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PTT
Test CodePTT
Alias/See Also
PTT|PARTIAL THROMBOPLASTIN TIME|APTT
Preferred Specimen
NA CITRATE PLATELET POOR PLASMA
Minimum Volume
1
Instructions
Draw blood in a light blue-top (3.2% sodium citrate) tube. Spin down and send at least 1 mL of citrate platelet-poor plasma frozen in plastic vial. Note: If patient is on heparin, specimen must be centrifuged within 1 hour of draw.
Transport Container
LIGHT BLUE-TOP
Transport Temperature
Frozen
Setup Schedule
Monday thorugh Sunday
Reference Range
Both Genders, Age Range 0 Days - 150 Years, Normal 22-44 seconds
Performed By
LabFirst