Andrew Dixon ◉

MBBS (Hons) FRANZCR

Andrew is a Consultant Radiologist at the Alfred Hospital in Melbourne, Australia. He has primary subspecialty expertise in neuroradiology, with secondary interests in musculoskeletal imaging and trauma radiology.

He is a keen radiology educator, having achieved international recognition for his courses including Radiopaedia's Trauma Radiology Course, Emergency Radiology Course and Medical Imaging Anatomy Course. He founded the Radiology Channel on YouTube.

He is currently Radiopaedia's academic director and was co-convenor of the Radiopaedia Virtual Conference in 2020, 2021, 2022 and 2023. His favourite emoji is 🍍

Andrew is a director of Radiopedia Events Pty Ltd

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204 results found

Andrew Dixon ◉ created the...

Question Where is the most common site of skull base penetration during functi... 2 days ago

Reviewed by Rohit Sharma ◉ 2 days ago

Andrew Dixon ◉ created the...

Question Which IS NOT a major complication of functional endoscopic sinus surg... 2 days ago

Reviewed by Joachim Feger ◉ 1 day ago

Andrew Dixon ◉ created the...

Question Which of these paranasal sinus procedures is NO LONGER performed?... 2 days ago

Reviewed by Hoe Han Guan ◉ 2 days ago

Andrew Dixon ◉ created the...

Question Which of these structures can help to distinguish between a tumour ar... 5 days ago

Reviewed by Joachim Feger ◉ 4 days ago

Andrew Dixon ◉ created the...

Question Which of these salivary gland lesions characteristically has very hig... 5 days ago

Reviewed by Rohit Sharma ◉ 4 days ago

Andrew Dixon ◉ created the...

Question Which of these salivary gland tumours has the most propensity for per... 5 days ago

Reviewed by Joachim Feger ◉ 4 days ago

Andrew Dixon ◉ created the...

Question Which of these imaging findings occurs with optic neuritis but is NOT... 6 days ago

Reviewed by Rohit Sharma ◉ 5 days ago

Andrew Dixon ◉ edited the...

Article Progressive multifocal leukoencephalopathy 7 months ago

Reviewed by Yoshi Yu ◉ 7 months ago

Andrew Dixon ◉ edited the...

Article Paraganglioma 9 months ago

Reviewed by Liz Silverstone ◉ ◈ 9 months ago

Andrew Dixon ◉ edited the...

Article Carotid body tumour 9 months ago

Reviewed by Ayla Al Kabbani ◉ 9 months ago

Andrew Dixon ◉ edited the...

Article Trigeminal neuralgia about 1 year ago

Reviewed by Joachim Feger ◉ about 1 year ago

Andrew Dixon ◉ created the...

Question In which of these clinical settings would it be most appropriate to p... about 1 year ago

Reviewed by Rohit Sharma ◉ about 1 year ago

Andrew Dixon ◉ created the...

Question Which of these clinical signs or symptoms is NOT associated with Eagl... about 1 year ago

Reviewed by Rohit Sharma ◉ about 1 year ago

Andrew Dixon ◉ created the...

Question Which of these nerves does NOT supply pain sensation to the ear?... about 1 year ago

Reviewed by Rohit Sharma ◉ about 1 year ago

Andrew Dixon ◉ edited the...

Question What is the structure indicated by the arrow on this axial temporal b... about 1 year ago

Reviewed by Rohit Sharma ◉ about 1 year ago

Andrew Dixon ◉ edited the...

Question Which connective tissues disease is commonly associated with nonspeci... about 1 year ago

Reviewed by Rohit Sharma ◉ about 1 year ago

Andrew Dixon ◉ edited the...

Article Trigeminal neuralgia about 1 year ago

Reviewed by Joachim Feger ◉ about 1 year ago

Andrew Dixon ◉ edited the...

Question Which imaging feature is most suggestive of a carotid space mass?... about 1 year ago

Reviewed by Joachim Feger ◉ about 1 year ago

Andrew Dixon ◉ edited the...

Question If a suprahyoid neck mass extends through foramen ovale, it most like... about 1 year ago

Reviewed by Joachim Feger ◉ about 1 year ago

Andrew Dixon ◉ edited the...

Question When suspecting metastatic nodal disease of the parotid gland, a hist... about 1 year ago

Reviewed by Joachim Feger ◉ about 1 year ago

Andrew Dixon ◉ edited the...

Case TIPIC syndrome over 1 year ago

Reviewed by Ian Bickle ◉ over 1 year ago

Andrew Dixon ◉ edited the...

Question A young man with sickle cell anemia presented to the emergency depart... over 1 year ago

Reviewed by Rohit Sharma ◉ over 1 year ago

Andrew Dixon ◉ edited the...

Question A patient presents with a week of progressive upper followed by lower... almost 2 years ago

Reviewed by Ian Bickle ◉ almost 2 years ago

Andrew Dixon ◉ edited the...

