1. Isolated tricuspid regurgitation caused by a dilated tricuspid annulus
Akira Marui, MD, Takaaki Mochizuki, MD, Norimasa Mitsui, MD, Tadaaki Koyama, MD, Mayumi Horibe, MD 
The Annals of Thoracic Surgery 
Volume 66, Issue 2, Pages (August 1998)
DOI: /S (98)

2. Fig 1
Chest radiograph on admission showing an enlarged cardiac silhouette.
The Annals of Thoracic Surgery  , DOI: ( /S (98) )

3. Fig 2
(A) Preoperative echocardiogram showing a dilated right atrium (RA) and severe tricuspid regurgitation (TR). (B) Postoperative echocardiogram showing trivial TR. (LA = left atrium; LV = left ventricle; RV = right ventricle.)
The Annals of Thoracic Surgery  , DOI: ( /S (98) )

4. Fig 2
(A) Preoperative echocardiogram showing a dilated right atrium (RA) and severe tricuspid regurgitation (TR). (B) Postoperative echocardiogram showing trivial TR. (LA = left atrium; LV = left ventricle; RV = right ventricle.)
The Annals of Thoracic Surgery  , DOI: ( /S (98) )