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

Disclosures:

Nothing to disclose

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123 results found

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 Paraganglioma 9 months ago

Reviewed by Liz Silverstone ◉ ◈ 9 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

Andrew Dixon ◉ edited the...

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

Reviewed by Andrea Molinari ◉ 10 months ago

Andrew Dixon ◉ edited the...

Question A 60-year-old woman with a 50 pack-year history of smoking presents w... 10 months ago

Reviewed by Joachim Feger ◉ 10 months ago

Andrew Dixon ◉ edited the...

Question Pseudoprogression following glioblastoma treatment is more commonly s... 11 months ago

Reviewed by Mohamed Saber ◉ 11 months ago

Andrew Dixon ◉ created the...

Question On the first post-treatment scan following glioma resection, increase... 11 months ago

Reviewed by Henry Knipe ◉ 11 months ago

Andrew Dixon ◉ created the...

Question Pseudoprogression following glioblastoma treatment is more commonly s... 11 months ago

Reviewed by Joachim Feger ◉ 11 months 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 Prostate cancer - extraprostatic extension about 1 year ago

Reviewed by Mohammad Taghi Niknejad ◉ about 1 year ago

Andrew Dixon ◉ edited the...

Article Renal cell carcinoma about 1 year ago

Reviewed by Joachim Feger ◉ about 1 year ago

Andrew Dixon ◉ edited the...

Question What is the best interpretation of the CT findings below?... almost 2 years ago

Reviewed by Travis Fahrenhorst-Jones ◉ almost 2 years ago

Andrew Dixon ◉ edited the...

Question An 85-year-old woman presents with new-onset seizures. What is the be... almost 2 years ago

Reviewed by Travis Fahrenhorst-Jones ◉ almost 2 years ago

Andrew Dixon ◉ edited the...

Question What is the most likely diagnosis for the abnormality present on this... almost 2 years ago

Reviewed by Ian Bickle ◉ almost 2 years ago

Andrew Dixon ◉ edited the...

Question This adolescent presents with left anterior knee pain. They are on no... almost 2 years ago

Reviewed by Joachim Feger ◉ almost 2 years ago

Andrew Dixon ◉ edited the...

Question In which zone would you find the majority of prostate cancers?... almost 2 years ago

Reviewed by Joachim Feger ◉ almost 2 years ago

Andrew Dixon ◉ edited the...

Article Bone Reporting and Data System (Bone-RADS) about 2 years ago

Reviewed by Joachim Feger ◉ about 2 years ago

Andrew Dixon ◉ edited the...

Article Bone Reporting and Data System (Bone-RADS) about 2 years ago

Reviewed by Joachim Feger ◉ about 2 years ago

Andrew Dixon ◉ edited the...

Article F-18 fluorodeoxyglucose over 2 years ago

Reviewed by Henry Knipe ◉ over 2 years ago

Andrew Dixon ◉ edited the...

Case Bone lesion differential diagnosis - illustrations over 2 years ago

Reviewed by Joachim Feger ◉ over 2 years ago

Andrew Dixon ◉ edited the...

Question Which of the following periosteal reaction types is said to be associ... over 2 years ago

Reviewed by Joachim Feger ◉ over 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 X-ray of a 75-year-old male with shoulder pain. Which of the followin... over 2 years ago

Reviewed by Ayla Al Kabbani ◉ over 2 years ago

Andrew Dixon ◉ created the...

Question Which of the following descriptors would NOT apply to this bone lesio... over 2 years ago

Reviewed by Ayla Al Kabbani ◉ over 2 years ago

Andrew Dixon ◉ created the...

Question All of the following are considered to be aggressive features of a bo... over 2 years ago

Reviewed by Joachim Feger ◉ over 2 years ago

Andrew Dixon ◉ created the...

Question The 'fallen fragment sign' is seen in the setting of pathological fra... over 2 years ago

Reviewed by Edgar Lorente ◉ over 2 years ago

Andrew Dixon ◉ edited the...

Question A 40-year-old man with a history of trauma to the left ankle. What is... over 2 years ago

Reviewed by Joachim Feger ◉ over 2 years ago

Andrew Dixon ◉ edited the...

Question 20-year-old woman with left wrist pain. What is the most likely diagn... over 2 years ago

Reviewed by Edgar Lorente ◉ over 2 years ago

Andrew Dixon ◉ edited the...

Question Lateral knee radiograph in a 20-year-old female with chronic knee pai... over 2 years ago

Reviewed by Joachim Feger ◉ over 2 years ago

Andrew Dixon ◉ created the...

Question Axial view of the left shoulder in an 11-year-old female with progres... over 2 years ago

Reviewed by Joachim Feger ◉ over 2 years ago

Andrew Dixon ◉ created the...

Question Lateral knee radiograph in a 20-year-old female with chronic knee pai... over 2 years ago

Reviewed by Joachim Feger ◉ over 2 years ago

Andrew Dixon ◉ created the...

Question Which of the following periosteal reaction types is said to be associ... over 2 years ago

Reviewed by Frank Gaillard ◉ ◈ over 2 years ago

Andrew Dixon ◉ created the...

Question A 55-year-old female has multiple aggressive sclerotic vertebral and... over 2 years ago

Reviewed by Joachim Feger ◉ over 2 years ago

Andrew Dixon ◉ created the...

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

Reviewed by Joachim Feger ◉ 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 ◉ created the...

Question A 12-year-old boy has a lesion detected within his femur. Which of th... over 2 years ago

Reviewed by Ammar Haouimi ◉ over 2 years ago

Andrew Dixon ◉ edited the...

Question A 60-year-old woman with a 50 pack-year history of smoking presents w... 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...

Question A 30-year-old woman presents with a 6-month history of dry cough and... over 2 years ago

Reviewed by Joachim Feger ◉ over 2 years ago

Andrew Dixon ◉ edited the...

Question A 20-year-old woman presents with a 6-month history of dry cough and... over 2 years ago

Reviewed by Joachim Feger ◉ over 2 years ago

Andrew Dixon ◉ edited the...

Question A 50-year-old otherwise man presents with a 6-month history of fever,... over 2 years ago

Reviewed by Joachim Feger ◉ over 2 years ago

Andrew Dixon ◉ edited the...

Question A 20-year-old man presents with fever, night sweats and hemoptysis. B... over 2 years ago

Reviewed by Joachim Feger ◉ over 2 years ago

Andrew Dixon ◉ edited the...

Question A 75-year-old man presents with acute shortness of breath. Based on t... over 2 years ago

Reviewed by Joachim Feger ◉ over 2 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 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 What should also be considered on a differential before calling pancr... about 3 years ago

Reviewed by Joachim Feger ◉ about 3 years ago

Andrew Dixon ◉ created the...

Question What is the most common diagnosis in patients who present to the emer... about 3 years ago

Reviewed by Joachim Feger ◉ about 3 years ago

Andrew Dixon ◉ created the...

Question What imaging modality is currently the best for detecting peritoneal... about 3 years ago

Reviewed by Joachim Feger ◉ about 3 years ago

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Andrew Dixon ◉

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Andrew Dixon ◉

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