Abstract concern environmental published regarding thesis w

Diagnosing pulmonary embolism in the office based on signs and symptoms is difficult because of its highly variable presentation. Although dyspnea, tachycardia, and/or chest pain are present in 97 percent of those diagnosed with pulmonary embolism, 32 there is no single clinical feature that effectively rules it in or out. 33   The physician can estimate the patient's likelihood of pulmonary embolism by using a validated clinical decision rule, such as the Wells criteria ( Table 3 13 , 34 ) , to determine if further testing should be performed (., d -dimer assay, ventilation-perfusion scan, helical computed tomography of the pulmonary arteries). 13 , 14 , 35

Abstract concern environmental published regarding thesis w

abstract concern environmental published regarding thesis w

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abstract concern environmental published regarding thesis wabstract concern environmental published regarding thesis wabstract concern environmental published regarding thesis wabstract concern environmental published regarding thesis w