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
92 results found
Case

Renal lymphoma

  Diagnosis certain
Chris O'Donnell
Published 30 Nov 2018
87% complete
Fluoroscopy Ultrasound CT Pathology
Case

Plantaris tendon tear

  Diagnosis certain
Chris O'Donnell
Published 30 Nov 2018
91% complete
Ultrasound
Case

Biker nodule - perineum

  Diagnosis certain
Chris O'Donnell
Published 24 Oct 2018
89% complete
Ultrasound MRI
Case

Chronic abscess due to "dropped" appendicoliths following appendectomy for perforated appendix

  Diagnosis certain
Chris O'Donnell
Published 19 Mar 2018
89% complete
Ultrasound CT
Case

Lactating adenoma

  Diagnosis certain
Chris O'Donnell
Published 27 Feb 2018
91% complete
Ultrasound
Case

Aggressive angiomyolipoma

  Diagnosis certain
Chris O'Donnell
Published 01 Oct 2017
95% complete
CT Ultrasound
Case

Bartholin gland abscess

  Diagnosis certain
Chris O'Donnell
Published 17 Apr 2017
91% complete
Ultrasound
Case

Giant cell arteritis of the distal superficial femoral artery

  Diagnosis certain
Chris O'Donnell
Published 23 Jan 2017
91% complete
Ultrasound
Case

Bilateral Wilms tumors (nephroblastoma)

  Diagnosis almost certain
Chris O'Donnell
Published 15 Jan 2017
79% complete
Ultrasound X-ray
Case

MRI artifact (flow void between urinary bladder and bladder diverticulum)

  Diagnosis certain
Chris O'Donnell
Published 04 Jan 2017
95% complete
Ultrasound MRI
Case

Plantar wart

  Diagnosis certain
Chris O'Donnell
Published 31 Oct 2016
88% complete
Ultrasound
Case

Obstructed parotid duct: MR sialogram

  Diagnosis certain
Chris O'Donnell
Published 29 Oct 2016
95% complete
Ultrasound MRI
Case

Adenomyosis uterus with hematometra

  Diagnosis certain
Chris O'Donnell
Published 02 Aug 2016
89% complete
Ultrasound MRI
Case

Artificial urethral sphincter

  Diagnosis certain
Chris O'Donnell
Published 24 Jul 2016
89% complete
CT Ultrasound
Case

Cowper gland cyst

  Diagnosis almost certain
Chris O'Donnell
Published 19 Jul 2016
77% complete
Ultrasound CT
Case

Spontaneous inferior vena cava thrombosis

  Diagnosis certain
Chris O'Donnell
Published 17 Jul 2016
92% complete
Ultrasound CT
Case

High grade proximal ICA stenosis - intracranial MRA findings

  Diagnosis certain
Chris O'Donnell
Published 28 Jun 2016
92% complete
MRI Ultrasound
Case

Vagal schwannoma

  Diagnosis certain
Chris O'Donnell
Published 01 Jun 2016
95% complete
MRI Ultrasound
Case

Hidradenitis suppurativa

  Diagnosis certain
Chris O'Donnell
Published 10 Apr 2016
91% complete
Ultrasound
Case

Calcific tendinitis - Achilles

  Diagnosis certain
Chris O'Donnell
Published 09 Apr 2016
91% complete
Ultrasound
Case

Calcific tendinopathy - supraspinatus

  Diagnosis certain
Chris O'Donnell
Published 09 Apr 2016
89% complete
X-ray MRI Ultrasound
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

Post cosmetic injection cheek nodules

  Diagnosis almost certain
Chris O'Donnell
Published 10 Mar 2016
74% complete
MRI Ultrasound
Case

FDG PET positive benign peripheral Schwannoma

  Diagnosis certain
Chris O'Donnell
Published 17 Feb 2016
89% complete
Nuclear medicine Ultrasound MRI
Case

Male breast cancer

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

Peritoneal CSF pseudocyst

  Diagnosis certain
Chris O'Donnell
Published 22 Sep 2015
90% complete
Ultrasound CT
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

Lacrimal gland lymphoma

  Diagnosis certain
Chris O'Donnell
Published 06 Jul 2015
89% complete
CT Ultrasound
Case

Focal fatty sparing of the liver

  Diagnosis almost certain
Chris O'Donnell
Published 24 Jun 2015
77% complete
CT Ultrasound
Case

Sister Mary Joseph nodule - metastatic pancreatic cancer

  Diagnosis almost certain
Chris O'Donnell
Published 17 Jun 2015
80% complete
CT Ultrasound
Case

Prostatic brachytherapy

  Diagnosis certain
Chris O'Donnell
Published 13 Jun 2015
87% complete
CT Ultrasound
Case

