Pathology tests database

Sample and container requirements

Plain serum

Minimum volume required

4 ml Blood

Special requirements

Patient preparation

None

Sample viability

To be stored at -70oC or below.

Turnaround time

up to 4 weeks

Reference range

Normal range 42 -95U/mL, Low 30 -42 U/mL Absent <30 U/mL.

Clinical guidance

Some indications: Hereditary complement deficiencies recurrent meningitis, familial SLE https://labtestsonline.org.uk/tests/complement

Notes