“…The etiological mechanisms remain to be elucidated, and optimal management is debated. Various treatment modalities such as surgery, hormonal therapy or conservative management have been attempted [1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16]. However, the current knowledge on treatment outcomes of catamenial hemoptysis is largely based on case reports of patients with pelvic endometriosis.…”