Erythrocyte Sedimentation Rate
Laboratory - :
Chemistry
Tube Type:
Purple top (EDTA) tube: Whole Blood
Collection Volume:
1.5 mL
Cause for Rejection:
Clotted specimen.
Specimens collected in microtainer tubes.
Storage:
Shipping: Send Refrigerated; Storage: Room Temp: 24 hours; Refrigerated: 24 hours
Availability:
Daily, 24 hours
Methodology:
Direct Measure of Aggregation of red blood cells (Westergren method)
Special Instructions:
Specimens must be collected by venipuncture in macro tubes with pierceable caps; multiple microtainer tubes are NOT acceptable.
Additional Info:
Reference Interval:
Newborn= 0-2 mm/hr
Newborn to puberty = 3-13 mm/hr
Male less than 50 years old = <15 mm/hr
Female less than 50 years old = <20 mm/hr
Male greater than 50 years old= <20 mm/hr
Female greater than 50 years old = <30 mm/hr
Synonyms:
Sedimentation Rate (Westergren);
ESR
Test ID/Workstation :
ESRAT
Tube Type:
Purple top (EDTA) tube: Whole Blood
Collection Volume:
1.5 mL
Cause for Rejection:
Clotted specimen.
Specimens collected in microtainer tubes.
Storage:
Shipping: Send Refrigerated; Storage: Room Temp: 24 hours; Refrigerated: 24 hours
Availability:
Daily, 24 hours
Methodology:
Direct Measure of Aggregation of red blood cells (Westergren method)
Special Instructions:
Specimens must be collected by venipuncture in macro tubes with pierceable caps; multiple microtainer tubes are NOT acceptable.
Additional Info:
Reference Interval:
Newborn= 0-2 mm/hr
Newborn to puberty = 3-13 mm/hr
Male less than 50 years old = <15 mm/hr
Female less than 50 years old = <20 mm/hr
Male greater than 50 years old= <20 mm/hr
Female greater than 50 years old = <30 mm/hr
Synonyms:
Sedimentation Rate (Westergren);
ESR
