Membranoproliferative Glomerulonephritis Type I
Membranoproliferative Glomerulonephritis Type I

Direct immunofluorescence shows mesangial and capillary loop granular fluorescence.
Cases of idiopathic membranoproliferative glomerulonephritis usually show positivity for IgG and C3.
Membranoproliferative glomerulonephritis, type I is a morphologic diagnosis, not an etiologic diagnosis.
Cases of lupus glomerulonephritis and cryoglobulinemic glomerulonephritis frequently show a membranoproliferative, type I pattern of injury.
(Description By:H. Yamase, M.D. )
(Image Contrib. by: UCHC )