Tehran University of Medical Sciences Acta Medica Iranica 0044-6025 62 1 2024 10 31 The Incidental Finding of the Senile Isolated Massive Tracheobronchial Calcification After Cardiac Surgery: An Unusual Case Report 46 47 Mahmood Hosseinzadeh Maleki Department of Cardiac Surgery, Imam Reza Hospital, Mashhad University of Medical Sciences, Mashhad, Iran Mohammadreza Naghibi Sistani Department of Pediatric Cardiology, Faculty of Medicine, Mashhad University of Medical Sciences, Mashhad, Iran. Saeideh Imani Moghaddam Department of Critical Care, Razavi Hospital, Imam Reza International University, Mashhad, Iran. Fatemeh Ramezani Department of Critical Care, Razavi Hospital, Imam Reza International University, Mashhad, Iran. Mohamad Amin Younessi Heravi Department of Medical Physics and Radiology, School of Medicine, North Khorasan University of Medical Sciences, Bojnurd, Iran Mohsen Yaghubi Department of Extra-Corporeal Circulation (ECC), Razavi Hospital, Imam Reza International University, Mashhad, Iran. 2022 03 07 2024 10 12 Tracheobronchial calcification is a benign radiological finding seen in middle-aged and elderly females, usually of no clinical significance. We report a female with massive tracheobronchial calcification that is found incidentally after cardiac surgery.   https://acta.tums.ac.ir/index.php/acta/article/view/10028