Chris O'Donnell on Radiopaedia.org

Chris O'Donnell

MB BS, FRANZCR, M.Med, GradDipForMed, FFFPMI (RCPA)

Chris is a specialist necroradiologist and consultant forensic radiologist at the Victorian Institute of Forensic Medicine (VIFM), and adjunct senior lecturer, Department of Forensic Medicine, Monash University.  He also works as a clinical radiologist.  He installed one of the world’s first mortuary-based CT scanners at VIFM in 2005 and was lead radiologist in the Black Saturday bushfire DVI operation in 2009.  He has trained many local and international forensic pathologists and radiologists in post-mortem CT (PMCT).

Chris is convenor of an annual short course in PMCT interpretation for Monash University that has now become a unit of the Monash University Master of Forensic Medicine programme.  He provides expert opinion on forensic matters to the criminal justice system of Victoria and other states of Australia. He is past chair of the International Society of Forensic Radiology and Imaging, and is currently overseeing the installation of an MRI scanner into the mortuary at VIFM.

Disclosures:
  • Nothing to disclose
827 results found
Case

High grade ductal carcinoma in situ: MRI findings

  Diagnosis almost certain
Chris O'Donnell
Published 21 Jul 2015
80% complete
MRI Mammography Ultrasound
Case

Nipple adenoma

  Diagnosis almost certain
Chris O'Donnell
Published 19 Dec 2014
71% complete
MRI Mammography Ultrasound
Case

Male breast cancer

  Diagnosis certain
Chris O'Donnell
Published 03 Feb 2016
94% complete
Ultrasound
Case

Silicone injected into both breasts

  Diagnosis certain
Chris O'Donnell
Published 26 Apr 2012
73% complete
MRI Mammography
Case

Renal lymphangiectasia

  Diagnosis certain
Chris O'Donnell
Published 29 Feb 2012
98% complete
X-ray CT
Case

Placenta accreta post miscarriage

  Diagnosis almost certain
Chris O'Donnell
Published 30 Oct 2014
79% complete
Ultrasound
Case

SMA (Wilkie) syndrome

  Diagnosis almost certain
Chris O'Donnell
Published 30 May 2012
63% complete
Annotated image
Case

Dural metastasis from breast cancer

  Diagnosis almost certain
Chris O'Donnell
Published 06 Jul 2015
81% complete
CT Nuclear medicine MRI
Case

Iselin disease: traction apophysitis base of the 5th metatarsal

  Diagnosis almost certain
Chris O'Donnell
Published 07 Sep 2012
64% complete
X-ray MRI
Case

Multiple cystic lung metastases - colorectal cancer primary

  Diagnosis almost certain
Chris O'Donnell
Published 02 Mar 2014
77% complete
CT
Case

Right middle lobe collapse - mucous plugging

  Diagnosis almost certain
Chris O'Donnell
Published 27 Aug 2012
52% complete
Annotated image X-ray
Case

Laryngeal rupture

  Diagnosis almost certain
Chris O'Donnell
Published 03 Aug 2014
71% complete
CT
Case

Laryngeal trauma - left submucosal glottic hematoma

  Diagnosis certain
Chris O'Donnell
Published 15 Mar 2014
83% complete
Annotated image CT
Case

Spontaneous pneumothorax due to ruptured apical bullae

  Diagnosis certain
Chris O'Donnell
Published 12 Oct 2012
82% complete
CT
Case

Seminal vesicle cyst with ipsilateral renal agenesis

  Diagnosis almost certain
Chris O'Donnell
Published 25 Sep 2012
77% complete
CT Ultrasound
Case

Fat necrosis - breast

  Diagnosis almost certain
Chris O'Donnell
Published 17 Apr 2012
69% complete
Mammography
Case

Distended intermetatarsal head bursa

  Diagnosis almost certain
Chris O'Donnell
Published 02 Feb 2015
80% complete
MRI
Case

Ruptured thoracic aortic dissection

  Diagnosis certain
Chris O'Donnell
Published 13 Nov 2016
95% complete
X-ray CT
Case

