blood disorders
Lymphocytopenia
Causes of Lymphocytopenia
Various disorders and conditions, including infection with viruses such as Human Immunodeficiency Virus (HIV) Infection (HIV)—the virus that causes AIDS— the Acute: Occurring briefly during certain conditions and then usually resolving Chronic: Occurring for a longer period because of long-lasting disorders AIDS and undernutrition are the most common causes of chronic lymphocytopenia. The number of lymphocytes can temporarily decrease during Certain viral infections (such as Influenza (Flu) , Fasting Times of severe physical stress Use of corticosteroids (such asprednisone) Chemotherapy and/or radiation therapy for cancer The number of lymphocytes can remain low for a long time when people have Undernutrition None Certain autoimmune disorders, such as Systemic Lupus Erythematosus (SLE) (lupus), Certain chronic infections, such as Human Immunodeficiency Virus (HIV) Infection and Certain cancers, such as Overview of Leukemia and Long-term glucocorticoid therapy or Cushing Syndrome None Sarcoidosis None The number of lymphocytes may be very low permanently in certain Overview of Immunodeficiency Disorders such as 