Paediatrics ABO (less than 4months) | KK Women's and Children's Hospital

Specimen Container	EDTA tube
Specimen Requirement	Specimen requirement: Neonate/ Paeds: 1.5ml (Half tube) (Do not use 500ul paediatric microtube) Disclaimer: - Blood volume is calculated based on 60% PCV/HCT, hence if the patient has higher PCV/HCT (> 60%), it may not be sufficient to run the test.
Orderable as Urgent?	No
Turn Around Time	30 mins to 4 hrs
Testing Laboratory Location	KKH
Laboratory	Blood Bank
Contact Number	6394 1376
Day and Time Performed	Daily, 24 hrs
Orderable on CPOE?	No
Additional Information	Gently invert the tubes several times to prevent clotting. Phlebotomist's name and signature must be provided on the attached tube label.

Change History Notes

01 Oct 2025 09:18 AM

Test is discontinued. With effect from 1.10.2025, all patients younger than 4 months that require transfusion are subjected Type & Screen (< 4 months) (Paed ABO and antibody screening)
19 Jul 2024 02:00 PM

Updated Specimen Requirement.
16 Jan 2024 04:30 PM

Update of specimen requirement and image.
08 Nov 2021 12:00 AM

Updated Specimen Container and Specimen Requirement.

Last Updated - 30 Sep 2025