What does it mean and what to do if I have an increased white blood cell count?

Symptom Database

Having an increased white blood cell count can be a cause for concern, as it may indicate an underlying health issue. White blood cells, also known as leukocytes, play a crucial role in our immune system, defending our body against infections and diseases. While a high white blood cell count can be a sign of a healthy immune response, it can also be a symptom of an underlying condition that requires medical attention.

What is an Increased White Blood Cell Count?

An increased white blood cell count, also referred to as an elevated or high white blood cell count, occurs when the number of white blood cells in the body exceeds the normal range. The normal white blood cell count ranges from 4,500 to 11,000 white blood cells per microliter of blood. When the count exceeds this range, it is considered elevated.

Causes of High White Blood Cell Count

There are several potential causes for a high white blood cell count, including:

  • Infection: In response to an infection, the body produces more white blood cells to fight off the invading pathogens. Common infections that can lead to an elevated white blood cell count include urinary tract infections, respiratory infections, and appendicitis.
  • Inflammation: Inflammatory conditions, such as rheumatoid arthritis or inflammatory bowel disease, can cause an increase in white blood cell count.
  • Stress: Intense physical or emotional stress can trigger the release of stress hormones, which can lead to an elevated white blood cell count.
  • Medications: Certain medications, such as corticosteroids or epinephrine, can cause an increase in white blood cell count.
  • Leukemia: Leukemia is a type of cancer that affects the bone marrow and leads to an abnormal increase in white blood cells.

Symptoms of High White Blood Cell Count

While an increased white blood cell count itself may not cause noticeable symptoms, the underlying condition causing the elevation can present various symptoms. These symptoms may include:

  • Fever
  • Fatigue
  • Unexplained weight loss
  • Enlarged lymph nodes
  • Joint pain
  • Abdominal pain
  • Shortness of breath

Treatment for High White Blood Cell Count

The treatment for a high white blood cell count depends on the underlying cause. In some cases, no treatment may be necessary if the elevation is temporary and due to a mild infection or stress. However, if the cause is more serious, such as leukemia or an inflammatory condition, treatment options may include:

  • Antibiotics: If the elevated white blood cell count is due to an infection, antibiotics may be prescribed to treat the underlying infection.
  • Anti-inflammatory medications: In cases of inflammation-related high white blood cell count, medications to reduce inflammation may be recommended.
  • Chemotherapy: For individuals diagnosed with leukemia or other types of cancer, chemotherapy may be necessary to target and destroy abnormal white blood cells.
  • Immune-suppressing drugs: In certain autoimmune conditions, medications that suppress the immune system may be prescribed to reduce the white blood cell count.

Monitoring White Blood Cell Count

If you have been diagnosed with an elevated white blood cell count, your healthcare provider may recommend regular blood tests to monitor your levels. These tests can help track any changes and determine the effectiveness of the treatment plan.

When to Seek Medical Attention

If you experience persistent symptoms or have concerns about your white blood cell count, it is important to consult with a healthcare professional. They can evaluate your symptoms, perform necessary tests, and provide appropriate guidance and treatment.

Conclusion

An increased white blood cell count can be a sign of various underlying conditions, ranging from infections to more serious diseases like leukemia. It is essential to consult with a healthcare professional for an accurate diagnosis and appropriate treatment. Regular monitoring of white blood cell count can help track any changes and ensure the effectiveness of the treatment plan. Remember, early detection and intervention can significantly improve outcomes and overall health.

Haroon Rashid, MD
Rate author
Urgent Care Center of Arlington, VA
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