“…The most common cause of tibioperoneal trunk aneurysm is arterial infection secondary to infective endocarditis. 2 , 3 , 4 , 5 , 6 , 7 Other causes include trauma, 8 iatrogenic trauma, 9 Behçet disease, 10 , 11 and arteriosclerosis, 12 but some cases are idiopathic. 13 , 14 In this case, no obvious predisposing factors other than a history of surgery to the left calf were detected by a careful review of the patient's medical history and preoperative examinations.…”