Rv Pa Conduit Stenosis

Fortunately conduit regurgitation can be tolerated much longer than conduit stenosis and the current addition of transcatheter pulmonary valve implants has eliminated this problem in larger children with larger conduits.

Rv pa conduit stenosis. Reconstruction of right ventricle to pulmonary artery rv pa continuity is an integral part of various surgical procedures commonly performed in neonates and young infants to repair congenital. See article page 432. Right ventricle to pulmonary artery rv pa conduit a right ventricle to pulmonary artery rv pa conduit is a means to supply blood flow to the lungs. Mechanism of conduit failure includes conduit stenosis conduit regurgitation aneurysm formation and infectious endocarditis.

Rv pa conduit stenosis after 9 years of type i truncus conduit repair. Given the lack of an ideal rv pa conduit valveless right ventricular outflow tract repair options should be reassessed. They can be placed for a variety of heart defects including tetralogy of fallot pulmonary atre sia or pulmonary stenosis. The cove point foundation congenital heart resource center is the world s largest resource for information on pediatric and adult congenital heart disease.

The location of the conduit stenosis was significantly different in the patients with non ringed proximal and the patients with ring enforced conduit distal p 0 004. 46 12 shows a case of rv pa conduit stenosis treated with a stent. Fifteen patients 16 were diagnosed with rv pa conduit stenosis that required treatment. Forty nine patients mean age 27 8 years with pulmonary atresia or pulmonary stenosis with tetralogy of fallot who underwent surgery for rv pa conduits from september 1974 to october 2011 were reviewed.

A total of 106 rv pa conduits were implanted 57 of which were replacements. Cove point contains comprehensive information on all congenital heart defects including atrial septal defect asd ventricular septal defect vsd hypoplastic left heart syndrome hlhs and tetralogy of fallot tof. The majority of the conduit replacements were due to conduit stenosis valvular stenosis mainly due to leaflet calcification distal anastomosis stenosis sternal compression and somatic outgrowth 5 9 conduit stenosis was responsible for failure in 53 of.