RT Journal Article SR Electronic T1 Atrial septal defect and calcification of the tricuspid valve JF British Heart Journal JO Heart FD BMJ Publishing Group Ltd and British Cardiovascular Society SP 409 OP 411 DO 10.1136/hrt.32.3.409 VO 32 IS 3 A1 Jon D. Cooksey A1 Brent M. Parker A1 Clarence S. Weldon YR 1970 UL http://heart.bmj.com/content/32/3/409.abstract AB A patient with atrial septal defect and calcification of the tricuspid valve is presented. The calcification was first detected by fluoroscopy and its presence was confirmed during cardiac surgery. To our knowledge, this combination has not been reported previously. Possible factors contributing to the calcification are ageing, excessive blood flow, and raised right ventricular pressure.