| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Plasma cell | Is a | True | B lymphocyte | Inferred relationship | Existential restriction modifier |  | 
| Immunoglobulin A B lymphocyte | Is a | True | B lymphocyte | Inferred relationship | Existential restriction modifier |  | 
| Immunoglobulin D B lymphocyte | Is a | True | B lymphocyte | Inferred relationship | Existential restriction modifier |  | 
| Immunoglobulin E B lymphocyte | Is a | True | B lymphocyte | Inferred relationship | Existential restriction modifier |  | 
| Immunoglobulin G B lymphocyte | Is a | True | B lymphocyte | Inferred relationship | Existential restriction modifier |  | 
| Immunoglobulin M B lymphocyte | Is a | True | B lymphocyte | Inferred relationship | Existential restriction modifier |  | 
| Diffuse malignant lymphoma - small non-cleaved cell | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 1 | 
| Malignant lymphoma - small cleaved cell | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 1 | 
| Malignant lymphoma - mixed small and large cell | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 2 | 
| Diffuse non-Hodgkin's lymphoma, immunoblastic | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 2 | 
| Diffuse non-Hodgkin's lymphoma, small cleaved cell | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 1 | 
| Diffuse non-Hodgkin's lymphoma, small cell | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 1 | 
| Diffuse non-Hodgkin's lymphoma, large cell | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 1 | 
| B-cell lymphoma | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 2 | 
| African Burkitt's lymphoma | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 1 | 
| Angioendotheliomatosis | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 1 | 
| Malignant lymphoma - lymphocytic, intermediate differentiation | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 2 | 
| B-cell chronic lymphocytic leukemia | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 3 | 
| B-cell chronic lymphocytic leukemia variant | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 2 | 
| Low grade B-cell lymphoma | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 2 | 
| Diffuse low grade B-cell lymphoma | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 2 | 
| High grade B-cell lymphoma | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 2 | 
| Follicular low grade B-cell lymphoma | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 1 | 
| Mucosa-associated lymphoma | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 2 | 
| Monocytoid B-cell lymphoma | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 2 | 
| Follicular malignant lymphoma - mixed cell type | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 2 | 
| Follicular malignant lymphoma - small cleaved cell | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 1 | 
| Diffuse high grade B-cell lymphoma | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 2 | 
| Nodular high grade B-cell lymphoma | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 1 | 
| Diffuse malignant lymphoma - large cleaved cell | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 2 | 
| Diffuse malignant lymphoma - large non-cleaved cell | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 1 | 
| Diffuse malignant lymphoma - centroblastic polymorphic | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 1 | 
| Large cell anaplastic lymphoma | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier |  | 
| Follicular malignant lymphoma - large cell | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 1 | 
| Intermediate grade B-cell lymphoma | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 1 | 
| Diffuse malignant lymphoma - centroblastic | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 1 | 
| Nodular malignant lymphoma, lymphocytic - well differentiated | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 2 | 
| Nodular malignant lymphoma, lymphocytic - intermediate differentiation | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 2 | 
| Hairy cell leukemia | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 3 | 
| Burkitt's lymphoma | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 1 | 
| Atypical hairy cell leukemia | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 1 | 
| Malignant lymphoma - lymphoplasmacytic | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 2 | 
| Diffuse malignant lymphoma - centroblastic-centrocytic | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 1 | 
| Malignant lymphoma - centrocytic | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 2 | 
| Malignant lymphoma, mixed lymphocytic-histiocytic, nodular | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 2 | 
| Malignant lymphoma, centroblastic-centrocytic, follicular | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 2 | 
| Malignant lymphoma, lymphocytic, poorly differentiated, nodular | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 1 | 
| Malignant lymphoma, centroblastic type, follicular | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 1 | 
| B lymphocyte antigen | Direct substance | False | B lymphocyte | Inferred relationship | Existential restriction modifier |  | 
| B lymphocyte disorder | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier |  | 
| Burkitt's tumor of intra-abdominal lymph nodes | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 1 | 
| Burkitt's tumor of intrapelvic lymph nodes | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 1 | 
| Burkitt's tumor of intrathoracic lymph nodes | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 1 | 
