C1 Esterase Inhibitor, Functional Assay

IM0225

Synonym(s):
Specimen Container
Red top tube
(To be obtained from DPLM Reception)
Specimen Requirement
Plain Blood (Fasting sample)
Adult: 5 mL
Paediatric: 1.3 mL
 
**Specimen must be collected and despatched to the Laboratory from Monday to Wednesday, between 0800 hours to 1430 hours. Specimen is NOT to be collected between Thursday to Sunday, eve of public holidays and public holidays.**
Specimen Storage/Transport
Place specimen in a biohazard specimen bag and immerse this bag in crushed ice. Send immediately to lab.
 
Spin down and separate serum within 2 hours of receiving the specimen and freeze immediately.
Orderable as Urgent? No
Turn Around Time
1 month
Reference Value(s)

​>67% normal (normal)
41-67% normal (equivocal)
<41% normal (abnormal)

Testing Laboratory Location NUH
Laboratory Mayo Medical Laboratories in Rochester
Contact Number 6394 1352
Day and Time Performed
Mon – Fri: 0800 hrs– 1700 hrs
Orderable on CPOE? No
Downtime Form Immunlogy Tests

Change History Notes

  • 30 Jul 2021 12:00 AM

    ​Updated Specimen Container, Specimen Requirement, Specimen Storage / Transport, Reference Value(s), Laboratory.

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Last Updated - 05 Apr 2025