PROTHROMBIN TIME (INCLUDES INR)
Marquette General Health System

General Info

HLAB/HOL Code

  PT

MGH LIS Test No

  318

Schedule

  Daily

Testing Time

  1 day

Testing Lab

  Marquette General Hospital

QORR Test Code

  PT

Specimen Info

Type

  1 light blue top (citrate) tube  

Volume

  1.0 ml of citrate plasma

Temperature

  ambient

Preservative

   

Collection Info

  Do not over or under fill tube. Do not centrifuge. Send unopened tube.
If testing is unable to be completed within 24 hours of draw please separate
plasma and send specimen frozen.
 
Specimen Acceptability

Methods
Photo optical clot detection

Clinical Utilities
Monitoring oral anticoagulant therapy (includes INR)

CPT Codes
85610

The CPT codes provided are based on AMA guidelines
and are for informational purposes only. CPT coding is the
sole responsibility of the billing party. Please direct any questions
regarding coding to the payer being billed.

Reference Range
Instrument Specific

Component Information

Collection Notes

Additional Comments

 

Questions or Comments email support@mgh.org

Reference Lab Home Page
Laboratory Main Page
Marquette General Health System Home Page