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The anatomical structure identified in the image below (blue arrow) derives from which of the following embryonic tissues?
Which of the following vessels drains into the sigmoid sinus?
A previously healthy 59-year-old male presents with an acute onset of slurred speech and left-sided weakness. The symptoms started 7 hours ago. On arrival, his NIHSS is 8 and his EKG shows a normal sinus rhythm. Vessel imaging is done and shows a right middle cerebral artery occlusion, so the patient undergoes a successful mechanical thrombectomy and has minimal residual neurological deficits. A post-thrombectomy CT head is performed and negative for blood. Which of the following options is the most appropriate next step in medical management?
A 12-day-old male is brought to the pediatrician by his mother with a two-day history of rash. The child was born full-term to a G2P2 mother with good APGAR scores. On physical exam, the pediatrician notes that the child has a pink, crusting, maculopapular rash over his buttocks, thighs, and soles of his feet. She states that a week after his birth he had the “sniffles” and a lot of white discharge from his nose. On exam, there is hepatomegaly and generalized lymphadenopathy. Which of the following is the most likely cause of the patient’s symptoms?
A 35-year-old male with a past medical history of intravenous drug use presents with back pain, fever, anorexia, and generalized weakness. An MRI of his sagittal spine is shown below. Which of the following is the most likely diagnosis?
Which of the following is not part of Gerstmann’s syndrome?
The vessel imaging shown below is consistent with which of the following?
The pathology shown in the image below is likely due to which of the following?
A 45-year-old patient presented to the emergency room unresponsive. Emergency medical services noted that the patient was found in his garage with the car running in an apparent suicide attempt. Despite appropriate medical care, the patient passed away. An autopsy was performed. A gross pathology image is shown below. Identify the following regions marked by the white arrows.
Which of the following symptoms is atypical for essential tremor?
A 78-year-old man presents to the ER with headache, fever, diplopia, and hiccups. MRI with the brain with and without contrast shows small contrast-enhancing abscesses in the brainstem, sparing supratentorial cerebral tissue. Which of the following infectious agents classically presents in this fashion?
A 31-year-old man presents after being found down at the scene of an armed robbery. On physical examination, there is lower extremity weakness and loss of proprioception and vibration on the right side, as well as loss of pain and temperature sensation on the left leg. His MRI is shown below. Which is the most likely condition suffered by this man?
The ophthalmic branch of the trigeminal nerve exits the skull from which cranial foramina?
A 13-year-old male with a recent history of acute disseminated encephalomyelitis (ADEM) presents to the clinic for post-hospital follow-up. He has made a near-complete recovery from his illness but his parents want to know what is his risk of recurrence. What is the most accurate statement you can share with the parents?