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Sleep spindles are first seen at what gestational age (GA)?
A 14-year-old male is referred to the neurology clinic by his PCP with the complaint of bilateral hearing loss. Neurological examination shows a sensorineural hearing loss. Multiple hyperpigmented lesions on the chest and back were also appreciated. An MRI of the brain was ordered that showed bilateral posterior fossa lesions. Genetic testing would reveal a mutation on which chromosome?
Which of the following can be appreciated on the T1 MRI sequence shown below?
Which of the following is classically seen on electromyography in a patient with an acute neuronal injury?
Which of the following comorbidities are responsible for the lesion appreciated in the image below?
Which of the following vessels that supply the thalamus typically originates from the posterior communicating artery (PCOM)?
A 38-year-old woman with a history of gastric bypass begins taking over-the-counter supplements that are intended to promote hair and nail health. After several months, she begins to experience paresthesias in her legs and has several falls. She is referred to a neurologist. On examination, she is noted to have non-length-dependent severe loss of vibration sensation in her legs, loss of pain and temperature distally in a length-dependent pattern, and spastic tone with hyperreflexia in her lower extremities. Additionally, her gait is wide-based and a Romberg’s sign is positive. Which of the following treatments is most likely to prevent further neurologic deterioration?
A 9-year-old boy with no significant past medical history was referred to get an EEG because of declining school performance and concern for staring vs. daydreaming episodes. Hyperventilation was performed and shown below. His EEG was otherwise unremarkable. Based on the available data which is the most appropriate next clinical step?
The usage of bupropion increases the risk of which of the following?
A newborn male is evaluated in the NICU for a lesion on his lower back. He was born to a mother with no prenatal care at 37 weeks gestation. Imaging of his lower back shows the meninges and spinal cord herniated through the defect, covered in a membrane. His condition could have most likely been prevented through prenatal supplemental with what?
A 30-year-old female with a history of Charcot-Marie Tooth disease, diagnosed with genetic testing that showed a duplication of the peripheral myelin protein (PMP22) gene, returns to the clinic for a routine follow-up. She expresses interest in starting a family and wants to know what is the risk of her children having the same issues. Which of the following is the most appropriate response?
A patient who was admitted to the neurology intensive care unit for myasthenic crisis developed ventilatory-associated pneumonia on the fifth day of his hospitalization. On the day following the initiation of antibiotic therapy, there was a significant decline in the patient’s respiratory status. Which of the following antibiotics most likely contributed to the patient’s respiratory distress?
Which of the following is most consistent with this EEG tracing?
Which of the following is the best prognostic finding on EEG after cardiac arrest?