patients who are poor surgical risks may be considered for nonsurgical `` '' splenectomy* using an embolization technique . this new technique should only be performed in patients who represent high surgical risk . the possible effectiveness of this procedure should be previously tested with the use of intraarterial vasopressin infusion . the following conditions should be fulfilled : ( 1 ) small emboli should be used to eliminate collateral flow ;
C0543467
surgica
C0184661
procedur