Lobar pneumonia - CT findings

  Diagnosis certain
Chris O'Donnell
Published 24 Dec 2014
92% complete
CT
Case

Renal osteodystrophy of the skull vault

  Diagnosis probable
Chris O'Donnell
Published 29 Aug 2014
59% complete
CT
Case

Retroperitoneal fibrosis (autoimmune) post bilateral ureterolysis

  Diagnosis certain
Chris O'Donnell
Published 24 Jun 2015
92% complete
CT
Case

Avascular necrosis of the hip - post subcapital fracture

  Diagnosis almost certain
Chris O'Donnell
Published 02 May 2012
75% complete
X-ray
Case

Acute medullary pyramidal infarction

  Diagnosis certain
Chris O'Donnell
Published 29 Aug 2014
95% complete
MRI
Case

Sandwich vertebrae - osteopetrosis

  Diagnosis almost certain
Chris O'Donnell
Published 03 Jun 2012
68% complete
MRI
Case

Localized small bowel ischemia - ileum (CT angiography)

  Diagnosis almost certain
Chris O'Donnell
Published 28 Apr 2012
65% complete
CT
Case

Brain death (CT angiography)

  Diagnosis certain
Chris O'Donnell
Published 06 Nov 2016
92% complete
CT
Case

Brain death (MRI and CT angiography)

  Diagnosis certain
Chris O'Donnell
Published 28 Feb 2016
92% complete
MRI CT
Case

Spinal dural arterio-venous fistula

  Diagnosis almost certain
Chris O'Donnell
Published 30 Oct 2016
80% complete
MRI
Case

Bilateral perched cervical facet joints - hyperflexion injury

  Diagnosis certain
Chris O'Donnell
Published 30 Jan 2015
92% complete
X-ray CT
Case

Intercostal catheter tract through the liver

  Diagnosis certain
Chris O'Donnell
Published 25 Dec 2012
80% complete
CT
Case

Mild encephalopathy with reversible splenial lesion

  Diagnosis almost certain
Chris O'Donnell
Published 15 Oct 2014
80% complete
MRI
Case

Hepatic congestion: changes to portal vein flow

  Diagnosis certain
Chris O'Donnell
Published 19 Dec 2014
94% complete
Ultrasound X-ray
Case

Traumatic laryngeal rupture

  Diagnosis certain
Chris O'Donnell
Published 16 Oct 2012
80% complete
CT
Case

Caput medusa

  Diagnosis certain
Chris O'Donnell
Published 04 Jan 2017
90% complete
CT Annotated image
Case

Splenic infarcts

  Diagnosis almost certain
Chris O'Donnell
Published 08 Apr 2012
62% complete
CT
Case

Enlarged Virchow-Robin (perivascular) space

  Diagnosis certain
Chris O'Donnell
Published 24 Aug 2012
80% complete
MRI
Case

Parotid duct strictures

  Diagnosis certain
Chris O'Donnell
Published 20 Jan 2012
83% complete
MRI
Case

Reversible cerebral vasoconstriction syndrome

  Diagnosis certain
Chris O'Donnell
Published 06 Mar 2016
92% complete
MRI
Case

Porencephaly

  Diagnosis certain
Chris O'Donnell
Published 11 Oct 2012
77% complete
CT
Case

Thoracic endplate osteomyelitis/discitis - false positive FDG PET scan

  Diagnosis almost certain
Chris O'Donnell
Published 25 Jun 2012
68% complete
Nuclear medicine MRI
Case

Displaced calf implants

  Diagnosis certain
Chris O'Donnell
Published 01 Mar 2014
89% complete
CT
Case

Bleeding hemorrhoids - importance of coverage in CT mesenteric angiography

  Diagnosis certain
Chris O'Donnell
Published 28 Jan 2016
89% complete
CT
Case

Facet joint septic arthritis masquerading as endplate osteomyelitis/discitis (spondylodiscitis)

