| Outbound Relationships | Type | Target | Active | Characteristic | Refinability | Group | Values | 
| Leukemic reticuloendotheliosis of lymph nodes of head, face and neck | Is a | Malignant lymphoma of lymph nodes | false | Inferred relationship | Existential restriction modifier |  |  | 
| Leukemic reticuloendotheliosis of lymph nodes of head, face and neck | Is a | Metastasis to head and neck lymph node | true | Inferred relationship | Existential restriction modifier |  |  | 
| Leukemic reticuloendotheliosis of lymph nodes of head, face and neck | Is a | Hairy cell leukemia | true | Inferred relationship | Existential restriction modifier |  |  | 
| Leukemic reticuloendotheliosis of lymph nodes of head, face and neck | Associated morphology | Malignant lymphoma, no International Classification of Diseases for Oncology subtype | false | Inferred relationship | Existential restriction modifier | 4 |  | 
| Leukemic reticuloendotheliosis of lymph nodes of head, face and neck | Finding site | Structure of lymphoreticular system | false | Inferred relationship | Existential restriction modifier | 2 |  | 
| Leukemic reticuloendotheliosis of lymph nodes of head, face and neck | Associated morphology | B-cell chronic lymphocytic leukemia/small lymphocytic lymphoma | false | Inferred relationship | Existential restriction modifier | 4 |  | 
| Leukemic reticuloendotheliosis of lymph nodes of head, face and neck | Associated morphology | Neoplasm, metastatic | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Leukemic reticuloendotheliosis of lymph nodes of head, face and neck | Course | Chronic | false | Inferred relationship | Existential restriction modifier |  |  | 
| Leukemic reticuloendotheliosis of lymph nodes of head, face and neck | Associated morphology | Hairy cell leukemia | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Leukemic reticuloendotheliosis of lymph nodes of head, face and neck | Finding site | B lymphocyte | false | Inferred relationship | Existential restriction modifier | 3 |  | 
| Leukemic reticuloendotheliosis of lymph nodes of head, face and neck | Finding site | Structure of lymph node of head and neck | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Leukemic reticuloendotheliosis of lymph nodes of head, face and neck | Associated morphology | Non-Hodgkin lymphoma, no International Classification of Diseases for Oncology subtype | false | Inferred relationship | Existential restriction modifier | 3 |  | 
| Leukemic reticuloendotheliosis of lymph nodes of head, face and neck | Pathological process | Malignant neoplastic process | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Leukemic reticuloendotheliosis of lymph nodes of head, face and neck | Pathological process | Malignant neoplastic process | false | Inferred relationship | Existential restriction modifier | 4 |  | 
| Leukemic reticuloendotheliosis of lymph nodes of head, face and neck | Pathological process | Neoplastic process | false | Inferred relationship | Existential restriction modifier |  |  | 
| Leukemic reticuloendotheliosis of lymph nodes of head, face and neck | Finding site | Bone marrow structure | false | Inferred relationship | Existential restriction modifier | 4 |  | 
| Leukemic reticuloendotheliosis of lymph nodes of head, face and neck | Associated morphology | Chronic leukemia - category | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Leukemic reticuloendotheliosis of lymph nodes of head, face and neck | Pathological process | Secondary malignant neoplastic process | false | Inferred relationship | Existential restriction modifier |  |  | 
| Leukemic reticuloendotheliosis of lymph nodes of head, face and neck | Finding site | Bone marrow structure | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Leukemic reticuloendotheliosis of lymph nodes of head, face and neck | Is a | Neoplasm of lymph node | false | Inferred relationship | Existential restriction modifier |  |  | 
| Leukemic reticuloendotheliosis of lymph nodes of head, face and neck | Associated morphology | Proliferation | false | Inferred relationship | Existential restriction modifier | 2 |  | 
| Leukemic reticuloendotheliosis of lymph nodes of head, face and neck | Finding site | Structure of lymph node | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Leukemic reticuloendotheliosis of lymph nodes of head, face and neck | Is a | Primary malignant neoplasm of bone marrow | false | Inferred relationship | Existential restriction modifier |  |  | 
| Leukemic reticuloendotheliosis of lymph nodes of head, face and neck | Finding site | Structure of lymphoreticular system | false | Inferred relationship | Existential restriction modifier | 4 |  | 
| Leukemic reticuloendotheliosis of lymph nodes of head, face and neck | Finding site | Lymphocytic tissue structure | false | Inferred relationship | Existential restriction modifier | 2 |  | 
| Leukemic reticuloendotheliosis of lymph nodes of head, face and neck | Associated morphology | Non-Hodgkin lymphoma, no International Classification of Diseases for Oncology subtype | false | Inferred relationship | Existential restriction modifier | 2 |  | 
| Leukemic reticuloendotheliosis of lymph nodes of head, face and neck | Associated morphology | Non-Hodgkin lymphoma, no International Classification of Diseases for Oncology subtype | false | Inferred relationship | Existential restriction modifier | 3 |  | 
| Leukemic reticuloendotheliosis of lymph nodes of head, face and neck | Associated morphology | Non-Hodgkin lymphoma, no International Classification of Diseases for Oncology subtype | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Leukemic reticuloendotheliosis of lymph nodes of head, face and neck | Associated morphology | White blood cell abnormality | false | Inferred relationship | Existential restriction modifier |  |  | 
| Leukemic reticuloendotheliosis of lymph nodes of head, face and neck | Associated morphology | Non-Hodgkin lymphoma, no International Classification of Diseases for Oncology subtype | false | Inferred relationship | Existential restriction modifier | 3 |  | 
| Leukemic reticuloendotheliosis of lymph nodes of head, face and neck | Is a | Malignant lymphoma of lymph nodes of head, face AND/OR neck | false | Inferred relationship | Existential restriction modifier |  |  | 
| Leukemic reticuloendotheliosis of lymph nodes of head, face and neck | Associated morphology | Low grade B-cell lymphoma morphology | false | Inferred relationship | Existential restriction modifier |  |  | 
| Leukemic reticuloendotheliosis of lymph nodes of head, face and neck | Is a | Metastatic malignant neoplasm to bone marrow | false | Inferred relationship | Existential restriction modifier |  |  | 
| Leukemic reticuloendotheliosis of lymph nodes of head, face and neck | Associated morphology | Non-Hodgkin lymphoma, no International Classification of Diseases for Oncology subtype | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Leukemic reticuloendotheliosis of lymph nodes of head, face and neck | Finding site | Bone marrow structure | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Leukemic reticuloendotheliosis of lymph nodes of head, face and neck | Associated morphology | Hairy cell leukemia | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Leukemic reticuloendotheliosis of lymph nodes of head, face and neck | Associated morphology | Neoplasm, metastatic | true | Inferred relationship | Existential restriction modifier | 1 |  | 
| Leukemic reticuloendotheliosis of lymph nodes of head, face and neck | Finding site | Structure of lymph node of head and neck | true | Inferred relationship | Existential restriction modifier | 1 |  | 
| Leukemic reticuloendotheliosis of lymph nodes of head, face and neck | Is a | Non-Hodgkin's lymphoma | false | Inferred relationship | Existential restriction modifier |  |  | 
| Leukemic reticuloendotheliosis of lymph nodes of head, face and neck | Associated morphology | Hairy cell leukemia | true | Inferred relationship | Existential restriction modifier | 2 |  | 
| Leukemic reticuloendotheliosis of lymph nodes of head, face and neck | Finding site | Bone marrow structure | true | Inferred relationship | Existential restriction modifier | 2 |  |