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

Value of prone CT in renal colic evaluation

 Diagnosis almost certain
Chris O'Donnell
Published 11 Nov 2012
59% complete
CT
Case

Spotted nephrograms - severe hypotension

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

Squamous cell carcinoma metastasis to the kidney

 Diagnosis almost certain
Chris O'Donnell
Published 10 Nov 2012
75% complete
UltrasoundMRINuclear medicineCT
Case

Bleeding sigmoid diverticulum

 Diagnosis certain
Chris O'Donnell
Published 10 Nov 2012
86% complete
Annotated imageCT
Case

Metastatic melanoma to brain

 Diagnosis certain
Chris O'Donnell
Published 09 Nov 2012
95% complete
CT
Case

Empty sella

 Diagnosis certain
Chris O'Donnell
Published 08 Nov 2012
86% complete
CT
Case

Grey matter heterotopia

 Diagnosis certain
Chris O'Donnell
Published 08 Nov 2012
80% complete
CT
Case

Perforated sigmoid diverticular disease into the retroperitoneum

 Diagnosis almost certain
Chris O'Donnell
Published 08 Nov 2012
58% complete
X-rayCT
Case

Lymphocele post groin lymph node dissection for melanoma

 Diagnosis probable
Chris O'Donnell
Published 08 Nov 2012
65% complete
CT
Case

Incarcerated parastomal hernia causing small bowel and ileal conduit obstruction

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

Medullary cavenous hemangioma

 Diagnosis certain
Chris O'Donnell
Published 08 Nov 2012
88% complete
CTMRI
Case

Esophageal cancer infiltration into right main bronchus

 Diagnosis probable
Chris O'Donnell
Published 29 Oct 2012
53% complete
CT
Case

Pericaecal internal hernia

 Diagnosis almost certain
Chris O'Donnell
Published 29 Oct 2012
65% complete
CT
Case

Sarcoidosis associated obstructive jaundice

 Diagnosis probable
Chris O'Donnell
Published 28 Oct 2012
65% complete
MRI
Case

Amiodarone hepatotoxicity

 Diagnosis almost certain
Chris O'Donnell
Published 27 Oct 2012
58% complete
CT
Case

Acute appendicitis arising from a malrotated cecum

 Diagnosis almost certain
Chris O'Donnell
Published 26 Oct 2012
68% complete
CT
Case

Penile carcinoma

 Diagnosis almost certain
Chris O'Donnell
Published 24 Oct 2012
58% complete
CT
Case

White-out right hemithorax - malignant pleural effusion

 Diagnosis probable
Chris O'Donnell
Published 24 Oct 2012
68% complete
CT
Case

Tip of the basilar thrombosis

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

Ampullary neoplasm: histology unknown

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

Hodgkin lymphoma: gross mesenteric lymphadenopathy

 Diagnosis almost certain
Chris O'Donnell
Published 16 Oct 2012
71% complete
X-rayCT
Case

Traumatic laryngeal rupture

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

Congenital aqueduct stenosis producing the "sunset eye" sign

 Diagnosis almost certain
Chris O'Donnell
Published 16 Oct 2012
77% complete
CT
Case

Superior mesenteric artery dissection

 Diagnosis certain
Chris O'Donnell
Published 16 Oct 2012
74% complete
CT
Case

Gastric pacemaker for gastroparesis

 Diagnosis not applicable
Chris O'Donnell
Published 16 Oct 2012
49% complete
CT
Case

Cecal distension and secondary ischemia

 Diagnosis certain
Chris O'Donnell
Published 15 Oct 2012
79% complete
CT
Case

Spontaneous pneumothorax due to ruptured apical bullae

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

Osteochondroma

 Diagnosis almost certain
Chris O'Donnell
Published 11 Oct 2012
65% complete
CT
Case

Porencephaly

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

Cerebral hemorrhage post tPA thrombolysis

 Diagnosis certain
Chris O'Donnell
Published 11 Oct 2012
87% complete
CT
Case

Pelvic congestion syndrome

 Diagnosis almost certain
Chris O'Donnell
Published 11 Oct 2012
62% complete
CT
Case

Friedreich ataxia

 Diagnosis probable
Chris O'Donnell
Published 11 Oct 2012
68% complete
CT
Case

Chronic subdural hematoma - importance of dural membranes

 Diagnosis certain
Chris O'Donnell
Published 09 Oct 2012
95% complete
PathologyCT
Case

Mature teratoma of the ovary

 Diagnosis certain
Chris O'Donnell
Published 06 Oct 2012
86% complete
CT
Case

Gallbladder empyema

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

Mixed pneumoconiosis - silicosis with PMF and asbestosis

 Diagnosis almost certain
Chris O'Donnell
Published 06 Oct 2012
77% complete
CT
Case

