Test Name

• APTT

Test Code

• 1061

Test Synonym

• ACTIVATED PTT, APTT, PARTIAL THROMBOPLASTING TIME, PTT, Partial Thromboplastin Time (PTT)

Minimum Volume

• See Below

Specimen Type

• Whole Blood

Primary Container

• Light Blue Top Tube

Transport Temp

• Refrigerated

TAT

• 1 day

Specimen Requirements

• 1 Light Blue Top Tube - must draw to the fill line on vial or sample will be rejected