Dr. Nidhi Raka on Instagram: "🔴 ESR (Erythrocyte Sedimentation Rate) Definition: Rate at which RBCs settle at the bottom of a tube in 1 hour What it indicates: Chronic or long-standing inflammation Key points: • Indirect marker of inflammation • Rises slowly • Falls slowly • Influenced by many non-inflammatory factors Increased in: • Tuberculosis • Rheumatoid arthritis • SLE • Chronic infections • Malignancy • Pregnancy, anemia Normal values (approx): • Men: