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Laboratory

Exult Diagnostics, Dr. Lal PathLabs, Metropolis Labs, Pathkind Labs

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PROTEIN S ANTIGEN, FREE

 5000 5670

EX1761      PROTEIN S ANTIGEN, FREE
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: Immunoturbidimetry
Comment: It is recommended that the patient discontinues Heparin for 1 day and Oral Anticoagulants for 7 days prior to sampling as these drugs may affect test results. Discontinuation should be with prior consent from the treating Physician. Also, see DEEP VEIN THROMBOSIS PANEL & THROMBOPHILIA PROFILE.
Report: Contact us to know the TAT.
Usage: This assay is used as an adjunct to initial testing based on the results of the Protein S antigen assay. It helps in evaluating patients with a history of venous thromboembolism and diagnosing Congenital / Acquired Protein S deficiency.
Doctor Specialty: Hematologist
Disease: Disorders of Coagulation
Components:
Courier Charges:
Home Collection: Available (*T&C Apply)
Department: COAGULATION
Pre Test Information: Overnight fasting is preferred. It is recommended that the patient discontinues Heparin for 1 day and Oral Anticoagulants for 7 days prior to sampling as these drugs may affect test results. Discontinuation should be with prior consent from the treating physician. A duly filled Coagulation Requisition Form is mandatory.