PFA 100

Platelet Function Assay (PFA-100®)

EPIC Test Procedure Code: LAB2340

Performing Lab:
Saint Luke's Regional Laboratories
Required Patient Info:

Note: The patient's platelet count must be ≥ 100,000 and the hematocrit must be ≥ 30% to perform the test.

Container Type:
Light blue top (sodium citrate) tube
Specimen Type:

Whole blood

Preferred Volume:
Two (2) tubes with 4 mL each
Collection Procedure:
Specimen Processing:

1.  TEST SHOULD BE ORDERED STAT.
2.  Do not centrifuge.
3.  Forward the unprocessed whole blood promptly at room temperature only.
4. Specimens cannot be transported by a pneumatic tube system.
5. Specimens must arrive between 8 a.m. and 7 p.m. and within 2 hours of collection. Testing must be completed within 4 hours of collection. (If specimen is received > 2 hrs from collection time, consult with Hematology as to whether testing can still be completed within 4 hours of collection.)
6. Please call the Hematology Dept. at (816) 932-2415 prior to sending the specimens.

Store and Transport:
Room temperature
CPT Codes:

85576 - Collagen/ADP (EAP 30022389)
85576 - Collagen/EPI (EAP 30022387)

Test Schedule:
Monday through Sunday
Method:
Aperature Closure Time
Reference Ranges:

Collagen/EPI:

80-192

seconds

Collagen/ADP:

60-112

seconds

Lab Personnel

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