Lumbar vertebral osteomyelitis (sans discitis)

  Diagnosis certain
Chris O'Donnell
Published 10 Jun 2015
92% complete
CT Ultrasound MRI
Case

Fetal death - Spalding sign

  Diagnosis certain
Chris O'Donnell
Published 03 Jun 2015
88% complete
Ultrasound
Case

Myositis ossificans

  Diagnosis almost certain
Chris O'Donnell
Published 18 Apr 2015
77% complete
Ultrasound MRI X-ray
Case

Reperfusion testicular hyperemia post torsion correction

  Diagnosis certain
Chris O'Donnell
Published 29 Mar 2015
94% complete
Ultrasound
Case

Metastatic squamous cell carcinoma - neck lymph node

  Diagnosis certain
Chris O'Donnell
Published 16 Mar 2015
89% complete
Ultrasound CT
Case

Vulval hematoma

  Diagnosis certain
Chris O'Donnell
Published 25 Feb 2015
88% complete
Ultrasound
Case

Paratesticular fibrosis

  Diagnosis almost certain
Chris O'Donnell
Published 13 Feb 2015
72% complete
Ultrasound
Case

Scrotal cellulitis

  Diagnosis almost certain
Chris O'Donnell
Published 22 Jan 2015
79% complete
Ultrasound
Case

Gallbladder carcinoma

  Diagnosis probable
Chris O'Donnell
Published 07 Jan 2015
66% complete
Ultrasound
Case

Deep benign fibrous histiocytoma

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

Hepatic congestion: changes to portal vein flow

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

Nipple adenoma

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

Pectoral muscle sarcoma masquerading as breast lump

  Diagnosis almost certain
Chris O'Donnell
Published 19 Dec 2014
80% complete
Ultrasound MRI
Case

Placenta accreta post miscarriage

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

Mesenteric panniculitis

  Diagnosis probable
Chris O'Donnell
Published 22 Oct 2014
62% complete
Ultrasound CT
Case

Cubital bursitis

  Diagnosis certain
Chris O'Donnell
Published 17 Oct 2014
77% complete
MRI Ultrasound
Case

Fibromuscular dysplasia (right renal artery)

  Diagnosis almost certain
Chris O'Donnell
Published 21 Sep 2014
80% complete
Ultrasound CT
Case

Suture granuloma

  Diagnosis almost certain
Chris O'Donnell
Published 03 Sep 2014
74% complete
CT Ultrasound
Case

Chondrosarcoma of the scapula

  Diagnosis probable
Chris O'Donnell
Published 29 Aug 2014
62% complete
CT Ultrasound Nuclear medicine
Case

Adenomatoid tumor of the testicular tunica

  Diagnosis almost certain
Chris O'Donnell
Published 29 Aug 2014
75% complete
Ultrasound
Case

Ureterocoeles (bilateral)

  Diagnosis certain
Chris O'Donnell
Published 25 Aug 2014
72% complete
Ultrasound
Case

Chronic tophaceous gout

  Diagnosis almost certain
Chris O'Donnell
Published 18 Aug 2014
75% complete
X-ray Ultrasound
Case

Recurrent cystic hygroma - adult

  Diagnosis almost certain
Chris O'Donnell
Published 29 Jul 2014
77% complete
MRI Ultrasound
Case

Malignant ileo-colic intususception - MRI findings

  Diagnosis probable
Chris O'Donnell
Published 17 Jan 2014
56% complete
MRI Ultrasound
Case

Metastatic small cell lung cancer to bone - false negative CT lumbar spine

  Diagnosis certain
Chris O'Donnell
Published 29 Dec 2013
89% complete
CT MRI Nuclear medicine Ultrasound
Case

Hyperstimulated ovarian torsion

  Diagnosis almost certain
Chris O'Donnell
Published 13 Nov 2013
75% complete
Ultrasound
Case

Lobar nephronia

  Diagnosis almost certain
Chris O'Donnell
Published 04 Feb 2013
72% complete
Ultrasound
Case

Right epididymitis

  Diagnosis certain
Chris O'Donnell
Published 19 Jan 2013
75% complete
Ultrasound
Case

Grapes in stomach (ultrasound findings)

  Diagnosis almost certain
Chris O'Donnell
Published 07 Jan 2013
60% complete
Ultrasound
Case

Squamous cell carcinoma metastasis to the kidney

  Diagnosis almost certain
Chris O'Donnell
Published 10 Nov 2012
75% complete
Ultrasound MRI Nuclear medicine CT
Case

Splenic epidermoid cyst

  Diagnosis probable
Chris O'Donnell
Published 03 Oct 2012
63% complete
Ultrasound
Case

