What diseases cause high white blood cell count?

The following conditions can cause white blood cell counts to be high:

• Viral or bacterial infection.
• Inflammation.
• Excessive physical or emotional stress (such as fever, injury, or surgery)
• Burns.
• Immune system disorders such as lupus or rheumatoid arthritis.
• Thyroid problems.

What does a high total white cell count mean?

By Mayo Clinic Staff. A high white blood cell count usually indicates: An increased production of white blood cells to fight an infection. A reaction to a drug that increases white blood cell production. A disease of bone marrow, causing abnormally high production of white blood cells.

Is a white blood cell count of 11.8 high?

The normal range for your WBC is usually 4,500 to 11,000 cells per microliter. Your WBC is generally considered high if it is greater than 11,000 cells per microliter.

Should I be worried about high white blood cell count?

A high white blood cell count isn’t a specific disease in itself, but it can indicate an underlying problem, such as infection, stress, inflammation, trauma, allergy, or certain diseases. That’s why a high white blood cell count usually requires further investigation.

Is high white blood count serious?

On its own, leukocytosis is usually not harmful. An abnormally raised white blood cell count is not a disease condition, but can point to another underlying cause such as infection, cancer or autoimmune disorders. An abnormally high white blood cell count should always be considered for its possible causes.

What is a dangerously high WBC count?

A normal white blood cell count is generally about 4,500 to 11,000/μL. White blood cell counts that are too high or too low may be dangerous, depending on the cause. A high white blood cell count is called leukocytosis, which is generally diagnosed when white blood cell levels exceed 11,000/μL.