Question 741
A 2-year-old girl presents with a 15-month history of head shaking and bilateral nystagmus. She is investigated with an MRI. What is the most likely underlying condition?
Question 821
This 35-year-old man has a history of prior resection of a small renal cell carcinoma. Taking into account the findings seen on the accompanying CT and MRI, what underlying condition are they most likely to have?
Question 820
A 9-year-old boy presents with nystagmus and ataxia. He is investigated with a brain MRI. What is the most likely diagnosis?
Question 653
This 2-year-old boy presents with developmental delay and ataxia. What is the diagnosis?
Question 1346
What condition does this individual most likely have?
Question 479
A 55-year-old woman, previously well, presents with 4-month history of rapid decline in cognitive function. She is imaged with an MRI. What is the most likely diagnosis?
Question 1783
This elderly man develops weakness 6-hours after carotid endarterectomy. A non-contrast CT is obtained (shown below).
What is the most likely diagnosis?
Question 2246
Which of the following entities is LEAST likely to present as a lobulated pachymeningeal mass?
Question 738
Subependymal giant cell astrocytomas are most frequently encountered in the setting of which disease?
Question 630
Lhermitte-Duclos disease is most commonly associated with which of the following syndromes?
Question 1416
Which of the following regions is NOT usually involved in Wernicke encephalopathy?
Question 1415
Wernicke encephalopathy is caused by a deficiency of which one of the following vitamins?
Question 1389
Shy-Drager syndrome, striatonigral degeneration and olivopontocerebellar atrophy are now considered manifestations of which of the following diseases?
Question 1005
Which of the following conditions is well known to be associated with numerous perivascular spaces?
Question 1117
What is the most common cause of ventral cord syndrome?
Question 1116
Cauda equina syndrome is most commonly due to...
Question 1110
Which of the following mechanisms of injury is LEAST likely to result in Brown-Séquard syndrome?
Question 1109
Brown-Séquard syndrome results from damage to which part of the spinal cord?
Question 15
All other things being equal, which of the following biomarkers confers the poorest prognosis in diffuse gliomas?
Question 690
Which of the following is LEAST associated with neurofibromatosis type I (von Recklinghausen disease)?