Case Traumatic direct caroticocavernous fistula almost 2 years ago

Reviewed by Patrick O'Shea ◉ almost 2 years ago

Andrew Dixon ◉ edited the...

Question What are the American College of Radiologists' (ACR) white paper reco... almost 2 years ago

Reviewed by Joachim Feger ◉ almost 2 years ago

Andrew Dixon ◉ edited the...

Question What are the American College of Radiologists' (ACR) white paper reco... almost 2 years ago

Reviewed by Joachim Feger ◉ almost 2 years ago

Andrew Dixon ◉ edited the...

Question What are the American College of Radiologists' (ACR) white paper reco... almost 2 years ago

Reviewed by Joachim Feger ◉ almost 2 years ago

Andrew Dixon ◉ edited the...

Question On MRI, which of the following is most likely to be seen in the orbit... almost 2 years ago

Reviewed by Joachim Feger ◉ almost 2 years ago

Andrew Dixon ◉ edited the...

Question Which of these is NOT a recognized cause of pulsatile tinnitus?... almost 2 years ago

Reviewed by Rohit Sharma ◉ almost 2 years ago

Andrew Dixon ◉ edited the...

Question Which one of these clinical signs indicates a likely venous cause for... almost 2 years ago

Reviewed by Rohit Sharma ◉ almost 2 years ago

Andrew Dixon ◉ edited the...

Question What potential cause of pulsatile tinnitus is identifiable on this im... almost 2 years ago

Reviewed by Rohit Sharma ◉ almost 2 years ago

Andrew Dixon ◉ created the...

Case TIPIC syndrome about 2 years ago

Reviewed by Francesco Buemi ◉ about 2 years ago

Andrew Dixon ◉ created the...

Question A so-called 'soap bubble" bone lesion would have each of the fol... over 2 years ago

Reviewed by Craig Hacking ◉ over 2 years ago

Andrew Dixon ◉ created the...

Question Secondary osteosarcomas most often arise within...... over 2 years ago

Reviewed by Joachim Feger ◉ over 2 years ago

Andrew Dixon ◉ edited the...

Case Tympanic paraganglioma over 2 years ago

Reviewed by Joachim Feger ◉ over 2 years ago

Andrew Dixon ◉ edited the...

Question A 55-year-old man presents with a 6-month history of worsening chest... over 2 years ago

Reviewed by Joachim Feger ◉ over 2 years ago

Andrew Dixon ◉ edited the...

Question A 40-year-old man presents with a 3-month history of erythema nodosum... over 2 years ago

Reviewed by Joachim Feger ◉ over 2 years ago

Andrew Dixon ◉ edited the...

Case Skull base schwannoma almost 3 years ago

Reviewed by Joachim Feger ◉ almost 3 years ago

Andrew Dixon ◉ created the...

Question Which of these structures may be removed during a selective neck diss... almost 3 years ago

Reviewed by Ammar Haouimi ◉ almost 3 years ago

Andrew Dixon ◉ created the...

Question Which of these findings is most suspicious for recurrent tumour follo... almost 3 years ago

Reviewed by Ammar Haouimi ◉ almost 3 years ago

Andrew Dixon ◉ created the...

Question Which of these structures is NOT removed in a radical neck dissection... almost 3 years ago

Reviewed by Ammar Haouimi ◉ almost 3 years ago

Andrew Dixon ◉ created the...

Question Which is true regarding perineural tumour spread?... almost 3 years ago

Reviewed by Jeremy Jones ◉ almost 3 years ago

Andrew Dixon ◉ created the...

Question What nerve is the most common connection between the facial nerve (CN... almost 3 years ago

Reviewed by Jeremy Jones ◉ almost 3 years ago

Andrew Dixon ◉ created the...

Question Which segment of the facial nerve is LEAST likely to enhance when nor... almost 3 years ago

Reviewed by Jeremy Jones ◉ almost 3 years ago

Andrew Dixon ◉ created the...

Question If a palatal and gingival tumour extends through to the maxillary sin... about 3 years ago

Reviewed by Ammar Haouimi ◉ about 3 years ago

Andrew Dixon ◉ created the...

Question Squamous cell carcinomas are the most common malignancy arising from... about 3 years ago

Reviewed by Ammar Haouimi ◉ about 3 years ago

Andrew Dixon ◉ created the...

Question The mandibular gingiva is contiguous with the buccal mucosa via the..... about 3 years ago

Reviewed by Ammar Haouimi ◉ about 3 years ago

Andrew Dixon ◉ edited the...

Question Which is NOT true of a ranula? ... about 3 years ago

Reviewed by Andrew Murphy ◉ about 3 years ago

Andrew Dixon ◉ created the...

Question Which of the following statements is true about paranasal sinus malig... over 3 years ago

Reviewed by Andrew Murphy ◉ over 3 years ago

Andrew Dixon ◉ created the...

Question Which is NOT a characteristic imaging finding for a paranasal sinus &... over 3 years ago

Reviewed by Andrew Murphy ◉ over 3 years ago

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Andrew Dixon ◉

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