An Escherichia coli-Induced Distal Arch Aneurysm Presenting With Hemoptysis

Infected thoracic aneurysms are a rare and potentially life-threatening condition that present with non-specific symptoms. We describe here case of an 83-year-old female who presented to the emergency department chief complaint vomiting blood. The patient had 40 days earlier abdominal pain, fever, leukocytosis. She medical history traumatic liver injury resulting in bile duct stenosis, necessitating percutaneous transhepatic gallbladder drainage subsequent duct-jejunal anastomosis 25 years ago. Emergency contrast-enhanced computed tomography (CT) revealed irregular distal arch aneurysm. According patient’s symptoms, CT findings, history, infected aneurysm was suspected. Total replacement performed promptly, followed by thorough antibiotic therapy. Following successful treatment, stabilized, she transferred rehabilitation facility for further recovery.