Lymphocytes are a type of white blood cell produced in bone marrow that play a crucial role in your immune system. There are several types—called T cells, B cells, and natural killer (NK) cells—that ...

Lymphoma is a type of blood cancer that begins in the lymphatic system. Large cell lymphoma is a type of non-Hodgkin lymphoma (NHL). It starts in white blood cells called lymphocytes, which are part ...

Hodgkin’s lymphoma is a type of cancer that starts growing in the white blood cells of the immune system. There are two different types and five subtypes, each with different characteristics.

Lymphocytosis and smudge cells are characteristic signs of chronic lymphocytic leukemia. They can also be signs of conditions such as other cancers, infections, and autoimmune diseases. Lymphocytosis ...

Dear Dr. Roach: I am a female and almost 75 years old. My vital signs are always normal, and I am active, but slightly overweight. I get quarterly blood draws, and every reading is in the normal range ...

Two-time Academy Award winner Jane Fonda announced on Instagram on Friday that she's been diagnosed with a treatable form of non-Hodgkin’s lymphoma. "So, my dear friends, I have something personal I ...