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Occlusion of the vessel labeled 1 in the angiogram below would lead to which of the following symptoms?
Which of the following vessels drains into the sigmoid sinus?
A 68-year-old man presents with word-finding difficulties and speech hesitancy. His wife notices that he struggles to name objects and sometimes mispronounces words. On examination, he can name objects but has significant difficulty repeating long sentences. While his spontaneous speech is slow, it is grammatically correct. Which of the following is the most likely diagnosis.
Which of the following is most likely to cause the pathology seen in the image below (white arrow)?
A 39-year-old male presents with right-sided weakness and aphasia. NIHSS is 22 on physical exam. He was last known well 2.5 hours prior. The past medical history does not reveal any contraindications to tPA. A CT head is done and shows a hyperdense left MCA sign. The tPA is mixed by the nursing staff while you consent his wife for its administration. When you return to the bedside his aphasia has improved but his NIHSS is still 13. The blood pressure is 189/105 and the glucose is 225. What is the most appropriate next step?
A 74-year-old female presents to the ED for trouble with swallowing and balance. On physical examination, she is unable to speak clearly and has no gag reflex. Pain and temperature sensation on the right side of her body and the left side of her face is decreased. She is unable to walk unassisted and has dysmetria on the finger-to-nose exam. MRI of the brain shows an ischemic stroke. The artery that is affected most commonly branches off of which of the following?
A 61-year-old male with hypertension, hyperlipidemia, diabetes, and coronary artery disease presents after a sudden onset of headache and difficulty speaking, with left arm and leg weakness. Their blood pressure is 212/105 mmHg, and their blood glucose is 275 mg/dL. You notice aspirin on his medication list. A CTH is performed and is notable for a 25 cc hemorrhage in the right basal ganglia. Which of the following is correct?
Optic nerve glioma is associated with which of the following diseases?
What is the typical brainstem auditory evoked response (BAER) finding with cortical hearing loss?
A 5-year-old male presents because of muscle stiffness. His symptoms are worse during the colder winter months and with gym class at school. He sometimes becomes so stiff he can hardly breathe. Examination shows no muscle atrophy or hypertrophy but myotonia is present. Upon further questioning, you learn he has an older brother with similar symptoms. What is the likely dysfunctional gene in this patient?
A 28-year-old patient who you just diagnosed with non-epileptic spells admits to insomnia, low energy, increased appetite, loss of interest in activities he used to enjoy, and difficulty concentrating. Additionally, he endorses periods of pressured speech, racing thoughts, easy distractibility, and delusions of grandeur. Despite these symptoms, he continues to fulfill the duties of his high-paying job. In addition to non-epileptic spells, he also carries a diagnosis of which of the following?
Which of the following seizure characteristics are typically seen in patients with temporal lobe epilepsy?
A 40-year-old woman with a history of neurofibromatosis type 2 is presenting to the clinic with chronic anosmia and progressive left eye vision loss. Visual acuity testing reveals 20/200 OS and 20/20 OD. There is a left eye afferent pupillary defect. Funduscopic examination shows pallor of the left optic disc and blurring of the disc margins of the right optic disc. An MRI brain is ordered to localize the lesion. Based on the clinical examination, where will the pathologic lesion most likely be found?
Which of the following is the most likely diagnosis based on the EMG provided below?
A 42-year-old woman with multiple sclerosis presents to the ER after having worsening confusion over a few days with worsening weakness and vision loss. She was on natalizumab for years and her most recent JCV antibody titer was negative. She has missed several months of infusions due to her helping a sick relative. Her MRI shows multiple new T2 hyperintensities with enhancement in the periventricular and subcortical white matter. What is the most likely diagnosis?
Which of the following medications do not worsen myasthenia gravis symptoms?
Anti-Ma2 autoantibodies are most commonly associated with which of the following tumors?
Which of the following is the mechanism of action of ocrelizumab?
A 65-year-old man with a past medical history of chronic liver disease and diabetes presents with progressive falls and a tremor. On exam, he is rigid throughout with significant gait instability, a tendency to turn his head to the right, and a hypertrophied left sternocleidomastoid muscle. He fails initial treatment with carbidopa-levodopa. His brain MRI reveals T1 hyperintensities of the bilateral globi pallidi. Which of the following is the most likely diagnosis?
You are caring for a 1-month-old infant in the neonatal ICU with abnormal movements since birth. The baby is seen writhing in bed, with her arms and legs and axial trunk moving in a snake-like pattern. A CT head is done and shows bilateral cystic lesions on the basal ganglia. Toxic levels of which of the following are most likely at play?
Which of the following medications is the most effective in the management of PTSD-associated nightmares?
Which of the following medications has the highest risk for QT prolongation?
Which of the following is the first abnormal EMG/NCS finding seen in a patient with carpal tunnel syndrome?
An abnormal breathing pattern described as irregular inspiratory phases and variable intervals of apnea can localize to damage to which of the following regions along the neuraxis?
A 4-month-old male with no significant past medical history was admitted to the epilepsy monitoring unit with episodes concerning for possible seizures. The family has noticed that events tend to occur when the child is angry. One episode is captured during his stay. The first symptoms appreciated were excessive crying followed by loss of tone and a few myoclonic jerks for 20 seconds. The patient then rapidly returned to baseline thereafter. There were no epileptiform discharges seen during this episode. Based on the most likely diagnosis, what is the most appropriate next step in management?