<prompt> The most accurate imaging for the diagnosis of pulmonary embolism is -CT SCAN of chestMRI of chestX - ray chestCT pulmonary angiography  <response>: Ans. is d i.e., CT pulmonary angiography o Invasive pulmonary angiography is the most accurate method for diagnosis of PE, it is an invasive procedure. Investigation of choice for PE - Chest CT with contrast especially MDCTA Investigation of 2nd choice - Lung scan VQ scan Best investigation for PE - Chest CT with contrast MDCTA Most accurate investigation for PE - Invasive pulmonary angiography Gold - standard test for PE - Invasive pulmonary angiography Screening test for PE - D-dimer assay 