Medicine General 76331e90 Pathological Features of Idiopathic pulmonary Hemosiderosis are all except A Hyperplasia of type II alveolar pneumocytes B Alveolar capillary dilatation C Diffuse alveolar proteinosis D Hemosiderin laden macrophages High-Yield Explanation Idiopathic pulmonary Hemosiderosis is characterized by diffuse alveolar hemorrhage.