Complement test for lupus


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Complement test for lupus


A complement test uses a blood sample to detect a group of proteins that help the body attack foreign substances.

When there are a lot of foreign substances in the body, such as bacteria or viruses, a low level of complement means the body is trying to get rid of the foreign substances. If the body is attacking its own tissues instead of foreign substances (as in autoimmune diseases such as lupus), a low level of complement may mean that the body is attacking and damaging tissues such as the kidneys.

The complement test can be repeated at regular intervals to monitor disease progression.

Credits


Author Shannon Erstad, MBA/MPH
Author Ralph Poore
Editor Kathleen M. Ariss, MS
Associate Editor Michele Cronen
Associate Editor Pat Truman
Associate Editor Terrina Vail
Primary Medical Reviewer Kathleen Romito, MD

- Family Medicine
Specialist Medical Reviewer Stanford M. Shoor, MD

- Rheumatology
Last Updated May 17, 2006

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Last updated: May 17, 2006
Author: Ralph Poore
Reviewed By: Kathleen Romito, MD - Family Medicine, Stanford M. Shoor, MD - Rheumatology
Editors: Kathleen M. Ariss, MS, Terrina Vail

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