Anti-Extractable Nuclear Antigens (ENA Screen) | KK Women's and Children's Hospital

Specimen Container	Gel separator tube (Adult) Microtube (Paeds)
Specimen Requirement	Plain Blood Adult: 3 mL Paediatric: 1.3 mL
Orderable as Urgent?	No
Turn Around Time	2 - 7 days
Testing Laboratory Location	SGH
Laboratory	Immunology/Serology
Contact Number	6394 1352
Day and Time Performed	Mon – Fri: 0800 hrs – 1700 hrs Saturday: 0800 hrs – 1200 hrs Test setup once a week
Orderable on CPOE?	Yes
Downtime Form	Immunlogy Tests
Additional Information	If positive for screen, and sufficient serum to proceed to ENA profile, SGH will call ward to raise request form for ENA profile. If serum is insufficient, ward will send request form and another specimen for ENA profile.

Change History Notes

Last Updated - 27 May 2025