Endobronchial epithelioid leiomyoma (leiomyoblastoma) causing complete right-lung atelectasis
Rationale: Endobronchial epithelioid leiomyoma, historically termed leiomyoblastoma, is an exceptionally rare smooth-muscle tumor that can cause critical airway obstruction and mimic malignant endobronchial disease. Patient concerns: A 45-year-old never-smoking woman presented with several months of progressive exertio...