Single Lab Test

Protein S, Free

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Categories
Turnaround Time
2-3 Days
CPT Code
85306
Test Type

Plasma 1mL frozen

Overview

Test Includes: Free protein S

Collection Details

Patient Preparation:

Special Instructions: If the patient's hematocrit exceeds 55%, the volume of citrate in the collection tube must be adjusted. Refer to Coagulation Collection Procedures for directions.

 

Avoid warfarin (Coumadin®) therapy for two weeks and heparin therapy for two days prior to the test. Do not draw from an arm with a heparin lock or heparinized catheter.

Collection Instructions:

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