syndrome (disorder) | Has definitional manifestation | False | Abnormal keratinization | Inferred relationship | Some |  | 
| Arthrogryposis hyperkeratosis syndrome lethal form (disorder) | Has definitional manifestation | False | Abnormal keratinization | Inferred relationship | Some |  | 
| Van den Bosch syndrome (disorder) | Has definitional manifestation | False | Abnormal keratinization | Inferred relationship | Some |  | 
| Hyperkeratosis of mucous membrane of mouth due to and following traumatic injury (disorder) | Has definitional manifestation | False | Abnormal keratinization | Inferred relationship | Some |  | 
| Inverted follicular keratosis (disorder) | Has definitional manifestation | False | Abnormal keratinization | Inferred relationship | Some |  | 
| Disorder of keratinisation | Is a | True | Abnormal keratinization | Inferred relationship | Some |  | 
| Rough skin (finding) | Is a | True | Abnormal keratinization | Inferred relationship | Some |  | 
| acantholytische dermatose (aandoening) | Has definitional manifestation | False | Abnormal keratinization | Inferred relationship | Some | 1 | 
| Psoriatric arthritis of wrist (disorder) | Has definitional manifestation | False | Abnormal keratinization | Inferred relationship | Some |  | 
| Monoarticular psoriatric arthritis mutilans (disorder) | Has definitional manifestation | False | Abnormal keratinization | Inferred relationship | Some |  | 
| Psoriatric arthritis of ankle (disorder) | Has definitional manifestation | False | Abnormal keratinization | Inferred relationship | Some |  | 
| polyarticulaire arthritis psoriatica | Has definitional manifestation | False | Abnormal keratinization | Inferred relationship | Some |  | 
| Psoriatric arthritis of hip (disorder) | Has definitional manifestation | False | Abnormal keratinization | Inferred relationship | Some |  | 
| Psoriatric arthritis of elbow (disorder) | Has definitional manifestation | False | Abnormal keratinization | Inferred relationship | Some |  | 
| Congenital palmoplantar keratoderma (disorder) | Has definitional manifestation | False | Abnormal keratinization | Inferred relationship | Some |  | 
| Psoriatric arthritis of shoulder (disorder) | Has definitional manifestation | False | Abnormal keratinization | Inferred relationship | Some |  | 
| oligoarticulaire arthritis psoriatica (aandoening) | Has definitional manifestation | False | Abnormal keratinization | Inferred relationship | Some |  | 
| Monoarticular psoriatric arthritis (disorder) | Has definitional manifestation | False | Abnormal keratinization | Inferred relationship | Some |  | 
| Psoriatric arthritis of foot (disorder) | Has definitional manifestation | False | Abnormal keratinization | Inferred relationship | Some |  | 
| Acute acropustulosis (disorder) | Has definitional manifestation | False | Abnormal keratinization | Inferred relationship | Some |  | 
| Polyarticular psoriatic arthritis mutilans (disorder) | Has definitional manifestation | False | Abnormal keratinization | Inferred relationship | Some |  | 
| Psoriatric arthritis of knee (disorder) | Has definitional manifestation | False | Abnormal keratinization | Inferred relationship | Some |  | 
| Pauciarticular psoriatric arthritis mutilans (disorder) | Has definitional manifestation | False | Abnormal keratinization | Inferred relationship | Some |  | 
| Psoriatric arthritis of hand (disorder) | Has definitional manifestation | False | Abnormal keratinization | Inferred relationship | Some |  | 
| Syndromal hereditary palmoplantar keratoderma (disorder) | Has definitional manifestation | False | Abnormal keratinization | Inferred relationship | Some |  | 
| Keratosis pilaris atrophicans faciei | Has definitional manifestation | False | Abnormal keratinization | Inferred relationship | Some |  |