Laboratory Test Reference Guide

Laboratory Information

Test Name

Activated clotting time (POCT)

Specimen Collection

Adult Specimen

1ml fresh whole blood in a plain syringe. Syringe 0.2ml in each channel of a Low Range cartridge. Syringe 0.4ml in each channel of a High Range cartridge.

Specimen Collection and Transport Protocols

Remove 10ml blood from the catheter as waste prior to collecting the blood sample.

Specimen must be analysed within 1 minute of sample collection.

Test Information

Department

POCT

Test Availability

Mon - Sun, 24hrs

Laboratory Turnaround Time

Up to 900 seconds

Method

Kaolin

Unit of measurement

Seconds

Reference interval

High Range Cartridge: 100-140 seconds; Low Range Cartridge: 90-130 seconds

Uncertainty of measurement

High Range cartridges: ± 4 @ 111 seconds, ± 95 @ 376 seconds, Low range Cartridges: ± 4 at 91 seconds, ± 38 @ 276 seconds.

Minimum Volume

0.9 mL

Electronic Information

Registration Code

ACT

HL7 mapping code

$ACT