7/4/23, 12:30 AM Total complement, decreased Pathway Feedback Search Clinical Topics Home Findings Total complement, decreased Total complement, decreased More common causes Angioedema Malaria infection Bacteremia Less common causes Systemic lupus erythematosus C1 esterase inhibitor deficiency Glomerulonephritis Partial lipodystrophy Post-streptococcal glomerulonephritis Uncommon causes Hereditary C2 deficiency Prolidase deficiency Hereditary C3 deficiency Hereditary C3b inhibitor deficiency https://web.pathway.md/findings/recO8hUaNXS2pdRko 1/1