Quiz 07/31/2022 (1)

A morbidly obese patient with a past medical history of brainstem stroke and excessive daytime sleepiness undergoes polysomnography. Polysomnographic testing revealed an average of 8-10 apnea/hypopneas per hour during sleep. During prolonged periods of apnea, there were no out-of-phase movements on plethysmography. Which of the following is the most likely diagnosis?

A 19-year-old female with a past medical history of anorexia and insomnia presents with major depressive disorder. Which of the following medications is the most appropriate at this time?

Which of the following is the most sensitive test for myasthenia gravis (MG)?

Which of the following is the most appropriate pharmacologic agent for type II episodic ataxia?

Which of the following nerve conduction study abnormalities is least likely to be seen during the initial phase of acute inflammatory demyelinating polyneuropathy (AIDP)?

An MRI brain is ordered for a 6-month-old male with failure to thrive, dystonia, and regression of developmental milestones. The T2 axial images are shown below. Which of the following is most likely the diagnosis?

An 18-year-old woman presents as a new patient to your clinic for “seizures”. On review of her medical records, you find that she has had numerous ED visits and inpatient admissions for generalized shaking spells. Several of them have been captured on video EEG recording and there was no EEG correlate with the behavior, suggesting that they are psychogenic non-epileptic attacks/spells (PNEA/PNES). She says she is seeing you today because “I need someone to refill my seizure medications.” Which of the following basic principles of medical ethics could be best applied to this scenario?

A 50-year-old female with a history of small cell lung cancer treated with chemotherapy and radiation presents to the neuromuscular lab with progressive right upper extremity weakness. The video below is a recording of her EMG of the biceps brachii at rest. What is the abnormal pattern shown?

Charcot Marie Tooth disease (CMT) is associated with which of the following pathologic findings?

The pathology shown in the image below is likely secondary to which of the following?