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Frank Gaillard on Radiopaedia.org

Frank Gaillard ◉ ◈

MBBS, MMed, FRANZCR, Hon. FRCR

Associate Professor Frank Gaillard is the Founder and Editor in Chief of Radiopaedia.org, which he began in December 2005. He is also a neuroradiologist at the University of Melbourne Department of Radiology of the Royal Melbourne Hospital in Australia.

In 2021, in recognition of his contribution to radiology education, he was made an Honorary Fellow of the Royal College of Radiologists (UK).

Disclosures:

Nothing to disclose

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80 results found

Question 66

Which of the following conditions is known to be associated with the greatest increased incidence of meningiomas?

Question 79

Which of the following is the most common primary tumor found in the posterior fossa of young to middle aged adults?

Question 80

Which of the following medulloblastoma subgroups is LEAST common?

Question 88

With which phakomatosis are pilocytic astrocytomas most strongly associated?

Question 89

What WHO grade are pilocytic astrocytomas?

Question 90

What is the typical MRI appearance of pilocytic astrocytomas?

Question 148

Which of the following is an example of a true diverticulum?

Question 322

Which of the following tumor - WHO grade pairs is correct?

Question 341

What is the main abnormality demonstrated on this coronal MRI image?

Question 342

What is the main abnormality demonstrated on this axial non-contrast CT image?

Question 443

A 36-year-old otherwise well male, presents with headaches. An MRI of the brain reveals the following lesion. What is the most likely diagnosis?

Question 444

A 20-year-old previously well woman presents with headaches and an MRI is performed. What is the most likely diagnosis?

Question 445

A 25-year-old male, previously well, presents with 3 weeks of increasing headache, and an MRI is performed. What is the most likely diagnosis?

Question 446

An 80-year-old man presents with ataxia and an MRI is performed. What is the most likely diagnosis?

Question 459

A 20-year-old female, previously well, presents with one week of intermittent clumsiness. An MRI is performed. What do you think is the most likely diagnosis?

Question 461

An elderly man presents with ataxia and headache. What is the most likely diagnosis?

Question 462

A 30-year-old man, previously well, presents with ataxia and headache. What is the most likely diagnosis?

Question 468

In adults with herpes simplex encephalitis, what is the most common pattern of cerebral involvement?

Question 469

Which of the following features is helpful in distinguishing herpes simplex encephalitis from middle cerebral artery infarction?

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?

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