Erythrocyte sedimentation rate
Medical test
The erythrocyte sedimentation rate is the rate at which red blood cells in anticoagulated whole blood descend in a standardized tube over a period of one hour. It is a common hematology test, and is a non-specific measure of inflammation. Wikipedia
Based on: The millimeters of transparent fluid present at the top portion of the vertical tube after an hour.
Purpose: Detection of inflammation in body.
Reference range: Male: ≤ age/2; Female: ≤ (age + 10)/2. (Unit: mm/hour).
Synonyms: sedimentation rate, Westergren ESR, ESR, sed rate
Test of: The rate of sedimentation of erythrocytes in a vertical tube over an hour.