the per cent change in liver counts during the cardiac cycle was found to be significantly higher in the 12 patients with tricuspid regurgitation ( group i ) ( mean , 4.04 +/- 1.6 % ; range , 1.3-21.4 % ) compared with the 10 controls ( group ii ) ( mean , 0.35 +/- 0.16 % ; range , 0.013-1.3 % ) ( p less than 0.05 ) .
C0018787
cardiac
C0040961
tricuspid regurgitation