Diagnostics·Diagnostics
Preparing for ESR
Informed by recognized medical guidance
Overview
An ESR (erythrocyte sedimentation rate) test is a simple blood test that measures how quickly red blood cells settle at the bottom of a tube. A faster than normal rate can signal inflammation in the body. It is often used to check for conditions like infections, arthritis, or autoimmune diseases.
Key facts
- ESR stands for erythrocyte sedimentation rate, often called a 'sed rate' test.
- The test does not diagnose a specific disease but indicates whether inflammation is present.
- Results are reported in millimeters per hour (mm/hr).
- Many factors, such as age, gender, and pregnancy, can affect normal ESR levels.
Yes, the ESR test is a very common blood test used worldwide to screen for or monitor inflammation-related conditions.