A histological subtype of C3 glomerulopathy characterized by C3 deposition in renal tissue in the absence or near-absence of immunoglobulin deposits, in a patient with the classic clinical features of glomerulonephritis and electron microscopic findings of highly electron-dense intra-membranous, osmiophilic deposits. The disease is Monarch Disease Ontology term MONDO_0019736 (dense deposit disease). Also known as: Mesangiocapillary glomerulonephritis type 2, membranoproliferative glomerulonephritis type 2.