Correlation of D-Dimer Level with the Presence and Severity of Pulmonary Embolism on Computed Tomography Pulmonary Angiography.

Introduction: Early diagnosis of pulmonary embolism can reduce morbidity and motility. D-dimer is well known parameter having high negative prediction value. This study focused on role of D-dimer in early prediction of presence and severity of pulmonary embolism.