Quantitative d-dimer levels and the extent of venous thromboembolism in CT angiography and lower limb ultrasonography

We evaluated the diagnostic yield of multidetector-row CT angiography and determined the clot burden within pulmonary vasculature as a measure of pulmonary embolism (PE) severity at different d-dimer levels and pretest clinical probabilities. 254 consecutive patients referred to CT pulmonary angiogr...

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