Tehran University of Medical Sciences Case Reports in Clinical Practice 2538-2683 4 1 2019 07 16 23 26 Ehsan Sanaei Department of Internal Medicine, School of Medicine, Shahid Sadoughi University of Medical Sciences, Yazd, Iran. Fathemeh Aghaei Meybodi Department of Internal Medicine, School of Medicine, Shahid Sadoughi University of Medical Sciences, Yazd, Iran. Marzie Vaghefi Department of Pediatrics, School of Medicine, Shahid Sadoughi University of Medical Sciences, Yazd, Iran. 2018 11 29 2019 01 28 Tracheobronchopathia Osteochondroplastica (TPO) is a rare benign disorder of the lower part of the trachea and the upper part of the main bronchi. A 55-year-old female patient had been referring to our pulmonary and critical care center suffering from chronic dry cough and breathlessness on exertion and retrosternal pain for several months who was admitted to our center when she was complaining about breathlessness on exertion and chronic dry cough and retrosternal pain. https://crcp.tums.ac.ir/index.php/crcp/article/view/241 https://crcp.tums.ac.ir/index.php/crcp/article/download/241/293