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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Medial epicondyle avulsion

Osteochondroma

Jefferson fracture

Tumefactive multiple sclerosis

Scleroderma - small bowel involvement

Pneumocystis pneumonia

Rotator cuff enthesitis in ankylosing spondylitis

Distal intersection syndrome

Zygomaticomaxillary complex fracture and subsequent surgical repair

Appendicitis and renal cell carcinoma

Uncal herniation with Kernohan phenomenon

CSF overshunting and intracranial hypotension

Supraspinatus partial tear with subacromial impingement

Bilateral popliteal artery entrapment (dynamic angiogram)

Ulcerative colitis with lead pipe appearance and arthropathy

Tension pneumothorax

Alpha-1-antitrypsin deficiency

Hot nose sign - brain death

Ectopic pregnancy with heart beat

Lunate dislocation

Hypoxic-ischemic brain injury

Splenic, small bowel and pelvic trauma

Acute grade 4 traumatic cartilage defect of lateral femoral condyle

Dens fracture with atlantoaxial subluxation and cord hemorrhage

Cervical spine fractures with vertebral artery dissection

Acute cholecystitis and ureteric colic

Internal impingement of the shoulder

Liver laceration due to knife stabbing

Turf toe

Haemophilic arthropathy

Patellar tendinosis

Lymphangioleiomyomatosis

Patella fracture simulating bipartite patella

Sclerotic rib lesion simulating a pulmonary nodule

Posterior cruciate ligament tear and associated injuries

Hepatic hemangioma simulating hepatic laceration

Falx subdural hematoma and sulcal subarachnoid hemorrhage

Hemoperitoneum, liver laceration and adrenal hematoma

Hemothorax

Peroneus longus tendon rupture associated with an os peroneum

Popliteal artery entrapment syndrome

Supra-acetabular fossa

Amoebic liver abscesses

Complete ACL tear with important associated injuries

Multifocal visceral lymphoma

Small bowel obstruction and ankylosing spondylitis

Vesicoureteric junction calculus

Traumatic pneumomediastinum

Splenic and renal injuries

Sinus tarsi syndrome

Traumatic flail chest

Ileocolic intussusception due to cecal cancer

Extradural hematoma

Distal radial fracture and widened scapho-lunate interval

Pelvic fractures (Malgaigne fracture)

Displaced medial meniscal tear

Tibial plateau fracture - Schatzker type VI

Apical capping due to thoracic fractures, pelvic trauma

Extramedullary hematopoiesis - thalassemia

Acute pulmonary edema on CT

Tension pneumocephalus secondary to frontal sinus fracture

Acute epicardial fat necrosis

Bilateral perched facets with cord injury

Chest crush injury

Lumbar disc extrusion on CT

Glossopharyngeal neuralgia due to vascular compression

Dens fracture and epidural hematoma

Stener lesion

Ulnar impaction syndrome

Large pulmonary embolism with right heart strain

Torn discoid lateral meniscus

Major head trauma

Demyelination with bilateral facial colliculus involvement

Acute internal carotid artery dissection

Scapholunate ligament complete tear

Recent patella dislocation (MRI)

Subdural hematoma, uncal herniation and Duret brainstem hemorrhage

Disc annulus calcification

Disclosures: