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Test & Collection Guide

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Platelet Function Analysis

Alternate names:
PFA, PFA 100
Laboratory:
Coagulation
Test Code:
PFA
Specimen types:
Blood
Container types:
Sodium CitrateSodium Citrate
Collection Instructions:

 PLEASE CONTACT THE LABORATORY BEFORE COLLECTING SPECIMENS FOR THIS TEST.  Samples must be analysed within 3-4 hours of collection.

Do not use 2 mL citrate tubes. Required 2x citrate tubes.

Transport to laboratory immediately. DO NOT transport in chute.

Non - BHH Collection: Must be transported at room temperature to the Box Hill Hospital laboratory within 2 hours.  Notify  laboratory before collection and record medication (including all painkillers.)

Minimum Adult Volume:
3.5 mL
Paediatric Minimum Volume:
3.5 mL
Notes:

Used in screening for von Willebrand's disease and aspirin therapy.

Frequency:
As required
Reference Interval:
Collagen/Epinephrin 96 - 170 sec
Collagen/ADP 75 - 115 sec
Laboratory Use Only
Storage Instructions:

DO NOT centrifuge .

Pathology Handbook

Test & Collection Guide

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