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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Andrew Dixon ◉

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Breast lipoma

Bucket handle meniscal tear

Superior mesenteric vein thrombosis

Trampoline fracture

Pineal cyst

Chlamydia pneumonia

Absent clavicles

Multiple system atrophy (MSA-P)

Partial anomalous pulmonary venous return (left upper lobe)

Bilateral anterior shoulder dislocation

Pneumocystis pneumonia

Intralobar pulmonary sequestration

Pontine infarction

Placental abruption

De Quervain tenosynovitis - ultrasound

Extramedullary hematopoiesis - thalassemia

Cartilage interface sign - supraspinatus tear

Esophageal dilatation due to obstructing gastric band

Multiple small bowel lipomas with intussusception

Crohn's disease with sacroiliac joint ankylosis

Acute hemorrhagic leukoencephalitis

'Pill cam' related small bowel perforation

Posterior shoulder dislocation with reverse Hill-Sachs and reverse Bankart lesions

Blowout fracture with inferior rectus entrapment

Congenital lobar emphysema

Rickets

Intralobar pulmonary sequestration

Benign lymphoepithelial lesions in HIV

Dilated cardiomyopathy with pulmonary edema

Os calcaneus secundarius

Congenital lobar emphysema

Round pneumonia

Holt Oram syndrome

Cavernous sinus thrombosis

Anterior inferior iliac spine avulsion

Moyamoya disease

Osteomyelitis

Ankle joint effusion

Short humerus due to premature growth plate fusion

Atypical teratoid rhabdoid tumor (AT/RT)

Multiple pulmonary arteriovenous malformations with background hereditary hemorrhagic telangiectasia

Pseudoarthrosis of the clavicle

Complete tracheal rings

Pancreatic carcinoma with portal vein invasion

Posterior urethral valves with pyonephrosis

PHACE syndrome

Insulinoma - MEN type 1

Intussusception treated with air enema

Patella tendon lateral femoral condyle friction syndrome

Amniotic band syndrome

Sickle cell disease

Non-accidental injury

Henri de Toulouse-Lautrec (photo)

Odontogenic keratocyst - pediatric

Tibial pseudoarthrosis - neurofibromatosis type 1

Apert syndrome with syndactyly

Pyknodysostosis

Neurofibromatosis type 1 - ulnar pseudoarthrosis

Hyaline membrane disease

Dermatomyositis

Talocalcaneal coalition

Pharyngeal pouch

Mycotic abdominal aortic aneurysm

Subacute combined degeneration of the cord

Hangman fracture

Terry-Thomas cartoon (illustration)

Anteater (photo)

SMA syndrome

Multiple myeloma - pelvic radiograph

Scleroderma with esophageal cancer and peptic stricture

Lunate dislocation

Scapholunate dissociation

Trans-scaphoid perilunate dislocation

De Quervain tenosynovitis (MRI)

Testicular seminoma

Ulnar impaction syndrome

Ulnar impaction syndrome

Lunate morphology

Disclosures: