1:1 Mix _ Prothrombin Time

General Information

Lab Name
1:1 Mix _ Prothrombin Time
Lab Code
PROMX1
Epic Name
1:1 MIX - PROTHROMBIN TIME
Synonyms
Mix-Prothrombin 1:1, Prothrombin -Mix 1:1
Components

Interpretation

Method
Clot based
Reference Range
See individual components
Ref. Range Notes
For interpretation contact the Lab Med Resident on-call through the paging operator at 206-598-6190.

Ordering & Collection

Specimen Type
Collection
5 mL plastic BLUE TOP (CITRATE) tube
Handling Instructions
The Laboratory MUST process specimen, within 6 hrs of blood collection.
Quantity
Requested: entire sample

Processing

Receiving Instructions
Take specimen to the Coag bench for processing.

Outside Laboratory: Centrifuge for 10 minutes, remove plasma & re-spin plasma for another 10 minutes. Decant & Freeze plasma (minimum 1.0 mL) @ -50°C to -70°C.  Send Frozen on dry ice.
Misc Sendout

Performance

Lab Department
Coagulation(COAG)
Frequency
Daily
Available STAT?
Yes
Performing Location(s)

Billing & Coding

CPT Codes
85610, 85611
LOINC
18720-3