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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39 results found

Andrew Dixon ◉ edited the...

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

Reviewed by Andrea Molinari ◉ 3 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 Abnormal contact between the lumbar spinous processes causing painful... 10 months ago

Reviewed by Joachim Feger ◉ 10 months ago

Andrew Dixon ◉ edited the...

Question A 60-year-old man presents in the emergency department with complaint... over 1 year ago

Reviewed by Andrew Murphy ◉ over 1 year ago

Andrew Dixon ◉ edited the...

Question Which of the following structures is most likely to have an abnormal... almost 2 years ago

Reviewed by Travis Fahrenhorst-Jones ◉ almost 2 years ago

Andrew Dixon ◉ edited the...

Question This patient presents with a 3-hour history of sudden onset hemipares... almost 2 years ago

Reviewed by Travis Fahrenhorst-Jones ◉ almost 2 years ago

Andrew Dixon ◉ edited the...

Question In what structure did the intra-arterial clot shown on this CT image... almost 2 years ago

Reviewed by Joshua Yap ◉ ◈ almost 2 years ago

Andrew Dixon ◉ created the...

Question A ghost meniscus refers to an MRI appearance often seen with what typ... almost 2 years ago

Reviewed by Joachim Feger ◉ almost 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 All of the following terms might be used to describe the calcificatio... over 2 years ago

Reviewed by Ammar Haouimi ◉ 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 ◉ 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 ◉ 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 30-year-old woman presents with fever, shortness of breath and a pr... over 2 years ago

Reviewed by Joachim Feger ◉ over 2 years ago

Andrew Dixon ◉ edited the...

Question A 30-year-old man presents with fever and right chest pain. Based on... over 2 years ago

Reviewed by Joachim Feger ◉ over 2 years ago

Andrew Dixon ◉ created the...

Question Which of the following is true about acute cholecystitis on CT?... about 3 years ago

Reviewed by Joachim Feger ◉ about 3 years ago

Andrew Dixon ◉ edited the...

Question Middle-aged adult with neck pain following trauma. Which would be the... over 3 years ago

Reviewed by Rohit Sharma ◉ over 3 years ago

Andrew Dixon ◉ created the...

Question Middle-aged adult with neck pain following trauma. Which would be the... over 3 years ago

Reviewed by Frank Gaillard ◉ ◈ over 3 years ago

Andrew Dixon ◉ edited the...

Question In caecal volvulus, the radiographic or CT sign described as two limb... almost 4 years ago

Reviewed by Andrew Murphy ◉ almost 4 years ago

Andrew Dixon ◉ edited the...

Question A 30-year-old man presents to the emergency department with a history... almost 4 years ago

Reviewed by Bruno Di Muzio ◉ almost 4 years ago

Andrew Dixon ◉ edited the...

Question A 20 year old man presents to the trauma bay after rolling a dune bug... almost 4 years ago

Reviewed by Ammar Haouimi ◉ almost 4 years ago

Andrew Dixon ◉ edited the...

Question The following are radiographic signs of heart failure on a chest x-ra... almost 4 years ago

Reviewed by Mostafa Elfeky ◉ almost 4 years ago

Andrew Dixon ◉ edited the...

Question A 30-year-old male with a history of productive cough, chills, and na... almost 4 years ago

Reviewed by Mostafa Elfeky ◉ almost 4 years ago

Andrew Dixon ◉ created the...

Question Mortise view of the ankle in a 38-year-old male eight weeks following... over 4 years ago

Reviewed by Henry Knipe ◉ over 4 years ago

Andrew Dixon ◉ edited the...

Question A 3-month-old child is admitted with a head injury. They are encephal... over 4 years ago

Reviewed by Ayla Al Kabbani ◉ over 4 years ago

Andrew Dixon ◉ edited the...

Question A 3-month-old child is admitted to the ED with bronchiolitis. During... over 4 years ago

Reviewed by Ayla Al Kabbani ◉ over 4 years ago

Andrew Dixon ◉ edited the...

Question A 3-month-old child is admitted with a head injury. They are encephal... over 4 years ago

Reviewed by Ayla Al Kabbani ◉ over 4 years ago

Andrew Dixon ◉ edited the...

Question Which of the following statements are NOT TRUE about birth-related su... over 4 years ago

Reviewed by Ayla Al Kabbani ◉ over 4 years ago

Andrew Dixon ◉ created the...

Question Axial CT image of the head in an 80 year old male. What is the most l... almost 5 years ago

Reviewed by Matt A. Morgan ◉ almost 5 years ago

Andrew Dixon ◉ created the...

Question Humeral radiograph of a 12-year-old male with Ewing sarcoma. Which of... over 5 years ago

Reviewed by Andrew Murphy ◉ over 5 years ago

Andrew Dixon ◉ created the...

Question Which is true regarding the "two-slice-touch" rule for meni... over 5 years ago

Reviewed by Jeremy Jones ◉ over 5 years ago

Andrew Dixon ◉ created the...

Question What is the most likely diagnosis?... over 5 years ago

Reviewed by Ian Bickle ◉ over 5 years ago

Andrew Dixon ◉ edited the...

Question Which patient has renal osteodystrophy? ... over 5 years ago

Reviewed by Henry Knipe ◉ over 5 years ago

Andrew Dixon ◉ created the...

Question Which patient has renal osteodystrophy? ... over 5 years ago

Reviewed by Yuranga Weerakkody ◉ over 5 years ago

Andrew Dixon ◉ edited the...

Question In most cases, what is the main constituent of 'staghorn' renal calcu... over 6 years ago

Reviewed by Andrew Murphy ◉ over 6 years ago

Andrew Dixon ◉ created the...

Question What is the most likely cause of this skull appearance?... over 6 years ago

Reviewed by Henry Knipe ◉ over 6 years ago

Andrew Dixon ◉ created the...

Question A 75 year old woman with epigastric pain has been assessed with MR ch... about 7 years ago

Reviewed by Yuranga Weerakkody ◉ about 7 years ago

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