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This brain biopsy is consistent with which of the following pathologies?
The pathology shown in the image below is likely secondary to which of the following?
A 37-year-old woman treated for herpes simplex virus (HSV) encephalitis two months ago returns to the ER with new personality changes, seizures, and orofacial dyskinesia. What is the most likely diagnosis?
A 65-year-old female presents to the Emergency Room with a 2-month history of altered mental status and jerking. On examination, you appreciate an exaggerated startle response. Her MRI was shown below. Which of the following statements is true?
A 16-year-old male is brought to the emergency room by his parents for generalized weakness. The patient states that he woke up in the morning that day with flaccid paralysis of his arms and legs which was so significant that he couldn’t get out of bed. In typical teenage boy fashion, he wasn’t very worried about this at the time and went back to bed. It wasn’t until 4 hours later when he woke up again with the same degree of weakness that he became concerned and screamed for his parents to help. The patient denies any recent drug or alcohol use. The only interesting thing from the previous night was that he partook in and won a pizza-eating contest with his friends. The patient’s father admits to having had similar episodes to this when he was younger. If the patient’s symptoms are due to a genetic disorder, a mutation in which of the following genes is most likely responsible?
You are caring for a 1-month-old infant in the neonatal ICU with abnormal movements since birth. The baby is seen writhing in bed, with her arms and legs and axial trunk moving in a snake-like pattern. A CT head is done and shows bilateral cystic lesions on the basal ganglia. Toxic levels of which of the following are most likely at play?
A 79-year-old woman presented with the acute onset of difficulty walking and nausea that started about 24 hours before presentation. Examination revealed left-beating nystagmus and left-sided appendicular and truncal ataxia. Her axial FLAIR MRI imaging is shown below. The pathology shown is seen in which of the following vascular territories?
A 67-year-old male with a gait disorder is having a polysomnogram due to aggressive leg movements during sleep. During the study, an abnormality is noted during sleep. The EMG and chin leads show excessive muscle artifact during sleep, while at the same time the EEG shows quick deflections in the lateral leads, indicating rapid alternating eye movements. He is given a diagnosis and started on medication. Which of the following is the most appropriate treatment for this sleep issue?
You are asked to see a 2-month-old infant girl with hypotonia, macroglossia, failure to thrive, and cardiomyopathy. Muscle biopsy is done due to the hypotonia, and shows PAS+ vacuolar myopathy. What is the best treatment approach?
Of the following, which region of the adult brain is most susceptible to hypoperfusion injury and ischemia?