2 doctors weighed in:

What causes low white blood cells?

2 doctors weighed in
Dr. Christian Schultheis
Internal Medicine - Hematology & Oncology
1 doctor agrees

In brief: Many things

Could be normal variant.
Medications, infections, specifically a virus. Chemotherapy can cause a low white count. Other causes can be malignant , such as a leukemia. However, it also depends on how long it has been low. Hope this helps.

In brief: Many things

Could be normal variant.
Medications, infections, specifically a virus. Chemotherapy can cause a low white count. Other causes can be malignant , such as a leukemia. However, it also depends on how long it has been low. Hope this helps.
Thank