RT Journal A1 LILLIE RH, BUXTON RW, DUFF IF T1 PRevention and management of thromboembolism JF Archives of Surgery JO Archives of Surgery YR 1949 FD September 1 VO 59 IS 3 SP 609 OP 632 DO 10.1001/archsurg.1949.01240040617025 UL http://dx.doi.org/10.1001/archsurg.1949.01240040617025 AB THIS report is concerned with our experience in the management of thrombosis and embolism during the past nine years at the University of Michigan Hospital. In general, our methods are not new, but through diligent and everchanging application of preventive measures, to a great extent originally described elsewhere, we are able to report marked improvement in the incidence of the grave complications which are inextricably a part of thromboembolism. It is hoped that our experience may be of help to others similarly confronted with choosing between, and in many instances employing the combined effects of, the various methods of prevention and treatment.The incidence of pulmonary embolism has been reported to be from 1 to 12 per cent in routine autopsies in various locations and with varying types and ages of patients.1 Indeed, when the entire problem is considered and those patients found to have venous thrombosis are included