1 How is multiple sclerosis (MS) diagnosed? MS is the most common cause of acquired demyelinating disorders. The disease has a characteristic relapsing-remitting course and usually manifests between the third and fifth decades of life with a female predominance. On…
CASE A A 76-year-old woman presenting with diplopia, left-sided visual loss, left eye ptosis, and exophthalmos. Ax, axial; Cor, coronal; CT, computed tomography; CTA, CT angiography. Open full size image CASE B A 51-year-old woman presenting with headache and swelling…
CASE A A 51-year-old man presenting with facial weakness and sensorineural hearing loss. CT, computed tomography. Open full size image CASE B A 39-year-old woman presenting with otalgia and facial palsy. CT, computed tomography. Open full size image CASE C…
CASE A A 39-year-old woman presenting with pulsatile tinnitus. Ax , axial; Cor , coronal; CT, computed tomography. Open full size image CASE B A 33-year-old woman presenting with pulsatile tinnitus. Ax , axial; Cor , coronal; CT, computed tomography.…
CASE A A 41-year-old man with left arm paresthesias. Ax, axial; Sag, sagittal. Open full size image CASE B A 4-year-old girl with a palpable anterior neck mass. Ax, axial; Cor, coronal; CT, computed tomography. Open full size image CASE…
CASE A A 53-year-old woman presenting with swelling on the left side of the floor of the mouth. Open full size image CASE B A 60-year-old man presenting with a slowly enlarging, nontender mass in the right anterior submandibular part…
CASE A A 46-year-old woman presenting with a parapharyngeal mass in the left side of the neck that was detected incidentally. Ax, axial; CT, computed tomography; FS, fat saturated; SPECT, single-photon emission computed tomography. Open full size image CASE B…
CASE A A 71-year-old woman with a mass discovered incidentally in the left parapharyngeal space. Ax, axial; CT, computed tomography; FS, fat saturated. Open full size image CASE B Routine neck imaging for a 73-year-old man with a history of…