PPT Slide

Serum Complement - 10% G. Important immunologic enzyme

system

Total complement C or CH 50

C1-9

activation C1, C4, C2, 3, 5, 6, 7, 8, 9

Lab C3 and C 4

C4 defect in classic pathway

C3 with normal C4 - abnormality in alternate pathway

Hereditary angioedema, SLE nephritis

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