<prompt> All of the following are seen in Goodpastures syndrome, except:Crescentic glomerulonephritisHemorrhagic inflammationAnti-GBM antibodyDiffuse alveolar involvement  <response>: Goodpasture syndrome Type II hypersensitivity reaction Presence of antibodies against non-collagenous domain of a3 chain of collagen IV causing destruction of basement membrane in renal glomeruli and pulmonary alveoli. Histologically, the alveoli show focal necrosis not diffuse involvement, intra-alveolar hemorrhage, presence of hemosiderin laden macrophages and hyperophy of type II Pneumocytes. 