Tricuspid valve dysplasia with regurgitation Fabrice Cuillier, MD Article Published: Aug 10, 2010 Department of Gynecology, Felix Guyon Hospital, 97400 Saint- Denis, Ile de la Reunion, France; tel: 0262 90 55 22; fax : 0262 90 77 30. Images 3,4: Images of the dysplastic tricuspid valve, note the dilated right atrium. Images 5-8: Doppler flow through the tricuspid valve showing the regurgitation from the right ventricle to the right atrium. Images 9,10: Image 9 shows main pulmonary artery (AP) with it's branches, it measures 3.8 mm in diameter (aorta: 5.8 mm). Image 10 shows blood flow through the aorta and pulmonary artery. Direction of the flow through the pulmonary artery is different than via aorta, reverse flow in the pulmonary artery. Images 11,12: Doppler of the flow at the level of the pulmonary valve. Videos 1,2: Videos showing dysplastic tricuspid valve with dilation of the right atrium. Sorry, your browser doesn't support embedded videos. Sorry, your browser doesn't support embedded videos. Discussion Board Start a discussion about this article Add to Favorites Favorite