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
93 results found
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Question 13

Which of the following statements about Onodi cells (sphenoethmoidal air cells) is INCORRECT?

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Question 66

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

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Question 148

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

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Question 261

What line is the default axial plane for MRI of the brain?

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Question 262

What line is depicted on this image?

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Question 303

What structure is indicated by the blue arrow?

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Question 304

What structure is indicated by the blue arrow?

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Question 305

What structure is indicated by the blue arrow?

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Question 306

What structure is indicated by the blue arrow?

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Question 307

What structure is indicated by the blue arrow?

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Question 320

A young adult male, previously well, dived into a shallow pool striking their head on the bottom. They were brought to the emergency department and underwent the non-contrast CT shown. 

The abnormality most likely represents a... 

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Question 334

In the accompanying image from a magnetic resonance venogram (MRV), the jugular bulb is indicated by which letter?

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Question 340

In the accompanying image from a magnetic resonance venogram (MRV), the jugular bulb is indicated by which letter?

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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?

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Question 470

Pituitary adenomas are most likely...

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Question 471

Secretory (hormone producing) pituitary macroadenomas are most likely to secrete... 

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Question 472

The secretion of which anterior pituitary hormone is tonically inhibited by a hypothalamic hormone?

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Question 473

Prolactin inhibitory hormone released by the hypothalamus is actually...

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Question 474

Which of the following hormones is secreted by the posterior lobe of the pituitary gland?

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Question 475

Pituitary macroadenomas are most likely to cause which of the following visual field defect?

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