Low white blood cell count
Overview
Causes of a low white blood cell count include some cancers or cancer treatments, taking some medicines, and autoimmune conditions.
A low white blood cell count can cause frequent infections. Signs of an infection include a high temperature, sore throat and flu-like symptoms.
Treatment for a low white blood cell count depends on the cause. It's often treated with antibiotics.
If you have a low white blood cell count you can lower your chances of infections by avoiding people who are sick and trying to avoid food poisoning.
A low white blood cell count is usually where your body is not making enough white blood cells. It can increase your risk of infections.
Page last reviewed: 28/07/2023
Next review due: 28/07/2026