C9 deficiency in a patient with poststreptococcal glomerulonephritis.
The case of a 10-year-old girl with congenital C9 deficiency and poststreptococcal glomerulonephritis (PSGN) is presented. Although her clinical symptoms mimicked those of Henoch-Schönlein purpura, histological examination of a renal biopsy specimen revealed the features commonly described in PSGN.
Maruyama
K
K
Department of Pediatrics, Gunma University School of Medicine, Japan.
Arai
H
H
Ogawa
T
T
Hoshino
M
M
Tomizawa
S
S
Morikawa
A
A
D002648:Child; D003186:Complement C9 / Q000032:analysis / Q000172:deficiency*; D003165:Complement System Proteins / Q000032:analysis; D003937:Diagnosis, Differential; D005260:Female; D005921:Glomerulonephritis / Q000209:etiology / Q000276:immunology* / Q000473:pathology; D006801:Humans; D011695:IgA Vasculitis / Q000175:diagnosis; D007668:Kidney / Q000473:pathology; D008854:Microscopy, Electron; D013290:Streptococcal Infections / Q000150:complications*
D003186:Complement C9; D003165:Complement System Proteins