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APTT

Test Number:
  • 120
Test Alias:
Preferred Specimen:
  • WHOLE BLOOD
Container Type:
  • LT BLUNA CITRATE BLUE TOP
Alternative Specimen:
Volume:
  • 4.5 ML
Collection Instructions:
  • 1 UNOPENED 4.5 ML LIGHT BLUE TOP TUBE (3.2% SODIUM CITRATE). ALLOW BLOOD DRAWN BY VACUUM. A COMPLETELY FILLED LIGHT BLUE TOP TUBE IS REQUIRED TO TEST RESULT ERROR DUE TO DILUTION OF BLOOD WITH EXCESSIVE ANTICOAGULANT TUBE FOUR TIMES IMMEDIATELY AFTER DRAWING (SEE PROTHROMBIN TIME).
Transport Temperature:
  • AMBIENT
Specimen Stability:
  • 24 hours
Methodology:
CPT Code:
  • 85730
Reject Criteria:
Reference Range:
Report Available:
  • 1 DAY

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