the following alternatives to surgery are discussed : in cases of thrombosis which usually occur in the month following surgery , fibrinolysis may be attempted with a high success rate but a significant risk of haemo-pericardium : in cases of fibrous proliferation of the intima leading to stenosis or occlusion , endoluminal dilatation seems to be the procedure of choice , but this must always be carried out under surgical cover .
C0184661
procedure
C0543467
surgical