ESR

Also known as: Sed rate; Sedimentation rate

Formal name: Erythrocyte sedimentation rate

Related tests: C-reactive protein (CRP); ANA; RF

At a Glance

Why Get Tested?

To detect and monitor the activity of inflammation as an aid in the diagnosis and activity of the underlying cause

When to Get Tested?

When your doctor thinks that you might have a condition that causes inflammation and to help diagnose and follow the course of temporal arteritis or polymyalgia rheumatica

Sample Required?

A blood sample drawn from a vein in the arm

This article was last reviewed on May 3, 2006. | This page was last modified on November 6, 2009.

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