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Which of the following is characteristic of a left internuclear ophthalmoplegia?
A 21-year-old male with a history of cirrhosis, dysarthria, and personality changes was brought to the emergency room after experiencing a 20-minute episode of right-sided weakness. An MRI was performed to evaluate for a possible stroke. An axial cut of a FLAIR sequence is provided below. What is the likely diagnosis of the patient’s chronic illness?
Paralysis of the stapedius muscle can occur with ipsilateral damage to which cranial nerve?
Which of the following is not a risk factor for the development of natalizumab-associated PML?
A 25-year-old female presents to the clinic with headaches for a year that occur two to three times a month. The pain usually occurs on one side and is associated with nausea and light and sound sensitivity. During these episodes, she is unable to go to work. Over-the-counter anti-inflammatories are ineffective. Physical exam and vitals are normal. Which therapy is the most appropriate next option in treatment?
A 38-year-old male with a history of sarcoidosis and a one-week history of subacute onset of progressive weakness was admitted to the hospital with difficulty ambulating. On examination, you appreciate bilateral lower extremity weakness and hyporeflexia. Based on the clinical history and EMG findings shown below what is the most likely diagnosis?
Which of the following can be appreciated on histopathologic analysis of ischemic tissue five hours after an ischemic injury to the cortex?
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?
A 23-year-old female with a past medical history of depression presents with right arm paralysis that started after she found out her boyfriend died from a motor vehicle accident. Her physical exam shows no effort during muscle strength testing and positive withdrawal when a noxious stimulus is applied. The rest of the neurological examination, including reflexes, was normal. MRI of the brain and cervical spine were unremarkable. Which of the following is the most likely diagnosis?
A 24-year-old male with no known past medical history experienced a first-time generalized tonic-clonic seizure while at work. She is now in the emergency room and back to her neurological baseline. Bloodwork was unremarkable. A routine EEG and MRI of the brain were normal. Which is the most appropriate next step in management?
The pathology seen in the image below is most likely related to maternal use of which of the following medications?
Which of the following syndromes are most likely associated with the lesion shown in the image below?
Submaximal muscle stimulation is used during which of the following aspects of the nerve conduction study?
A 35-year-old male presents to the neurology clinic for the management of seizures. The patient reports having focal to bilateral tonic-clonic seizures (FTBTC) since the age of 15. His seizures are usually preceded by the smell of burning rubber. He will then have left hand automatisms followed by whole-body tonic-clonic activity. Levetiracetam monotherapy was initially effective. However, 1 year ago seizures returned, occurring once every two months. Lacosamide was added 6 months ago but there has been no significant improvement in his seizure frequency. Levels of these two anti-seizure medications (ASMs) are therapeutic and there have been no concerns regarding medication adherence. What is the most appropriate next step in management?
Patients with Krabbe disease have a pathologic accumulation of which of the following?