Lab comparison guides
Quest vs LabCorp vs BioReference, test by test
One page per test. Ordering codes, tube type, specimen type, and patient prep for Quest, LabCorp, and BioReference, side by side.
Every value is verified by a nurse practitioner in active clinical practice, not scraped.
Hemoglobin A1C
Measures average blood glucose over past 2-3 months
Complete Blood Count
Measures red blood cells, white blood cells, hemoglobin, hematocrit, and platelets
CBC with Differential
Complete blood count including white blood cell differential
Comprehensive Metabolic Panel
14-test panel measuring glucose, electrolytes, kidney and liver function
Basic Metabolic Panel
8-test panel measuring electrolytes, glucose, and kidney function
Lipid Panel
Measures total cholesterol, HDL, LDL, and triglycerides
Thyroid Stimulating Hormone
Measures TSH level to assess thyroid function
Free T4
Measures unbound thyroxine in blood
Urinalysis Complete
Complete urinalysis with microscopic examination
Liver Function Tests
Panel testing liver enzymes and function
Prothrombin Time with INR
Measures blood clotting time and INR ratio
Vitamin D, 25-Hydroxy
Measures vitamin D levels in blood
Vitamin B12
Measures vitamin B12 levels
Iron and Total Iron Binding Capacity
Comprehensive iron metabolism panel
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