GARY J. MARTIN, M.D.; SANDOR SHOICHET, M.D.; HELEN GARTNER MARTIN, M.D.
To the editor: In the recent supplement devoted to selection and interpretation of diagnostic tests (1), one point in the review of pulmonary embolism may mislead some readers. "Evidence of predisposing factors" is rated as being one of the two most sensitive parameters when a diagnosis of pulmonary embolism is considered. The figure of 94% sensitivity is presumably derived from the Urokinase-Streptokinase Pulmonary Embolism Trials data published by Bell and associates (2) who listed the coexisting conditions and their prevalence in 167 patients with angiographically shown pulmonary embolism. Only 6% of these patients were without a recognized coexisting illness before
GARY J. MARTIN, SANDOR SHOICHET, HELEN GARTNER MARTIN. Predisposing Factors for Pulmonary Embolism. Ann Intern Med. 1981;95:781. doi: 10.7326/0003-4819-95-6-781_2
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Published: Ann Intern Med. 1981;95(6):781.
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