What does the medical abbreviation CLL mean?

CLL stands for Chronic Lymphocytic Leukemia, which is a type of cancer that affects the blood and bone marrow. It is characterized by the accumulation of abnormal lymphocytes, a type of white blood cell, leading to various symptoms such as fatigue, swollen lymph nodes, and increased susceptibility to infections. CLL typically progresses slowly and is more common in older adults. Treatment options may include chemotherapy, targeted therapy, and immunotherapy.