Andrew Dixon on Radiopaedia.org

Andrew Dixon

MBBS (Hons) FRANZCR

Andrew is a Consultant Radiologist and Co-Director of Radiology Training 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 Radiology Review Course, Trauma Radiology Course, Emergency Radiology Course, Medical Imaging Anatomy Course and Adult Brain MRI Review Course. His outreach efforts include the Radiology Channel on YouTube and Radiology Signs project on social media. 

His primary research interest is in the use of technology in radiology, including deep learning and social media.  He is currently Radiopaedia's academic director and a convener of the Radiopaedia 2022 Virtual Conference

Andrew is a director of Radiopedia Events Pty Ltd

Disclosures:
  • Annalise AI, Sponsored discussion at Radiopaedia 2021 (past)
500 results found
Case

Bone-RADS flowcharts

 Diagnosis not applicable
Dr Andrew Dixon
Published 28 Apr 2022
29% complete
Diagram
Case

TIPIC syndrome

 Diagnosis almost certain
Dr Andrew Dixon
Published 26 Apr 2022
77% complete
MRICT
Case

Proximal humeral metastasis

 Diagnosis certain
Dr Andrew Dixon
Published 27 Feb 2020
82% complete
X-ray
Case

Paget disease of proximal humerus

 Diagnosis certain
Dr Andrew Dixon
Published 27 Feb 2020
82% complete
X-ray
Case

Posterior dislocation of sternoclavicular joint

 Diagnosis certain
Dr Andrew Dixon
Published 27 Feb 2020
92% complete
CTX-ray
Case

Posterior shoulder dislocation with reverse Hill-Sachs

 Diagnosis certain
Dr Andrew Dixon
Published 26 Feb 2020
86% complete
X-ray
Case

Costal cartilage calcification and unilateral breast implant

 Diagnosis certain
Dr Andrew Dixon
Published 27 Nov 2019
85% complete
X-ray
Case

Patchy right lower lobe consolidation

 Diagnosis almost certain
Dr Andrew Dixon
Published 27 Nov 2019
69% complete
X-ray
Case

Sclerotic rib lesion simulating a pulmonary nodule

 Diagnosis certain
Dr Andrew Dixon
Published 27 Nov 2019
92% complete
X-rayCT
Case

Intra-articular base of 5th metacarpal fracture

 Diagnosis certain
Dr Andrew Dixon
Published 30 Oct 2019
85% complete
X-ray
Case

Multiple acute and chronic hand injuries

 Diagnosis certain
Dr Andrew Dixon
Published 21 Oct 2019
91% complete
X-ray
Case

Hand laceration with soft-tissue gas

 Diagnosis certain
Dr Andrew Dixon
Published 21 Oct 2019
79% complete
X-ray
Case

Proximal phalanx osteomyelitis following laceration

 Diagnosis certain
Dr Andrew Dixon
Published 21 Oct 2019
82% complete
X-ray
Case

Mandible fractures

 Diagnosis certain
Dr Andrew Dixon
Published 23 Sep 2019
84% complete
CT
Case

Inferior frontal contusion increased over 24 hours

 Diagnosis certain
Dr Andrew Dixon
Published 14 Sep 2019
86% complete
CT
Case

Carotid space lymphoma

 Diagnosis certain
Dr Andrew Dixon
Published 19 Jul 2019
80% complete
MRI
Case

Parotid adenoidcystic carcinoma with carotid space spread

 Diagnosis certain
Dr Andrew Dixon
Published 19 Jul 2019
89% complete
MRI
Case

Skull base schwannoma

 Diagnosis certain
Dr Andrew Dixon
Published 19 Jul 2019
80% complete
MRI
Case

Small carotid body tumor

 Diagnosis certain
Dr Andrew Dixon
Published 19 Jul 2019
89% complete
CTNuclear medicine
Case

Jugular foramen schwannoma

 Diagnosis certain
Dr Andrew Dixon
Published 19 Jul 2019
87% complete
CTMRI
Case

Intracochlear schwannoma

 Diagnosis almost certain
Dr Andrew Dixon
Published 18 Jul 2019
74% complete
MRI
Case

