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PT/ INR

Important Note

*This test is orderable in Cerner as PT/ INR

Specimen Requirements

Specimen Type: Whole blood
Container/Tube: Light-blue top (sodium citrate)

Specimen Volume: Full tube
Specimen Minimum Volume: 2.7 mL
Collection Instructions:

1. Tube must be full. (Do not underfill or overfill tube.)

Stability

8 hours Room Temp

Reference Range

PT: 9-11 seconds

INR: 

No anticoagulant therapy:

Therapeutic: 

Instrumentation

Sysmex CA660

Methodology

Photo-Optical

Test Schedule/Analytical Time/ Test Priority

Daily / Same day / Available STAT

CPT (s)

85610