Platelet Function Assay

PFA
Core Laboratory & Transfusion Medicine
Hematology
Blood
PFA

MSH Coagulation requisition form (MS 520)

Whole Blood (3.2% Na Citrate)
Whole Blood (EDTA)

Lavender whole blood tube with EDTA
Light Blue citrate tube
Collection Containers – Tube Types





This is a referred-Out test (Monday to Friday, 8am -2pm). It must arrive in our lab by 2 pm

Referred Out to St. Michaels Hospital

hematology Lab 416-586-4800 x4647

Call hematology Lab x4647 before blood collection


A CBC is included with all PFA orders. Samples MUST NOT be sent through the pneumatic tube system.
Once collected and mixed gently, they must be kept upright with minimal disturbance at room temperature
And immediately transported to the laboratory via porter.