Sacral and parasymphyseal insufficiency fractures

 Diagnosis certain
Dr Andrew Dixon
Published 03 Jul 2019
89% complete
CTNuclear medicine
Case

Rib fibrous dysplasia

 Diagnosis almost certain
Dr Andrew Dixon
Published 03 Jul 2019
78% complete
MRICT
Case

Olecranon foramen

 Diagnosis certain
Dr Andrew Dixon
Published 15 Feb 2019
79% complete
X-ray
Case

Glomus vagale

 Diagnosis almost certain
Dr Andrew Dixon
Published 05 Sep 2018
74% complete
MRI
Case

Acute CPPD inflammation of the atlantoaxial joint

 Diagnosis almost certain
Dr Andrew Dixon
Published 31 Aug 2018
77% complete
MRIX-ray
Case

ACL tear with Wrisberg rip and bucket handle tear

 Diagnosis almost certain
Dr Andrew Dixon
Published 27 Aug 2018
71% complete
MRI
Case

ACL tear with medial and lateral meniscal vertical longitudinal tears

 Diagnosis almost certain
Dr Andrew Dixon
Published 27 Aug 2018
74% complete
MRI
Case

Crowned dens - CPPD

 Diagnosis almost certain
Dr Andrew Dixon
Published 27 Aug 2018
68% complete
CT
Case

Milwaukee shoudler - bilateral

 Diagnosis almost certain
Dr Andrew Dixon
Published 27 Aug 2018
75% complete
X-ray
Case

Milwaukee shoulder (probable)

 Diagnosis probable
Dr Andrew Dixon
Published 27 Aug 2018
68% complete
X-rayCT
Case

Longus colli calcific tendinitis

 Diagnosis almost certain
Dr Andrew Dixon
Published 27 Aug 2018
78% complete
MRICT
Case

Parrot beak lateral mensicus tear and bucket handle medial mensicus tear

 Diagnosis almost certain
Dr Andrew Dixon
Published 26 Aug 2018
65% complete
MRI
Case

Medial meniscus posterior horn horizontal tear

 Diagnosis almost certain
Dr Andrew Dixon
Published 26 Aug 2018
71% complete
MRI
Case

Displaced horizontal flap tear medial meniscal body

 Diagnosis almost certain
Dr Andrew Dixon
Published 26 Aug 2018
71% complete
MRI
Case

Prepatellar gout on dual energy CT

 Diagnosis certain
Dr Andrew Dixon
Published 25 Aug 2018
83% complete
CTX-ray
Case

Popliteus tendon gout on MRI

 Diagnosis almost certain
Dr Andrew Dixon
Published 25 Aug 2018
74% complete
MRI
Case

Bilateral knee joint gout on MRI

 Diagnosis certain
Dr Andrew Dixon
Published 25 Aug 2018
86% complete
MRIX-ray
Case

Polyarticular foot gout on dual energy CT

 Diagnosis certain
Dr Andrew Dixon
Published 25 Aug 2018
77% complete
CTX-ray
Case

Facet joint synovial cyst

 Diagnosis almost certain
Dr Andrew Dixon
Published 25 Aug 2018
71% complete
MRI
Case

Conjoined nerve root

 Diagnosis certain
Dr Andrew Dixon
Published 25 Aug 2018
89% complete
MRI
Case

Lumbar disc extrusion

 Diagnosis certain
Dr Andrew Dixon
Published 25 Aug 2018
86% complete
MRI
Case

Osteoporosis circumscripta

 Diagnosis certain
Dr Andrew Dixon
Published 25 Aug 2018
83% complete
CT
Case

Right hemipelvis metastases simulating Paget disease

 Diagnosis certain
Dr Andrew Dixon
Published 17 Aug 2018
89% complete
CTAnnotated image
Case

Tibialis posterior tendon rupture and sinus tarsi synovitis

 Diagnosis almost certain
Dr Andrew Dixon
Published 17 Aug 2018
77% complete
MRIAnnotated image
Case

