C1q concentrations may be decreased in Acquired angioedema, Immune Complex induced vasculitis and concurrent low concentrations of C1 inhibitor, Carcinoma or Lymphoma. This assay is useful in the diagnosis of C1 deficiency and for investigating a patient with an absent Total complement (CH50) level.
Sample by 7th of the month; Report after 2â3 weeks
Angioedema Disorders of Complement Pathway
Duly filled Test Send Out Consent Form (Form 35) is mandatory.
2 mL (0.5 mL min.) serum from 1 SST. Separate serum within 1 hour of collection. Ship refrigerated or frozen. Duly filled Test Send Out Consent Form (Form 35) is mandatory.