CASE A An 80-year-old woman with headache and speech changes. ADC , apparent diffusion coefficient; Ax , axial; CT, computed tomography; DWI , diffusion-weighted imaging; FLAIR , fluid attenuated inversion recovery. Open full size image CASE B A 59-year-old man…
CASE A A 50-year-old man with a history of chronic obstructive pulmonary disease and hypertension was found unresponsive. ADC, apparent diffusion coefficient; Ax, axial; CT, computed tomography; DWI, diffusion-weighted imaging; FLAIR, fluid attenuated inversion recovery. Open full size image CASE…
CASE A A 75-year-old woman presenting with ataxia. Ax, axial; Cor, coronal; CT, computed tomography; FLAIR, fluid attenuated inversion recovery; Sag, sagittal. Open full size image CASE B A 51-year-old woman presenting with headaches and weakness of the right leg.…
CASE A A 65-year-old woman with memory loss. CT, computed tomography; HU, Hounsfield units; ROI, region of interest. Open full size image CASE B A 45-year-old woman with a headache. CT, computed tomography; DWI, diffusion-weighted imaging; FS , fat saturated;…
CASE A A 45-year-old man with new-onset postural headache. Open full size image CASE B A 72-year-old man, history withheld. Open full size image CASE C A 39-year-old woman with breast cancer. Open full size image CASE D A 63-year-old…
CASE A A 44-year-old man who had upper respiratory infection symptoms 4 weeks earlier now presenting with severe headache, purulent otorrhea, irritability, and progressive decline of mental status. Ax , axial; Cor , coronal; Sag , sagittal. Open full size…
CASE A A 39-year-old man who had a dental procedure several weeks earlier now presenting with right leg numbness and weakness. Ax, axial; Cor, coronal; DWI, diffusion-weighted imaging. Open full size image CASE B A 37-year-old woman with a 1-month…
CASE A A 48-year-old asymptomatic man with a strong family history of cerebral microhemorrhage. GRE, gradient refocused echo. Open full size image CASE B An 87-year-old woman with a history of hyperlipidemia, hypertension, and heart disease. GRE, gradient refocused echo.…
CASE A A 64-year-old man with a history of amyloid angiopathy–related hemorrhages. Open full size image CASE B A 64-year-old man with a history of renal cell carcinoma, difficulty walking, and diplopia. Open full size image CASE C A 25-year-old…
CASE A A 66-year-old man presenting with sudden-onset left-sided weakness. CT, computed tomography; CTA, CT angiogram. Open full size image CASE B A 77-year-old man with a history of lung cancer. CT, computed tomography. Open full size image CASE C…