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HelpTest Code PTT APTT
EPIC Test ID
1230100232
Test Synonyms
PTT|APTT|ACTIVATED PROTHOMBIN TIME
Collection Requirements
Fully collect a Blue Top (sodium citrate) tube. Underfilled tubes will not be accepted. Mix sample immediately by gentle inversion at least six times.
Shipping and Handling Instructions
If transport time will exceed 4 hours, send platelet-poor plasma frozen to -20C or less. To obtain platelet-poor plasma: centrifuge, separate plasma, recentrifuge, and separate plasma into a transport tube.
Specimen Type
Blood
Specimen Source
Blood, Central Line
Blood, Venous
Specimen Tube Description
WMH Hospital Lab: LT BLUE TOP-CITRATE
DVH Hospital Lab: LT BLUE TOP-CITRATE
BGH Hospital Lab: LT BLUE TOP-CITRATE
CMH Hospital Lab: LT BLUE TOP-CITRATE
Performing lab
United Health Services Laboratories
Section
WMH Coagulation
BGH Coagulation
CMH Coagulation
DVH Coagulation
CPT Code
85730
Loinc
14979-9
EAP
LAB325