Neuroimaging
Neuroimaging - A Review PM&R News • March 2021 Imaging Description Pros Cons Identifies/Utilized in the following: CT (computed tomography) head w/o contrast Analyzes residual radiation waves emitted from the body via a radiographic tube that is rotated axially. Utilizes mathematical algorithms of images to reconstruct a cross-sectional image. Fast Not sensitive to motion Widely available Primary choice: acute/emergent situations Radiation exposure = increased lifelong risk of cancer (minimal) “may impair long-term cognitive function”(UTD) Identifies calcifications Hemorrhagic CVA Intracranial hematoma (<12 hrs) Infraction Bony/air space abnormalities Edema, herniations, fx, hypoxic-ischemia injury, mass, hydrocephalus ASPECTS score: assists to determine tx Superior over MRI [...]