Objective: Vascular Ring of this case is within the malformations of the aortic arch and main vessels, which represent less than 1 % of all congenital cardiovascular anomalies. ¹ It is a rare and serious disease that deserves attention it deserves. Objective: Report a case about vascular ring. Description : ABC , male , 3 months and 14 days , frame stridor and respiratory insufficiency 2 months ago . Episodes o...