Prothrombin Time with Reflex to PT 1:1 Mix : ARUP Lab Tests

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0030163: Prothrombin Time with Reflex to PT 1:1 Mix

Test Mnemonic: PT/MIX
Methodology: Electromagnetic Mechanical Clot Detection Performed: Mon-Sat Reported: 1-2 days

Specimen Required:

Collect: One 5 mL lt. blue (sodium citrate). Refer to the Hemostasis/Thrombosis Specimens section in the front of this User's Guide for specimen collection instructions.

Transport: 1.5 mL platelet-poor plasma, frozen. (Min: 1 mL) Submit specimen in an ARUP Standard Transport Tube.

Pediatric Collection/Transport: 1 mL platelet-poor plasma, frozen.

Unacceptable Conditions: Serum. Nonfrozen or hemolyzed specimens.

Stability: Ambient: 24 hours; Refrigerated: 24 hours; Frozen: 1 week

Reference Interval:

Test Number	Components	Reference Interval
	Prothrombin Time	12.0-15.5 seconds
	Prothrombin Time 1:1 Mix	12.0-15.5 seconds

Note:
If PT is elevated, then PT 1:1 mix will be added. Additional charges may apply.

CPT Code(s):
85610 PT; if reflexed add 85611 PT 1:1 mix

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