White Blood Cell Count (WBC) and Differential

What this laboratory test evaluates

DetailsWhite Blood Cell Count (WBC) and Differential – This test is a crucial screening tool for identifying various conditions, including leukemia and inflammation. It measures the number of white blood cells in the blood, which are vital for fighting infections and diseases.

What patients is this test right for?This test may be recommended if patients show symptoms of infection or inflammation.

Common Symptoms:• Fever
• Weakness or fatigue
• Unexplained weight loss
• Frequent infections
• Bruising or bleeding easily

What type of sample is required for this test?Whole blood from a full EDTA (lavender-top) tube is needed for this test.

Additional test information

This test is primarily used to monitor the body's response to infection. It's also crucial for diagnosing conditions like leukemia and other leukocyte disorders, as well as for tracking the effectiveness of treatments for these diseases.

Collection and processing

• Sample type: Whole blood
• Fasting: No
• Estimated laboratory processing: Results should be available in 2 – 5 business days after the sample is collected

How Sunridge uses laboratory information

Sunridge considers the medical question, symptoms, history, medications, prior results, and whether the finding could change care before recommending testing. A laboratory result is not interpreted in isolation and does not establish a diagnosis by itself.

Before requesting this test

Availability, collection requirements, eligibility, and processing estimates can change. Sunridge reviews each request and, when appropriate, creates the order through Fullscript. Follow the current instructions supplied with the approved order.