Tehran University of Medical Sciences Case Reports in Clinical Practice 2538-2683 4 3 2019 11 04 81 83 Bahram Pakzad Isfahan Bone Metabolic Disorders Research Center, Department of Internal Medicine, School of Medicine, Isfahan University of Medical Sciences, Isfahan, Iran. Sayide Bahrani Student Research Committee, School of Medicine, Isfahan University of Medical Sciences, Isfahan, Iran. Somayeh Sadeghi Al-Zahra Hospital, Isfahan University of Medical Sciences, Isfahan, Iran. Maryam Mousavi Isfahan Bone Metabolic Disorders Research Center, Department of Internal Medicine, School of Medicine, Isfahan University of Medical Sciences, Isfahan, Iran Saba Ramezani Student Research Committee, School of Medicine, Isfahan University of Medical Sciences, Isfahan, Iran. Hadi Karimzade Isfahan Bone Metabolic Disorders Research Center, Department of Internal Medicine, School of Medicine, Isfahan University of Medical Sciences, Isfahan, Iran 2018 10 08 2019 06 18 Systemic Lupus Erythematosus (SLE) is a chronic autoimmune disorder, which rarely presents with pulmonary artery aneurysm. This report presents a 51-year-old female, known case of SLE for 20 years, presented with dyspnea, productive cough, and hemoptysis. The patient was diagnosed as having a pulmonary artery aneurysm, and managed with medical therapy and follow up instead of surgery. https://crcp.tums.ac.ir/index.php/crcp/article/view/227 https://crcp.tums.ac.ir/index.php/crcp/article/download/227/321