<prompt> Radiological feature of sarcoidosis -Hilar lymphadenopathyHilar lymphadenopathy with parenchymal lung changesNo Hilar lymphadenopathy with parenchymal lung changesAll of the above  <response>: Ans. is d i.e., All of the above o The chest radiographic manifestations of sarcoidosis have been divided into five stages Stage 0-Normal chest radiograph Stage 1-Bilateral hilar lymphadenopathy Stage 2-Bilateral hilar lymphadenopathy writh parenchymal disease. Stage 3-Only parenchymal disease no hilar lymphadenopathy Stage 4-Pulmonary fibrosis 