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Which of the following cranial nerve(s) transverses through the structure (blue arrow) shown below?
A 48-year-old male with a history of a motor vehicle accident and right leg tibial plateau fracture was referred to a neurologist because of right leg weakness. He states he often catches his right foot while walking and stubs his toes when he walks barefoot. On examination, there is decreased ankle dorsiflexion and eversion of the foot. Weakness of which of the following muscles is responsible for the patient’s symptoms?
A 72-year-old male with diabetes, hyperlipidemia, and tobacco abuse is admitted to the stroke service after he is found to have a left superior middle cerebral artery territory stroke. His EKG on admission showed a normal sinus rhythm. A transthoracic echocardiogram (TTE) is performed. Which of the following findings on TTE would lead to the recommendation of an anticoagulant medication over an antiplatelet medication for secondary stroke prevention?
What is the mechanism of action of apixaban?
Which of the following can be appreciated on the T1 MRI sequence shown below?
A 55-year-old was recently diagnosed with breast cancer. She required a right mastectomy, lymph node resection, and local radiation. She presents to your clinic with right arm pain and weakness. On exam, she has weakness only to forearm pronation, and flexion at the wrist and biceps. She also has numbness of the lateral hand and the first 3 digits.
Which cord or nerve was likely injured from the surgery or radiation?
Oculomotor nerve palsy is most likely to be seen secondary to an aneurysm in which of the following arteries?
A 27-year-old female presented with a severe headache for the past 4 days. Last week she gave birth to a healthy baby boy. She says the pain is worse when sitting up or walking but laying down in bed provides some relief. A brain MRI with contrast is ordered which shows thickening and enhancement of the dura. What is the most appropriate therapy for this patient?
An 82-year-old female patient with a history of atrial fibrillation is brought to the emergency department after being found down at home. She is unable to move her extremities, although she is able to blink and move her eyes vertically. Occlusion of which artery/arteries is the most likely cause of her symptoms?
A 69-year-old male presents to the clinic with his wife who states that for the past 10 months the patient has become increasingly slow and more clumsy with daily activities. He has also been complaining of dizziness, especially in the morning when he first gets out of bed and has fallen once in the past month. On physical exam, it is observed that the patient has a 21 mmHg drop in systolic blood pressure when going from a sitting to a standing position. A brain MRI is ordered and shows a cruciform hypointensity in the pons. What is the most likely diagnosis?
Which of the following is the reversal agent for apixaban?
Which of the following correctly identifies the cranial nerve(s) that transverse through the structure (blue arrow) 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?
All of the following therapies can be useful in the management of cluster headaches except:
Pilocytic astrocytomas characteristically have which of the following genetic abnormalities?