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Anti-C1q antibodies

Autoantibodies to the complement classical pathway component C1q. Associated with Hypocomplementaemic Urticarial Vasculitis (HUV) they have been reported in SLE, especially in those with renal involvement (Lupus Nephritis). Anti-C1q antibodies are associated with a low complement C4 and often a low complement C3 as well.

Tube	Serum Gel
ID	12815
Availability	Weekdays
Additional Information	Anti-C1q antibodies are associated with Hypocomplementaemic Urticarial Vasculitis (HUV) and have been reported in SLE, especially those with renal involvement (Lupus Nephritis). Anti-C1q antibodies are associated with a low complement C4 and often a low complement C3 as well.
Turn Around	Refer to relevant laboratory for up to date turn around times, allowing an additional 10 working days for samples processing, dispatch and reporting and validation of the results.
Send to	Samples should be sent to the department of Clinical Immunology at LGI who will refer to appropriate referral lab (Sheffield PRU)
Contact	https://www.immqas.org.uk/pru.asp?S=348233353&C=1252&AID=51
Collection Con	Lipaemic, haemolytic and icteric samplesare unsuitable for this assay.
Frequency	Referred to external laboratory
Sample REQ	Blood
Ref. Range Notes	See reference range on referral website
Units	U/mL
IP Acute TAT	Contact referral laboratory. Contact Immunology at LGI if sample is to be sent urgently.
IP Routine TAT	Refer to relevant laboratory for up to date turn around times, allowing an additional 10 working days for samples processing, dispatch and reporting and validation of the results.
GP Acute TAT	Contact referral laboratory. Contact Immunology at LGI if sample is to be sent urgently.
GP Routine TAT	Refer to relevant laboratory for up to date turn around times, allowing an additional 10 working days for samples processing, dispatch and reporting and validation of the results.
Telepath	AC1Q1L
ICE Codes	IAC1Q