Abstract
SO-CALLED "effort thrombosis" of the axillary or subclavian vein has been the subject of at least 70 communications in the literature since 1930; upwards of 300 cases have been reported.1 2 3 4 5 6 7 8 Deep venous thrombosis of the lower extremity secondary to fracture, joint injury or external trauma represents an all too familiar entity. Indeed, Vance9 was able to report a series of 34 autopsied cases of fatal pulmonary embolism following fractures of the lower extremity, and Martland10 reported 55 autopsied cases of fatal pulmonary embolism following various leg injuries. Bauer11 has pointed out that venous thrombosis is 12 times more common in . . .