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.

Andrew is a director of Radiopedia Events Pty Ltd

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2,043 results found

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Question What is the term used to describe the peripheral rim of relative T1 h... about 7 hours ago

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Question In the presence of any destructive monoarthropathy, what diagnosis mu... about 7 hours ago

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Question According to the Society of Skeletal Radiology White Paper on Nomencl... about 7 hours ago

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Question Which of the following favors a non-usual interstitial pneumonia (non... 3 days ago

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Question Which of the following is most suggestive of a nonspecific interstiti... 3 days ago

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Question Which of the following is an HRCT requirement of the typical usual in... 3 days ago

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Question In skeletally immature individuals, the adductor longus originates fr... 8 days ago

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Question According to the Doha agreement on terminology and definitions in gro... 8 days ago

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Question Which two muscle groups are implicated in an injury indicated by the... 8 days ago

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Question With regards to ovarian function and morphology in girls and young wo... 18 days ago

Reviewed by Joshua Yap ◉ ◈ 18 days ago

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Question Regarding Polycystic Ovarian Syndrome (PCOS), which of the following... 18 days ago

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Question Polycystic Ovarian Syndrome (PCOS) confers an increased risk of:... 18 days ago

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Question Which of the following on ultrasound can make the diagnosis of Polycy... 18 days ago

Reviewed by Joshua Yap ◉ ◈ 18 days ago

Andrew Dixon ◉ edited the...

Case Scaphoid avascular necrosis 22 days ago

Reviewed by Bahman Rasuli ◉ 21 days ago

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Case Normal thymus about 2 months ago

Reviewed by Liz Silverstone ◉ ◈ about 1 month ago

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Case Normal lumbar spine radiographs - annotated 3 months ago

Reviewed by Rohit Sharma ◉ 3 months ago

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Case Normal lumbar spine radiographs - annotated 3 months ago

Reviewed by Rohit Sharma ◉ 3 months ago

Andrew Dixon ◉ edited the...

Question Which oblique lumbar radiographic technique is depicted here and whic... 3 months ago

Reviewed by Mohammad Taghi Niknejad ◉ 3 months ago

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Question Lumbar radiographs in a 65-year-old male with lower back pain reveal... 3 months ago

Reviewed by Mohammad Taghi Niknejad ◉ 3 months ago

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Question Extensive degenerative endplate sclerosis extending deep into the ver... 3 months ago

Reviewed by Mohammad Taghi Niknejad ◉ 3 months ago

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Question This line on a lateral lumbar radiograph can help determine if a susp... 3 months ago

Reviewed by Amanda Er ◉ 3 months ago

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Question A horizontal “line of condensation” on x-ray or CT indicates that a v... 3 months ago

Reviewed by Leonardo Lustosa ◉ 3 months ago

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Question An accentuated vertical trabecular pattern within a single lumbar ver... 3 months ago

Reviewed by Andrea Molinari ◉ 3 months ago

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Question Lumbar radiographs in a 65-year-old male with lower back pain reveal... 3 months ago

Reviewed by Amanda Er ◉ 3 months ago

Andrew Dixon ◉ edited the...

Question Which radiographic projection allows for better visualization of the... 3 months ago

Reviewed by Amanda Er ◉ 3 months ago

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Question Which other spondyloarthritis is radiographically indistinguishable f... 3 months ago

Reviewed by Andrea Molinari ◉ 3 months ago

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Question Which is a described sign of spondylolisthesis on a frontal lumbar ra... 3 months ago

Reviewed by Andrea Molinari ◉ 3 months ago

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Question Degenerative intervertebral disc nuclear clefts that become filled wi... 3 months ago

Reviewed by Mostafa Elfeky ◉ 3 months ago

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Question Which oblique lumbar radiographic technique is depicted here and whic... 3 months ago

Reviewed by Amanda Er ◉ 3 months ago

Andrew Dixon ◉ edited the...

Question Bertolotti syndrome is a painful manifestation of a lumbosacral trans... 3 months ago

Reviewed by Mohammad Taghi Niknejad ◉ 3 months ago

Andrew Dixon ◉ edited the...

Case Elderly CT brain 3 months ago

Reviewed by Rohit Sharma ◉ 3 months ago

Andrew Dixon ◉ edited the...

Case Pelvic fractures (Malgaigne fracture) 3 months ago

Reviewed by Mohammad Taghi Niknejad ◉ 3 months ago

Andrew Dixon ◉ edited the...

Case Castellvi classification - illustrations 3 months ago

Reviewed by Rohit Sharma ◉ 3 months ago

Andrew Dixon ◉ edited the...

Case Normal lumbar spine radiographs - annotated 3 months ago

Reviewed by Rohit Sharma ◉ 3 months ago

Andrew Dixon ◉ edited the...

Question An incidental, solitary hypodense splenic lesion (HU>20) is demons... 4 months ago

Reviewed by Joachim Feger ◉ 4 months ago

Andrew Dixon ◉ edited the...

Article Progressive multifocal leukoencephalopathy 6 months ago

Reviewed by Yoshi Yu ◉ 6 months ago

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Question Neonate with failure to pass meconium. What is the most likely diagno... 7 months ago

Reviewed by Rohit Sharma ◉ 7 months ago

Andrew Dixon ◉ edited the...

Case Bilateral pericardial fat tag signs 7 months ago

Reviewed by Joachim Feger ◉ 7 months ago

Andrew Dixon ◉ edited the...

Case Traumatic aortic rupture 7 months ago

Reviewed by Patrick O'Shea ◉ 7 months ago

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Case Apical capping due to thoracic fractures, pelvic trauma 7 months ago

Reviewed by Patrick O'Shea ◉ 7 months ago

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Case Images for MCQs 7 months ago

Reviewed by Patrick O'Shea ◉ 7 months ago

Andrew Dixon ◉ edited the...

Case Pericardial fat pad simulating right middle lobe collapse 7 months ago

Reviewed by Mostafa Elfeky ◉ 7 months ago

Andrew Dixon ◉ edited the...

Article Colloid cyst of the third ventricle 8 months ago

Reviewed by Rohit Sharma ◉ 8 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 tumor 9 months ago

Reviewed by Ayla Al Kabbani ◉ 9 months ago

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Article Reflection 10 months ago

Reviewed by Rohit Sharma ◉ 10 months ago

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Question Which feature is most suggestive of postoperative spondylodiscitis as... 10 months ago

Reviewed by Frank Gaillard ◉ ◈ 10 months ago

Andrew Dixon ◉ edited the...

Case Posterior dislocation of sternoclavicular joint 10 months ago

Reviewed by Joachim Feger ◉ 10 months ago

Andrew Dixon ◉ edited the...

Question Leptomeningeal disease is more suggestive of which of the following p... 10 months ago

Reviewed by Andrea Molinari ◉ 10 months ago

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Question Which of the following imaging features suggests that a dural lesion... 10 months ago

Reviewed by Andrea Molinari ◉ 10 months ago

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