Jun 11, 2005 · A high white blood cell count usually means one of the following has increased the making of white blood cells: An infection. Reaction to a medicine. A bone marrow disease An …

Jun 15, 2005 · White blood cells are made in bone marrow — the spongy tissue inside some of the larger bones. Conditions that affect the bone marrow are the usual causes of low white …

Jun 15, 2005 · In general, for adults, a count lower than 3,500 white blood cells per microliter of blood is considered low. For children, an expected count depends on the age. It's possible for …

Jun 11, 2005 · What's considered high in a white blood cell count varies from one lab to another. This is because laboratories set their own reference ranges based on the populations they …

Jun 11, 2005 · White blood cell count (WBC blood test). Testing.com. https://www.testing.com/tests/white-blood-cell-count-wbc/. Accessed Nov. 23, 2022. …

Feb 9, 2024 · I've heard about the fact that some people have naturally lower levels of WBC that don't signal any health issue. The thing that worries me is that my counts keep getting lower …

Feb 4, 2011 · As part of your immune system, white blood cells fight disease and are important for the body's defense against infections. A chronically low white blood cell count (leukopenia) …

Jan 14, 2023 · A medical condition such as an autoimmune disorder that destroys white blood cells, bone marrow problems or cancer might be the cause. Certain medicines also can cause …

Jan 23, 2025 · Neutropenia (noo-troe-PEE-nee-uh) means that the body has too few neutrophils, a type of white blood cells. All white blood cells help the body fight infections.

May 1, 2025 · Many factors can cause too few or too many white blood cells. Find out more about these conditions in children.