Complement 4 deficiency

Complement 4 deficiency is a genetic condition affecting complement component 4.[1]

Complement tests
C4 (C) FB (A) C3 CH50 Conditions
 · ↓ ↓ ↓ PSG, C3 NeF AA
↓  · ↓  · HAE, C4D
 ·  ·  · ↓ TCPD
↓  · /↓ ↓ ↓ SLE
↑ ↑ ↑ ↑ inflammation
Complement 4 deficiency
SpecialtyImmunology

It can present with lupus-like symptoms.[2]

References
  1. Parija (2009). Textbook of Microbiology & Immunology. Elsevier India. pp. 125–. ISBN 978-81-312-2163-1. Retrieved 13 November 2010.
  2. David L. Rimoin; J. Michael Connor; Reed E. Pyeritz; Bruce R. Korf (15 December 2006). Principles and Practice of Medical Genetics: Continually Updated Online Reference. Elsevier Health Sciences. pp. 1860–. ISBN 978-0-443-06870-6. Retrieved 13 November 2010.
Classification


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