What is the definitive method of diagnosing pulmonary embolism?
CT pulmonary angiography is the first line diagnostic test for pulmonary embolism.It has the advantages of visualising the distribution and extent of the embolism,or highlighting an alternative diagnosis,such as consolidation,pneumothorax or aoic dissection. Reference:Davidson's medicine-22nd edition,page no:722.
Ventilation perfusion imaging
Positron Emission Tomography
High Resolution CT
Pulmonary angiography
Respiratory system