Hamate fracture subluxation

 Diagnosis certain
Dr Andrew Dixon
Published 17 Aug 2018
80% complete
CTX-ray
Case

Lung cancer with pathological humerus fracture

 Diagnosis certain
Dr Andrew Dixon
Published 16 Aug 2018
86% complete
X-rayCT
Case

Synovial chondromatosis of temporomandibular joint

 Diagnosis almost certain
Dr Andrew Dixon
Published 16 Aug 2018
69% complete
MRI
Case

Distal intestinal obstruction syndrome

 Diagnosis almost certain
Dr Andrew Dixon
Published 07 Aug 2018
74% complete
CT
Case

Scleroderma with acro-osteolysis

 Diagnosis certain
Dr Andrew Dixon
Published 29 Jul 2018
89% complete
X-rayNuclear medicine
Case

Vertebral Paget disease with picture frame appearance

 Diagnosis almost certain
Dr Andrew Dixon
Published 29 Jul 2018
77% complete
CT
Case

Herpes zoster ophthalmicus with orbital myositis

 Diagnosis certain
Dr Andrew Dixon
Published 16 Mar 2018
87% complete
MRICT
Case

Acute PCA infarct

 Diagnosis certain
Dr Andrew Dixon
Published 20 Feb 2018
86% complete
CT
Case

Anterior process of calcaneum fracture

 Diagnosis certain
Dr Andrew Dixon
Published 20 Feb 2018
75% complete
X-ray
Case

Ex vivo lung perfusion

 Diagnosis not applicable
Dr Andrew Dixon
Published 30 Jan 2018
38% complete
X-ray
Case

Glossopharyngeal neuralgia due to vascular compression

 Diagnosis certain
Dr Andrew Dixon
Published 06 Dec 2017
92% complete
MRIAnnotated image
Case

Glomus jugulotympanicum paraganglioma

 Diagnosis almost certain
Dr Andrew Dixon
Published 01 Dec 2017
81% complete
MRICTAnnotated image
Case

Liver laceration with biloma

 Diagnosis almost certain
Dr Andrew Dixon
Published 14 Sep 2017
71% complete
CT
Case

Right diaphragmatic injury initially missed

 Diagnosis certain
Dr Andrew Dixon
Published 14 Sep 2017
89% complete
CTX-ray
Case

Amoebic liver abscesses

 Diagnosis certain
Dr Andrew Dixon
Published 12 Sep 2017
92% complete
CT
Case

Acute internal carotid artery dissection

 Diagnosis certain
Dr Andrew Dixon
Published 12 Sep 2017
92% complete
MRICT
Case

Delayed traumatic diaphragm rupture

 Diagnosis certain
Dr Andrew Dixon
Published 12 Sep 2017
89% complete
X-rayCT
Case

Traumatic dural venous sinus thrombosis

 Diagnosis certain
Dr Andrew Dixon
Published 11 Sep 2017
81% complete
CT
Case

Endotracheal tube in bronchus intermedius

 Diagnosis certain
Dr Andrew Dixon
Published 11 Sep 2017
85% complete
X-ray
Case

Prominent pericardial recess on trauma CT

 Diagnosis almost certain
Dr Andrew Dixon
Published 11 Sep 2017
74% complete
CT
Case

Blood on the tentorium simulating hyperdense transverse sinus

 Diagnosis almost certain
Dr Andrew Dixon
Published 11 Sep 2017
71% complete
CT
Case

Thoracic spine fracture dislocation

 Diagnosis certain
Dr Andrew Dixon
Published 11 Sep 2017
89% complete
CT
Case

Traumatic dural venous sinus thrombosis with intrasinus gas

 Diagnosis certain
Dr Andrew Dixon
Published 11 Sep 2017
86% complete
CT
Case

Iatrogenic pulmonary hemorrhage related to chest drain in trauma patient

 Diagnosis certain
Dr Andrew Dixon
Published 09 Sep 2017
86% complete
CTX-ray
Case

