Echocardiographic diagnosis of partial obstruction of Blalock-Taussig shunts
While echocardiography has previously been used to differentiate between patency and complete occlusion of aortopulmonary shunts, the echocardiographic diagnosis of partial obstruction of a shunt has not been reported. We describe a unique color flow Doppler finding that quickly and accurately diagnosed three cases of partial distal obstruction of aortopulmonary shunts.(Published Online August 15 2006)
(Accepted November 16 2001)
Key Words: Aortopulmonary shunt; echocardiography; diagnosis.
c1 Correspondence to: Girish S. Shirali MD, Associate Professor of Pediatrics and Director, Pediatric Echocardiography, Medical University of South Carolina, Division of Pediatric Cardiology, 165 Ashley Avenue, Room 624B, PO Box 250915, Charleston, SC 29425, USA. Tel: 843-792-3279; Fax: 843-792-5878; E-mail: firstname.lastname@example.org