D2I2.
autoimmune

Membranoproliferative glomerulonephritis

Membranoproliferative glomerulonephritis (MPGN) is a type of glomerulonephritis caused by deposits in the kidney glomerular mesangium and basement (GBM) thickening, activating the complement system and damaging the glomeruli.

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Plain-language summary adapted from Wikipedia. Not medical advice.