Question 1308
What is the cause of the midbrain abnormality indicated by the orange arrow?
Question 1307
What osseous anomaly is noted in this photograph?
Question 672
In the accompanying coronal T2 MRI of the brain, the superior temporal gyrus is indicated by which letter?
Question 671
In the accompanying coronal T2 MRI of the brain, the inferior temporal gyrus is indicated by which letter?
Question 670
In the accompanying coronal T2 MRI of the brain, the middle temporal gyrus is indicated by which letter?
Question 669
In the accompanying coronal T2 MRI of the brain, the superior temporal gyrus is indicated by which letter?
Question 668
In the accompanying coronal T2 MRI of the brain, the inferior frontal gyrus is indicated by which letter?
Question 667
In the accompanying coronal T2 MRI of the brain, the middle frontal gyrus is indicated by which letter?
Question 989
Which of the accompanying images represents a CT of the posterior fossa reconstructed using a bony algorithm and displayed with routine brain window (W: 80, L: 40)?
Question 990
Which of the accompanying images would be best to assess for the presence of an undisplaced base of skull fracture?
Question 539
A four-year-old, previously well, presents with headaches and undergoes a contrast enhanced MRI. What is the most likely diagnosis?
Question 538
A young man, previously well, presents with persistent headaches. He undergoes a contrast-enhanced MRI. What is the most likely diagnosis?
Question 537
A young adult, previously well, presents with headaches. They undergo a contrast-enhanced MRI. What is the most likely diagnosis?
Question 536
An 80-year-old female, with a history of pancreatic carcinoma five years previously, now in remission with no known systemic metastatic disease, presents with headaches. She undergoes a contrast enhanced MRI. What is the most likely diagnosis?
Question 535
A 20-year-old woman presents with headaches and undergoes a contrast enhanced MRI. What is the most likely diagnosis?
Question 534
A 70-year-old female, previously well, presents with vague headaches and undergoes a contrast enhanced MRI. What is the most likely diagnosis?
Question 1329
Which of these images most likely represents a case of lymphangioleiomyomatosis?
Question 1414
Which of the following images is most likely taken from a case of X-linked adrenoleukodystrophy?
Question 1413
Which of the following images is most likely taken from a case of cerebral autosomal dominant arteriopathy with subcortical infarcts and leukoencephalopathy (CADASIL)?
Question 1412
Which of the following images is most likely taken from a case of multiple sclerosis?