What does the term "leukopenia" refer to?

Leukopenia is a medical term that specifically refers to a decrease in the number of white blood cells (WBCs) in the bloodstream. This condition can lead to a weakened immune response, making the individual more susceptible to infections. White blood cells play a crucial role in the immune system, and their reduction can result from various factors such as bone marrow disorders, autoimmune diseases, severe infections, or the effects of certain medications like chemotherapy.

Understanding leukopenia is important in hematology because it provides insight into a patient’s immune function and potential risks for complications. By recognizing that leukopenia is characterized by a reduction in WBCs, one can appreciate the significance of monitoring white blood cell counts in clinical practice. This knowledge is essential for diagnosing conditions and managing patient care effectively.