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Adrenocorticotropic Hormone (ACTH), Plasma

Test Code:



Specimen Container

EDTA tube

Specimen Requirement

Whole Blood EDTA 
5 mL

Specimen Storage / Transport

Sample must be collected between 7am to 10am and transport immediately on ice to laboratory (within 1 hour from sample collection time).

Laboratory Specimen handling Procedure
1) Spin down the whole blood
2) Transfer plasma into pilot tube and capped lightly
3) Ensure aliquot carry same CPOE label/ patient identifiers label as primary tube

If transport unable to reach SGH by 3 hours from sample collection
1) Freeze the plasma at -20OC
2) Send frozen plasma and primary tube on ice pack with note "Sample is frozen at -20OC and sent on ice".
3) Ensure sufficient ice pack to keep sample frozen during transport
4) If possible to transport to reach SGH before 11am.



Orderable as STAT?


Turn Around Time

1 - 2 days

Reference Value(s)

>= 18 yrs: 7.2 - 63.3 pg/mL
Reference interval was established by manufacturer on healthy adult population with plasma samples drawn between 7am to 10am. Please correlate clinically.

Testing Laboratory Location



Clinical Biochemistry Laboratory

Contact Number

6394 1352

Day and Time Performed

Mon - Fri: 0800 hrs - 1700 hrs
Saturday: 0800 hrs - 1200 hrs

Orderable on CPOE?


Additional Information

Rejection criteria
1) Sample not collected between 7am to 10am
2) Sample collected more than 3 hours before, not frozen and not sent in ice
3) Plasma sample of less than 1 mL

Change History Notes



Adrenocorticotropic Hormone (ACTH), Plasma XU0010

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