AllRefer Health - Febrile/Cold Agglutinins (Cold Agglutinins, Weil-Felix Reaction, Widal's Test)

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You are here : AllRefer.com > Health > Tests & Exams > Febrile/Cold Agglutinins

Febrile/Cold Agglutinins


•	Definition
•	Why is the Test Performed?
•	How is the Test Performed?
•	How to Prepare for the Test?
•	How will the Test Feel?
•	Normal Values
•	What do Abnormal Results Mean?
•	Special Considerations
•	Risks
•	Pictures & Images
•	Go To Main Page

Alternate Names : Cold Agglutinins, Weil-Felix Reaction, Widal's Test

Definition

This test measures the level of warm or cold agglutinins in blood. Agglutinins are antibodies that cause the red blood cells to gather together. Cold agglutinins are active at cold temperatures. Warm agglutinins are active at normal body temperature.

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Why is the Test Performed?

These antibodies can cause a hemolytic anemia. This occurs when the body destroys its own red blood cells. Distinguishing between warm and cold agglutinins can help understand why the hemolytic anemia is occuring and directs therapy.

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• Definition
• Why is the Test Performed?
• How is the Test Performed?
• How to Prepare for the Test?
• How will the Test Feel?
• Normal Values
• What do Abnormal Results Mean?
• Special Considerations
• Risks
• Pictures & Images

Review Date : 9/11/2003
Reviewed By : Megan E. B. Clowse, M.D., M.P.H., Division of Rheumatology, Johns Hopkins Hospital, Baltimore, MD. Review provided by VeriMed Healthcare Network.

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