Direct Coombs Blood Test

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Feature	Labcorp	Quest Diagnostics
Price	$23.49	$15.49
Results in	~2 business days	~5 business days
Sample type	Blood Whole Blood	Blood Whole Blood
Require fasting	No	No

About the test

The Direct Coombs test (also known as the direct antiglobulin test) detects antibodies or complement proteins bound to the surface of red blood cells. It is used to help diagnose conditions like autoimmune hemolytic anemia, hemolytic disease of the newborn, or transfusion reactions.

Included biomarkers & Reference ranges

Biomarker	Reference range
Coombs Direct (Direct Antiglobulin Test) Checks whether antibodies are attached to your own red blood cells, which can cause them to be destroyed. Used to help diagnose autoimmune hemolytic anemia or transfusion reactions.	—

Reference ranges vary by lab, age, and sex (M/F). Your report shows your exact range. Click any biomarker to see its optimal range and what your results mean.

How it works

1. Order online No referral or insurance
2. Get a requisition By email in 24–72 hours
3. Visit a draw center Bring a matching photo ID
4. Get results Securely by email

These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.

Consultations

Not sure how to read your results? We can help.

Schedule a consultation with a Hormunity specialist. We’ll walk through every marker, interpret what it means for you, and map out the next steps for your care.

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