A Complete Blood Count with Differential (CBC w/Diff) is one of the most commonly ordered blood tests, providing a comprehensive overview of your blood cell health.
What This Test Measures
Red Blood Cell (RBC) Markers:
• RBC Count – Total number of red blood cells
• Hemoglobin – Oxygen-carrying protein in red blood cells
• Hematocrit – Percentage of blood volume made up of red blood cells
• MCV, MCH, MCHC, RDW – Red blood cell size and hemoglobin concentration indices
White Blood Cell (WBC) Markers with Differential:
• Total WBC Count – Measures immune system cells
• Neutrophils – Fight bacterial infections
• Lymphocytes – Fight viral infections and produce antibodies
• Monocytes – Consume foreign particles and dead cells
• Eosinophils – Respond to allergies and parasitic infections
• Basophils – Involved in allergic reactions and inflammation
Platelet Markers:
• Platelet Count – Cells responsible for blood clotting
• MPV – Mean platelet volume
Who Should Consider This Test
• Individuals experiencing unexplained fatigue or weakness
• Those with symptoms of infection (fever, chills)
• People monitoring known blood disorders or anemia
• Anyone on medications that may affect blood cell counts
• Routine health screening and wellness checkups
• Pre-surgical evaluation
How It Works
1. Order your test online – no doctor visit required
2. Visit any Quest Diagnostics location nationwide
3. Simple blood draw takes approximately 5 minutes
4. Results delivered to your secure portal within 1-2 business days
Preparation
No fasting required. Stay hydrated before your blood draw.
Why Choose Wittmer Rejuvenation Clinic
At $6.60, our CBC with Differential is a fraction of typical hospital pricing ($100-$300+). We partner with Quest Diagnostics for reliable, CLIA-certified laboratory testing with convenient locations across all 50 states.




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