  Diagnosis certain
Chris O'Donnell
Published 07 Dec 2016
95% complete
CT MRI
Case

Primary lumbar epidural abscess

  Diagnosis almost certain
Chris O'Donnell
Published 07 May 2014
77% complete
MRI
Case

Retained calculi in aberrant cystic duct stump causing obstructive jaundice

  Diagnosis certain
Chris O'Donnell
Published 16 Mar 2016
95% complete
Ultrasound MRI
Case

Prostate cancer

  Diagnosis almost certain
Chris O'Donnell
Published 19 Aug 2012
77% complete
MRI
Case

Perforated duodenal ulcer with ingested contrast leak

  Diagnosis certain
Chris O'Donnell
Published 23 Jan 2016
83% complete
CT
Case

Post non-ionic contrast myelogram

  Diagnosis certain
Chris O'Donnell
Published 08 Apr 2014
89% complete
CT
Case

Emphysematous cholecystitis with local perforation

  Diagnosis certain
Chris O'Donnell
Published 23 Nov 2012
77% complete
CT
Case

Periosteal sleeve avulsion fracture of the patella and Osgood Schlatters disease

  Diagnosis certain
Chris O'Donnell
Published 27 Jan 2012
89% complete
MRI
Case

Positional compression of the left axillary artery by the pectoralis minor muscle

  Diagnosis certain
Chris O'Donnell
Published 14 Apr 2015
95% complete
CT
Case

Spontaneous right ICA and vertebral artery dissection - underlying fibromuscular dysplasia

  Diagnosis almost certain
Chris O'Donnell
Published 08 Jun 2014
80% complete
CT
Case

Neck of femur stress fracture malunion

  Diagnosis certain
Chris O'Donnell
Published 18 Jun 2015
91% complete
X-ray
Case

Posterior dislocation of sternoclavicular joint

  Diagnosis certain
Chris O'Donnell
Published 28 Apr 2012
80% complete
CT
Case

Skull fracture in a toddler - suspected non-accidental injury

  Diagnosis probable
Chris O'Donnell
Published 08 Apr 2012
56% complete
CT
Case

Sporadic Creutzfeldt–Jakob disease

  Diagnosis probable
Chris O'Donnell
Published 10 Jan 2012
71% complete
MRI
Case

Progressive fatty liver and hepatic cysts

  Diagnosis certain
Chris O'Donnell
Published 07 Feb 2018
95% complete
CT
Case

Post neck manipulation ICA dissection presenting as Horner sydrome

  Diagnosis certain
Chris O'Donnell
Published 22 Jan 2016
95% complete
MRI CT
Case

Jejunal diverticulitis - acute

  Diagnosis almost certain
Chris O'Donnell
Published 12 Aug 2015
77% complete
CT
Case

Foreign body in external auditory canal

  Diagnosis certain
Chris O'Donnell
Published 17 Dec 2015
83% complete
CT
Case

Plantar fascial medial band rupture

  Diagnosis almost certain
Chris O'Donnell
Published 21 Aug 2012
56% complete
MRI
Case

Pseudomyxoma peritonei - appendiceal origin

  Diagnosis probable
Chris O'Donnell
Published 04 Apr 2012
53% complete
CT
Case

Cephalohematoma

  Diagnosis almost certain
Chris O'Donnell
Published 29 Apr 2012
66% complete
Ultrasound
Case

Primary sclerosing cholangitis

  Diagnosis almost certain
Chris O'Donnell
Published 11 Jan 2014
79% complete
MRI
Case

Cavernous transformation of the portal vein

  Diagnosis certain
Chris O'Donnell
Published 16 Feb 2012
95% complete
CT
Case

Ampullary neoplasm: histology unknown

  Diagnosis probable
Chris O'Donnell
Published 23 Oct 2012
56% complete
CT
Case

Lateral medullary (Wallenberg) syndrome

  Diagnosis certain
Chris O'Donnell
Published 23 Feb 2012
95% complete
MRI
Case

Gallbladder empyema

  Diagnosis almost certain
Chris O'Donnell
Published 06 Oct 2012
65% complete
CT
Case

