Erythrocyte Sedimentation Rate(ESR):
This test indicates any inflammation in the body only and not a diagnostic test.
*** Patient must fasting at least 4 hours before testing.
-The blood sample must be mixed with anticoagulant agent in this test.
Put 0.4 ml sodium citrate + 1.6 ml blood .
Put 0.2 ml sodium citrate + 0.8 ml blood .
1. Mix gently with out shaking then put in the graded tube and leave it stand vertically on the stand for 1 hour.
2. Read the amount of plasma that appeared without moving it then leave it to the second hour and read another time.
1st hr Up to 10 mm/hr
2nd hr Up to 25 mm/hr