Sed Rate by Modified Westergren (ESR)

Fasting Required: No

Specimen: Blood

Results: 2-3 Business Days

Description: An indirect measure of the degree of inflammation present in the body. It is used to screen for inflammation, cancer, and infection. A high sedimentation rate is found in a wide variety of infectious, inflammatory, and malignant diseases - the presence of an abnormality which needs further evaluation.

Methodology: Modified Westergren

Limitations: Patients with polycythemia and many hemoglobin abnormalities may have depressed sedimentation rates whereas patients with anemia may have elevated sedimentation rates.

Alternative Name(s): ESR, Sedimentation Rate, Westergren Sedimentation Rate, Wintrobe Sedimentation Rate

Note: Result turnaround times are an estimate and are not guaranteed. Our reference lab may need additional time due to weather, holidays, confirmation/repeat testing, or equipment maintenance.