Schmorl node - acute

  Diagnosis almost certain
Chris O'Donnell
Published 11 Jan 2014
74% complete
MRI
Case

Descending colo-colonic intussusception due to adenocarcinoma

  Diagnosis certain
Chris O'Donnell
Published 07 Feb 2016
95% complete
CT
Case

Incarcerated femoral hernia with small bowel obstruction

  Diagnosis certain
Chris O'Donnell
Published 12 Mar 2012
89% complete
CT
Case

Ossification iliolumbar ligament

  Diagnosis almost certain
Chris O'Donnell
Published 11 Jan 2015
72% complete
X-ray
Case

Post osteotomy and fusion of the foot - sign of the Wolverine

  Diagnosis certain
Chris O'Donnell
Published 17 Sep 2014
82% complete
X-ray
Case

Hyperdense middle cerebral artery sign

  Diagnosis certain
Chris O'Donnell
Published 25 Apr 2012
77% complete
CT
Case

Rice grain calcification - cysticercosis

  Diagnosis almost certain
Chris O'Donnell
Published 25 Jul 2012
72% complete
X-ray
Case

Jefferson fracture in DISH

  Diagnosis certain
Chris O'Donnell
Published 16 Jan 2013
89% complete
CT
Case

Falciform ligament and ligamentum teres outlined by ascites

  Diagnosis certain
Chris O'Donnell
Published 31 Aug 2014
82% complete
Annotated image
Case

Poly Implant Prothèse (PIP) breast implant rupture

  Diagnosis certain
Chris O'Donnell
Published 14 Mar 2012
80% complete
MRI
Case

Carotid sheath abscess 12 days post endarterectomy

  Diagnosis almost certain
Chris O'Donnell
Published 16 Jan 2013
65% complete
CT
Case

Pneumothorax due to apical blebs - surgically treated

  Diagnosis certain
Chris O'Donnell
Published 11 Feb 2015
88% complete
X-ray
Case

Ossification of the posterior longitudinal ligament

  Diagnosis certain
Chris O'Donnell
Published 04 Jan 2013
71% complete
CT
Case

Superior cerebellar arachnoid cyst

  Diagnosis probable
Chris O'Donnell
Published 22 Dec 2012
56% complete
CT
Case

Gallstone ileus

  Diagnosis certain
Chris O'Donnell
Published 27 Feb 2014
95% complete
CT
Case

Angiomyolipoma (large, hemorrhagic)

  Diagnosis almost certain
Chris O'Donnell
Published 18 Aug 2012
64% complete
CT
Case

Insufficiency fracture of the sternum

  Diagnosis certain
Chris O'Donnell
Published 14 Jun 2015
95% complete
Nuclear medicine CT
Case

Acute hepatitis - starry sky appearance

  Diagnosis probable
Chris O'Donnell
Published 25 Jul 2012
67% complete
CT Ultrasound
Case

Warthin tumor of parotid

  Diagnosis certain
Chris O'Donnell
Published 19 Jul 2012
82% complete
Ultrasound
Case

Non-union clavicular fracture

  Diagnosis certain
Chris O'Donnell
Published 29 Jun 2012
81% complete
CT
Case

Traumatic diastasis of the lambdoid suture

  Diagnosis certain
Chris O'Donnell
Published 10 Jun 2012
83% complete
CT
Case

Obstructed infected horseshoe kidney

  Diagnosis certain
Chris O'Donnell
Published 10 Jun 2012
80% complete
CT
Case

Persistent stapedial artery

  Diagnosis certain
Chris O'Donnell
Published 04 Jan 2015
95% complete
CT
Case

Buckle rib fractures

  Diagnosis certain
Chris O'Donnell
Published 12 Jan 2012
83% complete
CT
Case

Crohn disease

  Diagnosis certain
Chris O'Donnell
Published 24 Dec 2014
95% complete
MRI
Case

Foreign body in right bronchus

  Diagnosis certain
Chris O'Donnell
Published 11 Jan 2012
89% complete
CT Photo X-ray