CD 40 Ligand | KK Women's and Children's Hospital

Specimen Container	Sodium heparin tube (To be obtained from DPLM Client Services)
Specimen Requirement	Whole blood Age up to 15 months old: 1 mL Age 15 months old and above: 3 mL Between 8.00 am to 9.00 am on Monday to Friday, collect: 1) 1 or 3 mL of fresh blood from patient and 2) 3 mL of fresh blood from an unrelated healthy adult to be used as control.
Specimen Storage/Transport	Keep specimen at room temperature. DO NOT send on ice or refrigerant. Despatch to KKH DPLM Client Services as soon as possible as blood must reach NUH Paediatric Allergy & Immunology Lab by 12 noon.
Orderable as Urgent?	No
Turn Around Time	2 days
Testing Laboratory Location	NUH
Laboratory	Paediatric Allergy & Immunology
Contact Number	6394 1352
Day and Time Performed	Monday to Friday, between 8 to 9 am, except for Public Holidays and eves of Public Holiday.
Orderable on CPOE?	Yes
Downtime Form	63170-Form-1080 Haematology Laboratory Downtime Form
Additional Information	To call DPLM Client Services at extension 1352 for arrangements prior to blood collection.

Change History Notes

26 Jan 2022 12:00 AM

Updated Specimen Requirement, Specimen Storage / Transport, TAT, Day and Time Performed, Additional Information.

Last Updated - 28 May 2025