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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Distal intestinal obstruction syndrome

Eroded gastric band

Active colonic bleed on CT

Small bowel ultrasound

Acute diverticulitis with localized perforation

Peptic ulcer with early localized perforation

Ileocolic intussusception due to cecal cancer

Small bowel obstruction and ankylosing spondylitis

Normal CT abdomen

Appendicitis with perforation

Pneumoperitoneum

Closed loop small bowel obstruction due to trans-omental herniation

Appendicitis complicated by post-operative collection

Acute appendicitis

Splenic, small bowel and pelvic trauma

Nissen fundoplication on CT

Chronic pancreatitis

Gallbladder car on ultrasound

Trichobezoar

Ulcerative colitis with lead pipe appearance and arthropathy

Traumatic small bowel injury

Omental torsion related to inguinal hernia

Appendicitis and renal cell carcinoma

Crohn's terminal ileitis and sacroiliitis

Superior mesenteric vein thrombosis

Esophageal dilatation due to obstructing gastric band

Multiple small bowel lipomas with intussusception

Crohn's disease with sacroiliac joint ankylosis

'Pill cam' related small bowel perforation

Intussusception treated with air enema

Pharyngeal pouch

SMA syndrome

Scleroderma with esophageal cancer and peptic stricture

Dysphagia lusoria - aberrant right subclavian artery

Cirrhosis (histology)

Appendicitis (gross pathology)

Biliary hamartoma (gross pathology)

Biliary hamartoma (histology)

Stack of coins (photo)

Necrotizing pancreatitis - acute necrotic collection maturing into walled-off pancreatic necrosis

Scleroderma - small bowel involvement

Gallstone ileus without pneumobilia

Seurat spleen - blunt splenic trauma

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