<prompt> Rapidly proliferative glomerulonephritis is histologically characterized by?Crescent in glomerulusDiffuse glomerulosclerosisThickened basement membraneCapsular drop  <response>: Ans. a Crescent in glomerulus. Robbins.Pathologic.Basis.of.Disease.7thTable 20-6.Major Primary GlomerulonephritidesDiseaseMost Frequent Clinical featurePathogenesisLight MicroscopyFluorescence MicroscopyElectron MicroscopyPoststreptococcal glomerulonephritisAcute nephritisAntibody mediated; circulating or planted antigenDiffuse proliferation; leukocytic infiltrationGranular IgG and C3 in GBM and mesangiumSubepithelial humpsGoodpasture syndromeRapidly progre- ssive glomerulo- nephritisAnti-GBM COL4-A3 antigenProliferation; crescentsLinear IgG and C3; fibrin in crescentsNo deposits; GBM disruptions; fibrinIdiopathic RPGNRapidly progre- ssive glomerulo- nephritisAnti-GBM antibodyProliferation; focal necrosis; crescentsLinear IgG and C3No deposits--Immune complex-Granular IgG or IgA or IgMDeposits may be present--ANCA-associated-Negative or equivocalNo depositsMembranous glomerulopathyNephrotic syndromeIn situ antibody- mediated; antigen unknownDiffuse capillary wall thickeningGranular IgG and C3; diffuseSubepithelial depositsMinimal change diseaseNephrotic syndromeUnknown, loss of glomerular polyanion; podocyte injuryNormal; lipid in tubulesNegativeLoss of foot processes; no depositsFocal segmental glomerulosclerosisNephrotic syndrome; non- nephrotic proteinuriaUnknown, Ablation nephropathy Plasma factor ?; podocyte injuryFocal and segmental sclerosis and hyalinosisFocal; IgM and C3Loss of foot processes; epithelial denudationMembranoprolife- rative glomerulo- nephritis MPGN Type 1Nephrotic syndromeI Immune complexMesangia! proliferation; basement membrane thickening; splittingI IgG C3; Clq C41 Subendo thelial depositsDense deposit disease MPGN Type IIHematuria, Chronic renal failureII AutoantibodyAlternative complement pathwayII C3 - IgG; no Clq or C4II Dense depositsIgA nephropathyRecurrent hematuria or proteinuriaUnknownFocal prolife- rative glomeruloneph- ritis; mesangial wideningIgA - IgG, IgM, and C3 in mesan- giumMesangial and paramesangial dense depositsChronic glomerulonephritisChronic renal failureVariableHyalinized glomeruliGranular or negative 