PFA

Test Information

Test Name

PFA

Synonyms

Platelet Function Assay; Platelet Function Analysis; PFA-100; PFA-200

Price

$85.00

Price Disclaimer

Many services are free for eligible patients. A minimum charge may apply. Prices listed are for unfunded, individual, requests. Please contact us for commercial testing.

Preferred Specimen

Citrate x 3, label tubes PFA 1,2,3 (order of draw)

Testing Location

Referral

Turn Around Time

1 day

Collection Information

Availability

Only available at PLW Mainlab. All other sites - send patients to PLW Mainlab or directly to Waikato Hospital Laboratory. If patient is unable to travel, or request marked Urgent, complete all other requests with "To follow" for PFA.

Preparation

  • Blood must be collected carefully as activated samples invalidate results
  • Send to lab ASAP
  • Do not send specimen via Lamson pneumatic tube system
  • Refer to Test Reference Manual

Processing Information

Registration Code

PFA

Notes

  • URGENT REQUEST
  • DO NOT centrifuge
  • MUST arrive in Waikato Hosptial Laboratory within 4 hours from collection
  • Send 2nd & 3rd citrate sample

Site Specific Notes

- Tauranga

Refer patient to Waikato Hospital Laboratory

- Whakatane

Refer patient to Waikato Hospital Laboratory

- Rotorua

Refer patient to Waikato Hospital Laboratory

- Taupo

Refer patient to Waikato Hospital Laboratory

Methodology

Interpretations

View Interpretations

External Referral Information

Referral Location

Waikato Hospital Laboratory

External Lab Website

https://lab.waikatodhb.health.nz/test-guide/view/696/pfa