Traumatic dural venous sinus gas with thrombosis

 Diagnosis certain
Dr Andrew Dixon
Published 09 Sep 2017
86% complete
CT
Case

Splenic and renal injuries

 Diagnosis certain
Dr Andrew Dixon
Published 09 Sep 2017
92% complete
CT
Case

Pneumothorax with deep sulcus sign

 Diagnosis certain
Dr Andrew Dixon
Published 08 Sep 2017
85% complete
X-ray
Case

Lumbar disc extrusion on CT

 Diagnosis certain
Dr Andrew Dixon
Published 21 Jun 2017
92% complete
CT
Case

Accessory left horizontal fissure with lingular pneumonia

 Diagnosis certain
Dr Andrew Dixon
Published 05 Jun 2017
89% complete
X-rayCT
Case

Cord compression due to osseous metastases

Dr Andrew Dixon
Published 31 May 2017
53% complete
CTMRI
Case

Old avulsion fracture at metacarpophalangeal joint

Dr Andrew Dixon
Published 01 May 2017
54% complete
X-ray
Case

Symptomatic foramen tympanicum

 Diagnosis certain
Dr Andrew Dixon
Published 22 Apr 2017
89% complete
Annotated imageMRICT
Case

Skin fold mimicking pneumothorax

 Diagnosis certain
Dr Andrew Dixon
Published 21 Apr 2017
89% complete
X-rayCT
Case

Scapholunate ligament complete tear

 Diagnosis certain
Dr Andrew Dixon
Published 13 Mar 2017
92% complete
MRI
Case

Images for MCQs

 Diagnosis not applicable
Dr Andrew Dixon
Published 11 Mar 2017
16% complete
X-rayAnnotated imageMRICT
Case

Facet joint synovial cyst

 Diagnosis almost certain
Dr Andrew Dixon
Published 27 Feb 2017
74% complete
MRI
Case

iPhone 6+ on CT scout film

 Diagnosis not applicable
Dr Andrew Dixon
Published 15 Feb 2017
50% complete
CT
Case

Eroded gastric band

 Diagnosis certain
Dr Andrew Dixon
Published 15 Feb 2017
86% complete
CT
Case

Active colonic bleed on CT

 Diagnosis certain
Dr Andrew Dixon
Published 15 Feb 2017
86% complete
DSA (angiography)CTAnnotated image
Case

Rotator cuff enthesitis in ankylosing spondylitis

 Diagnosis certain
Dr Andrew Dixon
Published 06 Feb 2017
89% complete
X-rayMRI
Case

5th metacarpal fracture and "bone anchor"

 Diagnosis certain
Dr Andrew Dixon
Published 31 Jan 2017
91% complete
X-ray
Case

Fishtail deformity of elbow

 Diagnosis certain
Dr Andrew Dixon
Published 27 Jan 2017
82% complete
Annotated imageX-ray
Case

Normal chest x-ray with diaphragmatic slips

 Diagnosis certain
Dr Andrew Dixon
Published 16 Nov 2016
85% complete
X-ray
Case

Dural venous sinus thrombosis and intracranial hypertension

 Diagnosis certain
Dr Andrew Dixon
Published 14 Nov 2016
90% complete
MRICT
Case

Normal chest x-ray with Mach effect

 Diagnosis not applicable
Dr Andrew Dixon
Published 06 Oct 2016
44% complete
X-ray
Case

Right upper lobe pneumonia

 Diagnosis certain
Dr Andrew Dixon
Published 03 Oct 2016
91% complete
X-ray
Case

Pneumothorax on expiratory radiograph

 Diagnosis certain
Dr Andrew Dixon
Published 03 Oct 2016
88% complete
X-ray
Case

Patella fracture simulating bipartite patella

 Diagnosis certain
Dr Andrew Dixon
Published 03 Oct 2016
89% complete
CTX-ray
Case

Small bowel ultrasound

 Diagnosis not applicable
Dr Andrew Dixon
Published 03 Oct 2016
38% complete
Ultrasound