Chronic Eosinophilic Pneumonia, also known as idiopathic chronic eosinophilic pneumonia, is related to extrinsic allergic alveolitis and chronic rhinitis. An important gene associated with Chronic Eosinophilic Pneumonia is IL5 (Interleukin 5), and among its related pathways/superpathways are Innate Immune System and ERK Signaling. The drugs Prednisolone and Prednisolone acetate have been mentioned in the context of this disorder. Affiliated tissues include lung and skin, and related phenotypes are abnormal pulmonary thoracic imaging finding and parenchymal consolidation