| EX1685 PARTIAL THROMBOPLASTIN TIME ACTIVATED; PTT; APTT |
| Specimen: |
3 mL whole blood in 1 Blue Top (Sodium Citrate) tube. Mix thoroughly by inversion. Transport to Lab within 4 hours. If this is not possible, make PPP within 1 hour of the collection as follows: Centrifuge sample at 3600 rpm for 15 min. & transfer supernatant to a clean plastic tube. Centrifuge this supernatant again at 3600 rpm for 15 min. & finally, transfer the supernatant (PPP) to 1 labeled clean plastic screw-capped vial. FREEZE IMMEDIATELY. Ship frozen. DO NOT THAW. |
| Stability: |
| Room |
Refrigerated |
Frozen |
| 4 hrs |
4 hrs |
2 weeks |
|
| Method: |
Photo-optical Clot Detection |
| Comment: |
Also, see LUPUS ANTICOAGULANT BY APTT and MIXING STUDIES. |
| Report: |
Contact us to know the TAT. |
| Usage: |
APTT measures intrinsic and common pathways of the coagulation cascade. Prolonged APTT may be caused by heparin and other anticoagulants, factor deficiencies, or inhibitors such as lupus anticoagulants |
| Doctor Specialty: |
Hematologist |
| Disease: |
Disorders of Coagulation |
| Components: |
|
| Courier Charges: |
0.00 |
| Home Collection: |
Available (*T&C Apply) |
| Department: |
COAGULATION |
| Pre Test Information: |
Overnight fasting is preferred. A duly filled Coagulation Requisition Form is mandatory. |
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