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Activated Partial Thromboplastin Time (APTT)

Test Code:

CG0100

Synonym(s):

 

Specimen Container

Sodium Citrate Tube

Specimen Requirement

Citrated Whole Blood
Adult: 2 mL
Paediatric and Neonate: 1 ml
Gently invert the tubes several times to prevent clotting
To collect blood to the designate marking. Over or under filling will compromise the test results.

Specimen Storage / Transport

Method

 

Orderable as STAT?

Yes

Turn Around Time

Stat: 1 hr
Routine: 2 - 3 hrs

Reference Value(s)

Age Group Gender Reference Intervals (secs)
0 mins - 2 days both 34.3 - 44.8
3 days - 30 days both 29.5 - 42.2
31 days - 11 month both 35.1 - 46.3
1years - 5 years both 33.6 - 43.8
6 years - 10 years both 31.8 - 43.7
11 years - 16 years both 33.9 - 46.1
17 years and above both 29.7 - 45.6
 

Testing Laboratory Location

KKH

Laboratory

Haematology

Contact Number

6394 1373

Day and Time Performed

Daily, 24 hrs

Orderable on CPOE?

Yes

Downtime Form

Additional Information

 

Change History Notes

Others

Keywords

Activated Partial Thromboplastin Time (APTT) CG0100
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