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Which of the following arteries is the first branch of the internal carotid after it enters the cranial cavity?
Which of the following is present in the image shown below?
A 75-year-old man with a past medical history of hypertension, hyperlipidemia, and diabetes presents with acute onset right arm weakness and speech problems. He can speak fluently and his comprehension is intact. However, he is unable to repeat even simple sentences. Reading and writing are preserved. Which of the following is an accurate description of his speech dysfunction?
Which of the following findings is depicted in the vessel imaging shown?
A 34-year-old man was admitted to the hospital and intubated after a severe motor vehicle accident leading to multiple bone fractures two days ago. Despite weaning IV sedation, the patient continues to be unarousable to stimulation. An MRI was performed and DWI imaging is shown below. What is the most likely diagnosis?
A 32-year-old man with no significant past medical history presents to the emergency department after experiencing a generalized tonic-clonic seizure. His neurological examination was unremarkable. As part of his work-up, an MRI was obtained (see FLAIR axial image below). What is the most appropriate next step in management?
A 32-year-old female who is currently 39 weeks pregnant was brought to the emergency room after experiencing a first-time seizure. Neurological examination is non-focal except for mild somnolence and decreased visual acuity in both eyes. Vitals signs were normal except for a blood pressure of 192/104 mmHg. An MRI was performed and shown below. Which of the following is the most appropriate step in management?
A 45-year-old man comes into the ED complaining of a severe headache. A spinal tap shows xanthochromia. The patient is treated immediately and spends the next two weeks in the neurocritical care unit. On day nine of his stay, his speech becomes slurred and the neurologist notices that the left side of his face is drooping. What is the class of drugs that could have potentially prevented these findings?
The brain MRI (susceptibility-weighted imaging) shown below is most likely associated with which of the following conditions?
Identify the lesion below.
A 44-year-old woman who was recently started on a new abortive therapy for her migraines presents with a new type of headache described as more severe and with an extremely rapid onset. CT head imaging revealed no acute findings and lumbar puncture testing was unremarkable. Which of the following is the most likely diagnosis?
An MRA is ordered for a patient presenting with an acute stroke. Based on the lesion appreciated in the image below (white arrow), what symptom is likely to be seen on examination?
A 30-year-old male presents to the emergency room with weakness in his bilateral lower extremities. On arrival, he was hypertensive and bradycardic. 2/5 strength is appreciated in his bilateral lower extremities. A loss of pinprick sensation is also appreciated from his lower extremities, but proprioception and vibratory sensation are intact. These findings are most likely secondary to a lesion of which of the following blood vessels?
A 68-year-old woman with a history of diabetes and hypertension presented urgently to the ED with a 2-day history of headaches and confusion. Before any imaging was able to be completed in the emergency room, the patient had a cardiac arrest and died. An autopsy was requested by the family. A gross pathologic image of the patient’s brain is shown below. What is the most likely etiology of the findings seen in this image?
The vessel imaging shown below is consistent with which of the following?