A young adult presents with proptosis and pain in eye after 4 days of trauma to eye. Chemosis, conjunctival congestion and extraocular muscle palsy with inability to move eye are seen. Investigation of choice -
Digital subtraction angiography is the investigation of choice in this case,Digital subtraction angiography (DSA) is a fluoroscopy technique used in interventional radiology to clearly visualize blood vessels in a bony or dense soft tissue environment
MRI
Digital subtraction angiography
CT
MR angiography
Diseases of orbit, Lids and lacrimal apparatus