The Yawkey building entrance is now closed.

As of April 29, BMC’s Yawkey building doors are closed as an entrance. All patients and visitors on our main campus must enter the hospital via the Shapiro, Menino, or Moakley buildings, where they will be greeted by team members at a new centralized check-in desk. Learn more.

White blood cells fight viral and bacterial infections in the body. Having too few white cells is called leukopenia, a condition that puts a person at risk for infections. Having too many white cells is called leukocytosis, and this means there may be an infection present. Both conditions may be caused by a number of diseases, and both are usually diagnosed while a doctor is performing blood tests related to another suspected condition.

Departments and Programs Who Treat This Condition

department

Hematology

Patients with blood disorders receive consultation and treatment for a broad range of benign conditions, such as hemoglobinopathies (sickle cell anemia and thalassemia), hemochrom…