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A 45-year-old male with AIDs presents with headache and fever. His recent CD4 count was 80, and he does not take his HAART therapy or prophylaxis. You perform a brain MRI (shown below) and discover a contrast-enhancing lesion with much vasogenic edema. With concern for cancer, a biopsy is performed. It shows microglial nodules with encysted bradyzoites and tachyzoites. What is the treatment of choice?
A two-month-old female presents to the clinic with her mother for episodes of abnormal posturing of her head, neck, and abdomen when breastfeeding. Her mother states that the episodes last approximately 30 seconds to 1 minute. Episodes are followed by crying. Her birth history was normal, and she has met all of her developmental milestones. Of the following, what is the best treatment for this patient’s condition?
Which of the following findings on a Head-Impulse-Nystagmus-Test-of-Skew (HINTS) test is consistent with central vertigo?
What is the benefit of using glucocorticoids in the treatment of bacterial meningitis?
Which of the following is the resting membrane potential of a neuron?
Which of the following embryologic derivatives myelinates the peripheral nervous system (PNS)?
A 20-month-old female presents for regression of milestones. She was walking, and now crawls or refuses to move. The parents are concerned she may be having seizures because they notice she has intermittent jerks of the limbs and trunk, especially when she is startled. on physical exam, you note conjugate random darting of the eyes in vertical and horizontal directions. Tone, strength, and deep tendon reflexes are normal.
What test is most likely to identify the underlying etiology of this problem?
Carbidopa is given concurrently with levodopa to reduce the risk of which of the following side effects?
A 40-year-old male presents with a one-day history of numbness of his right arm. This has never happened before, but he does report an episode of left leg weakness that self-resolved two years ago. The neurological examination confirms a sensory disturbance of his right arm. Sagittal MRI of the cervical spine is shown below (Left: T1, Middle: T1 with contrast, Right: T2). Which of the following is the most likely diagnosis?
An 18-year-old woman with a history of symptomatic epilepsy presents with medically-refractory seizures. An MRI brain is performed during presurgical evaluation and reveals the non-contrast-enhancing lesion shown below on T2 FLAIR. This lesion is most likely which of the following?