Monoclonal B-cell lymphocytosis (MBL) is when you have a high number of identical B cells, under 5,000 per microliter, for at least 3 months. It usually causes no symptoms or need for active treatment ...

Intraepithelial lymphocytosis is a complex immunological phenomenon. It commonly affects the gastrointestinal tract, where damage to the lining of tissue causes the number of lymphocytes (a type of ...

DEAR DR. ROACH: I’m 71 years old. In 2021, lymphocytosis was found during my pre-op workup for breast cancer. I had a successful lumpectomy and radiation, and I am on a five-year course of anastrozole ...

Lymphocyte-depleted Hodgkin’s lymphoma (LDHL) is a rare subtype of Hodgkin’s lymphoma, a cancer that develops in the lymphatic system. Hodgkin’s lymphoma (HL) is an uncommon cancer of the lymphatic ...