obsolete_chronic lymphocytic leukemia true true B cell chronic lymphocytic leukemia ICD10:C91.10 B cell CLL ICD9:204.1 Replaced by Mondo term MONDO_0004948, with which this term was previously merged. Use: http://purl.obolibrary.org/obo/MONDO_0004948 NCIT:C3163 B-cell chronic lymphoid leukemia leukemia, chronic lymphatic B cell lymphocytic leukemia B-cell chronic lymphocytic leukemia hematopoeitic - chronic lymphocytic leukemia (CLL) B-CLL MESH:D015451 UMLS:C0855095 B-cell CLL B-cell lymphocytic leukemia small lymphocytic lymphoma leukemia, chronic LYMPHOCYTIC http://purl.obolibrary.org/obo/MONDO_0004948 Orphanet:67038 B-cell chronic lymphogenous leukemia GARD:0006104 chronic lymphatic leukemia 3.88.0 DOID:1040 ICD10:C91.1 chronic lymphocytic leukemia (CLL) leukemia, lymphocytic, chronic UMLS:C0023434 OMIM:151400 BCLL EFO:0000095 B-cell chronic lymphocytic leukemia (B-CLL) is a type of B-cell non-Hodgkin lymphoma, and the most common form of leukemia in Western countries, affecting elderly adults (mean age of 67 and 72 years) with a slight male predominance (1.7:1), and characterized by a highly variable clinical presentation that can include asymptomatic disease or non-specific B-symptoms such as unintentional weight loss, severe fatigue, fever (without evidence of infection), and night sweats as well as cervical lymphadenopathy, splenomegaly and frequent infections. Some patients can also develop autoimmune complications such as autoimmune hemolytic anemia or immune thrombocytopenia. The clinical course is extremely heterogeneous with survival ranging from a few months to several decades. MedDRA:10008958 chronic lymphogenous leukemia chronic B-cell lymphocytic leukemia chronic lymphocytic leukemia lymphoplasmacytic leukemia CLL