Pneumothorax, also known as pleural air leak nos, is related to pneumothorax, primary spontaneous and hemopneumothorax, and has symptoms including dyspnea and hemoptysis. An important gene associated with Pneumothorax is FLCN (Folliculin), and among its related pathways/superpathways are ERK Signaling and Signal Transduction. The drugs Diclofenac and Neostigmine have been mentioned in the context of this disorder. Affiliated tissues include lung and heart, and related phenotypes are homeostasis/metabolism and growth/size/body region