Thrombin Time with Reflex to Thrombin Time 1:1 Mix : ARUP Lab Tests

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Thrombin Time with Reflex to Thrombin Time 1:1 Mix : 0030260

Mnemonic: TT

Methodology:	Clotting
Performed:	Mon-Sat
Reported:	1-2 days
Specimen Required:	Collect: Lt. blue (sodium citrate). Refer to Specimen Handling at aruplab.com for hemostasis/thrombosis specimen handling guidelines. Specimen Preparation: Transfer 2 mL platelet-poor plasma to an ARUP Standard Transport Tube. (Min: 1 mL) Storage/Transport Temperature: CRITICAL FROZEN. Separate specimens must be submitted when multiple tests are ordered. Unacceptable Conditions: Serum. Hemolyzed or non-frozen specimens. Stability (collection to initiation of testing): Ambient: 2 hours; Refrigerated: 4 hours; Frozen: 2 weeks

Reference Interval:


Test Number	Components	Reference Interval
	Thrombin Time	14.7-19.5 seconds
	Thrombin Time 1:1 Mix	14.7-19.5 seconds

Note:

If Thrombin Time is elevated, then Thrombin Time 1:1 mix will be added. Additional charges apply.

CPT Code(s):

85670 Thrombin time; if reflexed, add 85670 Thrombin time 1:1 mix

Cross References:

Thrombin Clotting Time (TCT), Thrombin Time , Plasma

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