Seminal vesicle cyst with ipsilateral renal agenesis

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

Gallbladder sludge

  Diagnosis certain
Chris O'Donnell
Published 18 Sep 2012
82% complete
Ultrasound
Case

Implantation dermoid

  Diagnosis probable
Chris O'Donnell
Published 18 Sep 2012
63% complete
Ultrasound
Case

Polycystic kidney with infected cyst

  Diagnosis certain
Chris O'Donnell
Published 02 Sep 2012
95% complete
Ultrasound CT
Case

Malignant biliary obstruction - Courvoisier sign

  Diagnosis certain
Chris O'Donnell
Published 18 Aug 2012
89% complete
CT Ultrasound
Case

Adrenal metastasis from small cell lung cancer

  Diagnosis almost certain
Chris O'Donnell
Published 09 Aug 2012
73% complete
X-ray CT Ultrasound Nuclear medicine
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

Morton neuroma and intermetatarsal bursitis

  Diagnosis almost certain
Chris O'Donnell
Published 19 Jul 2012
75% complete
Ultrasound MRI
Case

Common extensor tendinopathy (lateral epicondylitis)

  Diagnosis certain
Chris O'Donnell
Published 29 Jun 2012
75% complete
Ultrasound
Case

Reactive synovitis - third metacarpophalangeal joint

  Diagnosis certain
Chris O'Donnell
Published 28 Jun 2012
77% complete
Ultrasound X-ray
Case

Metastatic squamous cell carcinoma

  Diagnosis almost certain
Chris O'Donnell
Published 26 Jun 2012
74% complete
Nuclear medicine Ultrasound
Case

Parapharyngeal schwannoma

  Diagnosis certain
Chris O'Donnell
Published 08 Jun 2012
87% complete
Ultrasound MRI
Case

Bladder prolapse into vagina

  Diagnosis probable
Chris O'Donnell
Published 06 Jun 2012
64% complete
CT Ultrasound
Case

Mesenteric adenitis

  Diagnosis almost certain
Chris O'Donnell
Published 04 Jun 2012
63% complete
Ultrasound
Case

Cephalohematoma

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

Ureteropelvic junction obstruction in lower pole moiety of duplex kidney

  Diagnosis certain
Chris O'Donnell
Published 19 Apr 2012
73% complete
Nuclear medicine CT Ultrasound
Case

Gas in biliary tree - false positive bile duct strictures (CT cholangiography)

  Diagnosis certain
Chris O'Donnell
Published 06 Apr 2012
81% complete
Ultrasound CT
Case

Benign epithelial or sebaceous cyst

  Diagnosis certain
Chris O'Donnell
Published 29 Mar 2012
92% complete
MRI Ultrasound
Case

Forearm (bone and soft tissue) vascular malformation

  Diagnosis almost certain
Chris O'Donnell
Published 26 Mar 2012
59% complete
X-ray Ultrasound MRI
Case

Incarcerated right femoral hernia - containing appendix

Chris O'Donnell
Published 25 Mar 2012
45% complete
CT Ultrasound
Case

Secondary lymphedema of the breast

  Diagnosis certain
Chris O'Donnell
Published 22 Mar 2012
86% complete
Mammography Ultrasound CT MRI
Case

Implantation metastasis

  Diagnosis almost certain
Chris O'Donnell
Published 02 Mar 2012
73% complete
CT Ultrasound
Case

Tonsillar squamous cell carcinoma

Chris O'Donnell
Published 22 Feb 2012
48% complete
Ultrasound Nuclear medicine MRI
Case

Thrombosis in forearm vascular malformation

  Diagnosis almost certain
Chris O'Donnell
Published 19 Feb 2012
62% complete
Ultrasound MRI
Case

Hydronephrosis due to calculus

  Diagnosis certain
Chris O'Donnell
Published 05 Feb 2012
79% complete
Ultrasound
Case

Crohn disease

  Diagnosis almost certain
Chris O'Donnell
Published 31 Jan 2012
68% complete
Ultrasound MRI
Case

Acute appendicitis (transvaginal ultrasound)

  Diagnosis probable
Chris O'Donnell
Published 19 Jan 2012
69% complete
Ultrasound
Case

Distended left iliopsoas bursa - causing acute femoral nerve palsy

  Diagnosis almost certain
Chris O'Donnell
Published 13 Jan 2012
77% complete
MRI Ultrasound
Case

Gastric band induced megaesophagus presenting as a neck mass

  Diagnosis certain
Chris O'Donnell
Published 11 Jan 2012
86% complete
CT Ultrasound Fluoroscopy

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