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A 40-year-old woman is hospitalized at an inpatient psychiatric facility for new behavioral disturbances and a suicide attempt. She has also begun to develop unusual movements of her bilateral upper extremities. The movements are non-rhythmic, high-amplitude, low-frequency, and involve the entire extremity. Her brain MRI is shown below. Which of the following may help to treat her movements?
A 19-year-old woman presents for evaluation of paroxysmal episodes of vertigo, spasticity, diplopia, and ataxia. She reports that her father and one of her two sisters have similar ailments. At the time of the appointment, there was no diplopia or ataxia appreciated. Myokymia was appreciated on electromyography. Which of the following is the most likely diagnosis?
A 6-year-old female is seen in the clinic for decreased balance and numbness in her fingers and toes. Her father, who is with her at the clinic visit, states that she was developmentally normal until 2 years of age, at which time she began to have frequent falls. During the past year, she has also developed slurred speech. The neurological exam reveals truncal ataxia, ataxic gait, scanning speech, and decreased sensation to vibration and pinprick in her extremities. The ocular exam reveals irregular capillary dilation of the retina and skin. What is the most likely diagnosis?
Which of the following conditions is most likely to have an associated disorder of abnormal motor activity during the following sleep state?
A 32-year-old Chinese male is referred to the epilepsy clinic after experiencing two episodes concerning for possible seizures. The first episode was unwitnessed, but the patient states that there was an abrupt loss of consciousness and that he woke up with the side of his tongue bitten and generalized myalgias. The second event was witnessed by his wife who noticed one day that the patient was unresponsive and lip-smacking for 2 minutes before returning back to baseline. MRI brain was performed and showed left-sided mesial temporal sclerosis. Which of the following medications should be avoided for this patient?
Which of the following is not a recommended screening test for cognitive dysfunction?
Paralysis of the stapedius muscle can occur with ipsilateral damage to which cranial nerve?
Initiating HAART therapy for a patient with poorly controlled HIV places them at an increased risk for which of the following?
A 65-year-old female presents to the clinic with painless double vision that started abruptly 5 days ago. On exam, pupils are equal, round, and reactive to light bilaterally. On extraocular muscle testing, the left eye has a normal range of motion but the right eye is unable to adduct or elevate. Which of the following is the most likely cause of the patient’s symptoms?
The trochlear nucleus sends nerve fibers to which of the following muscles?
A 75-year-old man with hypertension and diabetes presents to the emergency department with a sudden onset of loss of sensation in the buttocks, perineum, and inner surfaces of both thighs, and urinary and fecal incontinence. On physical exam, he has loss of pain and light touch in the area described, as well as a loss of sphincter tone, and hyperreflexia in the lower extremities. Strength is mildly decreased in the distal lower extremities, without atrophy. What structure is most likely injured?
Which of the following is the genetic mutation commonly seen in patients with hereditary neuropathy with liability to pressure palsy (HNPP)?
Which of the following is the most sensitive test for myasthenia gravis (MG)?
Which of the following areas, if selectively lesioned, would cause an error with voluntary vertical saccades with spared horizontal saccades and sparred occulocephalic vertical reflex?
The medulla develops from which of the five primary vesicles of the brain?