Quiz 07/18/2022

In the diagram below, what neurologic information is carried by the tract labeled with the green arrow?

A 34-year-old female with a history of chronic daily headaches had an MRI performed as part of her workup. Her imaging is shown below. What is the likely etiology of the lesion shown?

A 40-year-old male with bilateral mesial sclerosis and medically refractory epilepsy presents to the epilepsy monitoring unit for a presurgical evaluation. His current anti-seizure medication regimen includes levetiracetam, lamotrigine, and clobazam. Over three days and weaned medication, the patient had 7 seizures; four from the left temporal lobe, and three from the right temporal lobe. Which of the following is the most appropriate next step in treatment?

A 39-year-old homeless man presents to the emergency room with fever, headache, and meningismus which has slowly progressed over the past 3 weeks. The patient is lethargic and agitated when aroused. Neurological examination reveals an isolated left abducens nerve palsy. Funduscopic examination reveals blurring of the optic discs. An MRI is performed and shown below. What is the most likely diagnosis?

A 21-year-old man is brought into the clinic by his roommate due to bizarre behavior. For the last 10 months, the patient has been intermittently skipping classes and trying to soundproof his dorm room because he believes the government is watching him. His roommate says that on two separate occasions he caught the patient talking to himself under the bed covers. The neurological exam is normal but the patient refuses to make eye contact and his speech is pressured and tangential. Which of the following is the most likely diagnosis?

A 65-year-old woman with a past medical history of hypertension presents with recent onset of bilateral eye discomfort and diplopia. She states that she is unable to completely close her eyes. On exam, pain is elicited when testing extraocular movements. Visual acuity and visual fields are unremarkable. MRI of the brain reveals excessive peri-orbital subcutaneous tissue bilaterally. Which of the following is the most likely diagnosis?

A 45-year-old female presents as a trauma for an unhelmeted motorcycle accident. She has sustained significant blunt head trauma, and CTH shows hydrocephalus caused by edematous mass effect compressing the fourth ventricle. Which of the following shows the correct directional flow of CSF in a normal individual?

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

A 71-year-old female with a past medical history of hypertension presents to the clinic with a 1-year history of a progressive right tremor. She only notices the tremor when she is sitting still. On physical exam, you notice that her movements are not smooth, and she seems rigid in her extremities. She also demonstrates a slow, shuffling gait. This patient’s condition is most likely due to the loss of which neurotransmitter?

Which of the following regions of the brain, when active, promotes the switch from drowsiness to non-REM sleep?

What is the pathophysiology that leads to the pathology shown in the image below?

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?

The combination of lamotrigine and which of the following drugs increases the risk of lamotrigine toxicity?

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?

Cool limbs during a nerve conduction study will have which of the following effects on the data recorded?