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Test Code APTT HEPARIN THERAPY APTT HEPARIN THERAPY

Department

Coagulation

Specimen Type

Plasma

Method

Photometric Clot Detection

Container

Sodium citrate 3.2% (light blue-top)

Special Requirements

1.8 mL blue top tube available. Blue-top tube must be filled to the draw line. If testing is not to be performed within 4 hours, separate the plasma from the cells, and centrifuge the plasma a second time. Decant plasma and freeze @ 20 degress C). Send frozen. Results may be affected by freezing.

Standard Volume

2.7ml

Minimum Volume

1.8ml

Pediatric Volume

N/A

Ship Temperature

See Stability

Stability Refrigerated

4 Hours

Stability Room Temp

4 Hours

Stability Frozen

7 Days

Spin down and separate plasma. Freeze plasma at -70° C.

CPT Code

85730

Days Test Set Up

Monday through Sunday

Group Components

APTT HEPARIN