A high white blood cell count can be caused by a variety of factors, including infections, immune system disorders, bone marrow illnesses and certain viruses, according to Mayo Clinic. Cigarette smoking and high stress levels can also cause the body to produce high amounts of white blood cells.
A normal white blood cell count ranges from 4,500 to 10,000 white blood cells per microliter, according to MedlinePlus. White blood cells help the body fight infections.
Common causes of a high white blood cell count include infection, drug reaction, immune system disorder and bone marrow disease, according to Mayo Clinic. Severe allergic reactions, smoking, and high levels of physical or emotional stress may also cause a high white blood cell count.
A high white blood cell count indicates an underlying problem, such as an infection or reaction to a medication. High white blood cell counts must be evaluated by a doctor, according to Froedtert & the Medical College of Wisconsin.
When a person has a good white blood cell count, it means his body produces between 4,500 and 10,000 white blood cells per microliter, according to WebMD. White blood cells are used to protect the body against harmful organisms.
Infections and inflammation usually cause high white blood cell counts, according to the American Association for Clinical Chemistry. The elevated count can be also be attributed to allergic responses, severe stress and pregnancy. Medications such as corticosteroids and epinephrine boost white blood
A high white blood cell count may indicate anemia, infection, allergic reaction or leukemia, states MedlinePlus. Other causes include extensive tissue damage, cigarette smoking and severe mental or physical stress. Taking certain medications, including albuterol, corticosteroids, lithium and epineph
Vitamin C, folate and echinacea can raise the white blood cell count, according to Healthline and WebMD. Additionally, medications such as filgrastim and pegylated filgrastim increase the white blood cell count when used after chemotherapy, states Dr. Martee Hensley for Everyday Health.
A normal white blood count ranges from 4,500 to 10,000 cells per microliter, states MedlinePlus. Since results may differ based on the laboratory used, patients are advised to discuss individual results with their physician.
The causes of a low white blood cell count include autoimmune disorders, severe bacterial infections, disorders of the spleen and liver, bone marrow deficiency, and some viral illnesses, states MedlinePlus. The immune system uses white blood cells to fight off infections.