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Which of the following is the thalamic relay center for auditory stimuli?
Which of the following arteries provides the prominent supply to the posterior limb of the internal capsule?
A 40-year-old male is referred to the clinic for a one-year history of progressive weakness of the upper and lower extremities. Past medical history is impressive for thrombocytopenia, anemia, and hepatosplenomegaly. Neurological examination shows 2/5 strength in the distal lower limbs bilaterally with diminished ankle and patellar reflexes. The sensory exam shows diminished vibratory and pinprick sensation in both legs. He also has a markedly orange discoloration of his tonsils. Genetic testing is performed which reveals a mutation in the ABCA1 gene. Which of the following is the most likely diagnosis?
Patients with Krabbe disease have a pathologic accumulation of which of the following?
Which of the following is a common side effect of levodopa therapy?
Which of the following medications increase the risk of contraceptive failure in patients taking estrogen-containing oral contraceptive pills (OCPs)?
Which of the following vessels drains into the sigmoid sinus?
The vessel labeled 1 in the angiogram provided supplies all of the following structures EXCEPT:
Which of the following medications has the highest risk for QT prolongation?
You are caring for a 38-year-old man with schizophrenia since his early twenties. He has had many years of uncontrollable irregular facial movements including tongue writhing, lip smacking, and frequent blinking. His psychiatrist stopped the medication suspected to cause this problem a year ago, yet he is still having the symptoms and they are especially bothersome. Which of the following medications is FDA approved for the treatment of this problem?
A 28-year-old male with a known history of neuromyelitis optica spectrum disorder (NMOSD) and a recent diagnosis of acute optic neuritis returns to the emergency room for worsening monocular vision loss despite completing 5 days of high dose (1 gm/day) methylprednisolone therapy. Based on the clinical scenario and level of evidence for efficacy, what is the most appropriate next step in therapy?
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?
You are consulted to the psychiatric hospital to see a 48-year-old female with schizophrenia who has been under psychiatric care for 2 weeks after ingesting hundreds of pennies over a prolonged period. You are asked to address her new complaints of numbness in her feet and trouble walking. On exam, she had a broad-based gait and a positive Romberg. What could explain these findings?
You are caring for a 78-year-old man with slowly progressive memory loss and behavioral change. You are concerned about either frontotemporal dementia (FTD) or Alzheimer’s disease (AD). Which of the following tests would be the most sensitive and specific in differentiating the two?
A previously healthy 14-year-old female presents to the emergency room after experiencing a trip and fall where she hit her head. She returns to baseline, but out of caution a CT head and subsequent MRI brain are performed in the ED. What is a potential complication caused by this lesion seen in this MRI?