Blood Test Explained - Plain & Simple (Hopefully!)
- ANA (Antinuclear Antibody) or ANF (Antinuclear Factor) is autoantibodies that have the ability to attack structures in the nucleus of cells, i.e. self. Presence of autoantibodies may be indicative of auto-immune disease. To learn more, go to ANA : The Test & What is ANA?
- ESR (Erythrocyte Sedimentation Rate) indirectly measures how much inflammation is in the body.