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:

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Andrew Dixon ◉

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Osteoporosis circumscripta

Ulcerative colitis with lead pipe appearance and arthropathy

Medial epicondyle avulsion

Patella fracture simulating bipartite patella

Paget disease: with blade of grass sign

Splenic, small bowel and pelvic trauma

Blowout fracture with inferior rectus entrapment

Pelvic fractures (Malgaigne fracture)

Pyknodysostosis

Subchondral fracture - talar dome

Tibial pseudoarthrosis - neurofibromatosis type 1

Posterior cruciate ligament tear and associated injuries

Left upper lobe pneumonia and pectus excavatum

Multiple myeloma - pelvic radiograph

Supraspinatus partial tear with subacromial impingement

Proximal rupture of long head biceps brachii tendon

Displaced medial meniscal tear

Acute grade 4 traumatic cartilage defect of lateral femoral condyle

Gout - both knees (MRI)

Jefferson fracture

Tuberculous spondylitis with large prevertebral abscess

Rectus femoris origin partial tear

Hyperparathyroidism - musculoskeletal manifestations in the hands

Dens fracture and epidural haematoma

Bimalleolar ankle fracture

Non-accidental injury

Ulnar impaction syndrome

Proximal phalanx osteomyelitis following laceration

Longus colli calcific tendinitis

Peroneus longus tendon rupture associated with an os peroneum

Knee joint effusion

Haemophilic arthropathy

Knee lipohaemarthrosis due to tibial plateau fracture

Proximal humeral metastasis

Paget disease of proximal humerus

Anatomy Quiz - Shoulder Axial View

Crowned dens - CPPD

ACL tear with medial and lateral meniscal vertical longitudinal tears

Apical capping due to thoracic fractures, pelvic trauma

Rotator cuff enthesitis in ankylosing spondylitis

Proximal femoral fracture

Latissimus dorsi tendon rupture

Ulnar impaction syndrome

Intermetatarsal bursitis

Bilateral anterior shoulder dislocation

Tibial plateau fracture - Schatzker type VI

Osteochondral fracture of the talar dome

Osteochondroma

Internal impingement of the shoulder

Distal intersection syndrome

Hoffa fat pad impingement syndrome

Recent patella dislocation (MRI)

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

Patella tendon lateral femoral condyle friction syndrome

Breast cancer metastasis - femur (MRI)

Bilateral popliteal artery entrapment (dynamic angiogram)

Rickets

Scapholunate dissociation

Complete ACL tear with important associated injuries

Spiral fracture of femur

Hirayama disease

Bladder exstrophy

Hoffa's fat pad impingement syndrome (ultrasound)

Haglund syndrome

Dietrich disease

Bucket handle meniscal tear

Posterior shoulder dislocation with reverse Hill-Sachs

Bilateral protrusio acetabuli - Marfan syndrome

Stener lesion

Osteomyelitis

Apert syndrome with syndactyly

Talocalcaneal coalition

Dermatomyositis

Supra-acetabular fossa

Endosteal scalloping in myeloma

Hangman fracture

Trans-scaphoid perilunate dislocation

Disc annulus calcification

Disclosures: