Frank Gaillard on Radiopaedia.org

Frank Gaillard

MB.BS, 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:
  • Radiopaedia Australia Pty Ltd and Radiopaedia Events Pty Ltd, Director, Founder and CEO (Radiopaedia) (ongoing)
  • Biogen Australia Pty Ltd, Investigator-Initiated Research Grant for CAD software in multiple sclerosis: finished Oct 2021 (past)
663 results found
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Question 2378

Which of the following is true regarding cystic adenomyomas also known as accessory and cavitated uterine masses?

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Question 2377

Regarding the microcysts seen on MRI of the uterus in patients with adenomyosis, which of the following is NOT true?

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Question 2376

Regarding the uterine junctional zone which of the following statement is NOT true? 

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Question 2375

Uterine adenomyosis is histologically defined as the presence of... 

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Question 2360

Regarding the European Society of Urogenital Radiology Guidelines for MR Imaging of Leiomyomas, which of the following is NOT true?

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Question 2359

Which of the following is NOT a type of degeneration of a uterine leiomyoma?

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Question 2358

Regarding uterine leiomyosarcomas, which is NOT true:

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Question 2357

Which of the following statements about uterine leiomyomas is NOT true:

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Question 2338

In neuroanatomy, Meyer loop refers to the... 

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Question 2337

A 35-year-old has a brain tumor biopsied.  It has histological features compatible with an oligodendroglioma but is IDH-1 R132H negative on immunohistochemistry and neither next-generation sequencing nor 1p19q co-deletion status is able to be assessed due to lack of availability. What is the most appropriate diagnosis? 

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Question 2336

An astrocytic tumor with low-grade histological features is shown to be IDH-wildtype and EGFR gene amplification. What is the best diagnosis? (based on the WHO 2021 5th edition)

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Question 323

In the current WHO classification of CNS tumors (2021), hemangiopericytomas are considered as part of spectrum with which other tumor?

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Question 2333

What sulcus is outlined in blue?

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Question 2332

What sulcus is outlined in yellow?

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Question 2303

Pseudoresponse in glioblastoma is characterized by...

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Question 2287

Which never passes through Dorello's canal?

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Question 2286

Which of the following nerves does NOT enter the orbit through the tendinous ring?

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Question 103

What WHO grade are both adamantinomatous and papillary craniopharyngiomas?

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Question 2285

Which of the following statements regarding the trochlear nerve (CN IV) is true?

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Question 2284

Through which bone do the olfactory nerve filaments pass into the nasal cavity?