| Burkitt's tumor of lymph nodes of axilla AND/OR upper limb | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 1 | 
| Burkitt's tumor of lymph nodes of head, face AND/OR neck | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 1 | 
| Burkitt's tumor of lymph nodes of inguinal region AND/OR lower limb | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 1 | 
| Burkitt's tumor of lymph nodes of multiple sites | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 1 | 
| Burkitt's tumor of spleen | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 2 | 
| Burkitt's tumor of extranodal AND/OR solid organ site | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 1 | 
| Leukemic reticuloendotheliosis of intra-abdominal lymph nodes | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 4 | 
| Leukemic reticuloendotheliosis of intrapelvic lymph nodes | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 5 | 
| Leukemic reticuloendotheliosis of intrathoracic lymph nodes | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 1 | 
| Leukemic reticuloendotheliosis of lymph nodes of axilla AND/OR upper limb | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 4 | 
| Leukemic reticuloendotheliosis of lymph nodes of head, face AND/OR neck | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 3 | 
| Leukemic reticuloendotheliosis of lymph nodes of inguinal region AND/OR lower limb | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 1 | 
| Leukemic reticuloendotheliosis of lymph nodes of multiple sites | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 4 | 
| Hairy cell leukemia of spleen | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 4 | 
| Leukemic reticuloendotheliosis of extranodal AND/OR solid organ site | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 3 | 
| Burkitt's lymphoma of lymph nodes of head, face and neck | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 1 | 
| Burkitt's lymphoma of intrathoracic lymph nodes | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 2 | 
| Burkitt's lymphoma of intra-abdominal lymph nodes | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 1 | 
| Burkitt lymphoma of lymph nodes of axilla and upper limb | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 1 | 
| Burkitt lymphoma of lymph nodes of inguinal region and lower limb | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 1 | 
| Burkitt's lymphoma of intrapelvic lymph nodes | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 1 | 
| Burkitt's lymphoma of spleen | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 1 | 
| Burkitt's lymphoma of lymph nodes of multiple sites | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 1 | 
| Leukemic reticuloendotheliosis of lymph nodes of head, face and neck | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 3 | 
| Leukemic reticuloendotheliosis of intrathoracic lymph nodes | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier |  | 
| Leukemic reticuloendotheliosis of intra-abdominal lymph nodes | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier |  | 
| Leukemic reticuloendotheliosis of lymph nodes of axilla and upper limb | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 2 | 
| Leukemic reticuloendotheliosis of lymph nodes of inguinal region and lower limb | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 3 | 
| Leukemic reticuloendotheliosis of intrapelvic lymph nodes | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier |  | 
| Leukemic reticuloendotheliosis of spleen | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 3 | 
| Leukemic reticuloendotheliosis of lymph nodes of multiple sites | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier |  | 
| Follicular non-Hodgkin's mixed small cleaved and large cell lymphoma | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 1 | 
| Diffuse non-Hodgkin's immunoblastic (diffuse) lymphoma | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier |  | 
| Diffuse non-Hodgkin's lymphoma undifferentiated (diffuse) | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 1 | 
| Burkitt's lymphoma of unspecified site | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 1 | 
| Burkitt's lymphoma NOS | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 1 | 
| Leukemic reticuloendotheliosis of unspecified sites | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 2 | 
| Leukemic reticuloendotheliosis NOS | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 2 | 
| [X]Unspecified B-cell non-Hodgkin's lymphoma | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 1 | 
| Human immunodeficiency virus disease resulting in Burkitt's lymphoma | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 1 | 
| Primary cutaneous B-cell lymphoma | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 1 | 
| Precursor B-cell lymphoblastic lymphoma involving skin | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 1 | 
| Leukemic infiltration of skin in hairy-cell leukemia | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 1 | 
| Primary cutaneous marginal zone B-cell lymphoma | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 2 | 
| Primary cutaneous immunocytoma | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 1 | 
| Primary cutaneous plasmacytoma | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 3 | 
| Primary cutaneous follicular center B-cell lymphoma | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 2 | 
| Primary cutaneous diffuse large cell B-cell lymphoma | Finding site | False | B lymphocyte | Inferred relationship | Existential restriction modifier | 1 |