Splenic epidermoid cyst

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

Posterolateral corner injury of the knee

 Diagnosis certain
Chris O'Donnell
Published 02 Oct 2012
86% complete
MRI
Case

Pituitary microadenoma

 Diagnosis probable
Chris O'Donnell
Published 02 Oct 2012
68% complete
MRI
Case

Ankle joint hematoma masquerading as PVNS

 Diagnosis certain
Chris O'Donnell
Published 02 Oct 2012
89% complete
MRI
Case

Lipoma of the conus

 Diagnosis certain
Chris O'Donnell
Published 27 Sep 2012
80% complete
CTMRI
Case

Giant cell tumor of peroneal tendon sheath

 Diagnosis almost certain
Chris O'Donnell
Published 27 Sep 2012
80% complete
X-rayMRI
Case

Cortical desmoid

 Diagnosis probable
Chris O'Donnell
Published 25 Sep 2012
64% complete
X-rayMRI
Case

Bell palsy

 Diagnosis probable
Chris O'Donnell
Published 25 Sep 2012
53% complete
MRI
Case

Seminal vesicle cyst with ipsilateral renal agenesis

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

Bladder calculus

 Diagnosis certain
Chris O'Donnell
Published 23 Sep 2012
81% complete
CT
Case

Carrot stick fracture - ankylosing spondylitis

 Diagnosis certain
Chris O'Donnell
Published 22 Sep 2012
80% complete
CT
Case

Seroma masquerading as breast prosthesis

 Diagnosis certain
Chris O'Donnell
Published 22 Sep 2012
77% complete
MRI
Case

Vertical talus - rocker bottom foot

 Diagnosis certain
Chris O'Donnell
Published 20 Sep 2012
85% complete
X-ray
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

Supraspinatus tendon tear - arthrographic diagnosis

 Diagnosis certain
Chris O'Donnell
Published 13 Sep 2012
75% complete
Fluoroscopy
Case

Portal venous gas due to small bowel infarction

 Diagnosis certain
Chris O'Donnell
Published 12 Sep 2012
86% complete
CT
Case

Stercoral ulcer and perforation of the sigmoid colon

 Diagnosis certain
Chris O'Donnell
Published 12 Sep 2012
95% complete
CT
Case

Vaccine-induced axillary lymphadenopathy (breast MRI)

 Diagnosis almost certain
Chris O'Donnell
Published 11 Sep 2012
77% complete
MRI
Case

Pachymeningeal metastasis from breast cancer

 Diagnosis probable
Chris O'Donnell
Published 09 Sep 2012
70% complete
Nuclear medicineMRICT
Case

Iselin disease: traction apophysitis base of the 5th metatarsal

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

Heavily calcified breast prostheses

 Diagnosis certain
Chris O'Donnell
Published 04 Sep 2012
75% complete
X-rayCT
Case

Healed unicameral bone cyst following fracture

 Diagnosis certain
Chris O'Donnell
Published 04 Sep 2012
86% complete
X-ray
Case

Polycystic kidney with infected cyst

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

Blow-out fracture right orbital floor

 Diagnosis certain
Chris O'Donnell
Published 29 Aug 2012
83% complete
Annotated imageX-ray
Case

Fistulating gastric B cell lymphoma

 Diagnosis almost certain
Chris O'Donnell
Published 27 Aug 2012
59% complete
CT
Case

Pseudomyxoma peritonei et pleuri - appendiceal mucinous cystadenoma

 Diagnosis almost certain
Chris O'Donnell
Published 27 Aug 2012
71% complete
CT
Case

Right middle lobe collapse: mucous plugging

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

Enlarged Virchow-Robin (perivascular) space

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

Amplatz septal occluder for secundum ASD

 Diagnosis certain
Chris O'Donnell
Published 24 Aug 2012
73% complete
X-rayCT
Case

Plantar fascial medial band rupture

 Diagnosis almost certain
Chris O'Donnell
Published 21 Aug 2012
65% complete
MRI
Case

Prostate cancer

 Diagnosis almost certain
Chris O'Donnell
Published 19 Aug 2012
80% complete
MRI
Case

Cavernous hemangioma upper cervical cord

 Diagnosis probable
Chris O'Donnell
Published 19 Aug 2012
68% complete
MRI
Case

Angiomyolipoma (large, hemorrhagic)

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

Malignant biliary obstruction - Courvoisier sign

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

Adrenal metastasis from small cell lung cancer

 Diagnosis almost certain
Chris O'Donnell
Published 09 Aug 2012
73% complete
X-rayCTUltrasoundNuclear medicine
Case

Tumor thrombus - right inferior pulmonary vein

 Diagnosis almost certain
Chris O'Donnell
Published 07 Aug 2012
77% complete
CT
Case

Chronic right hip dislocation - failed Staheli "shelf" procedure for developmental dysplasia of the hip

 Diagnosis certain
Chris O'Donnell
Published 03 Aug 2012
79% complete
X-ray
Case

Calyceal diverticular calculi

 Diagnosis certain
Chris O'Donnell
Published 27 Jul 2012
74% complete
CT
Case

Acute hepatitis - starry sky appearance

 Diagnosis probable
Chris O'Donnell
Published 25 Jul 2012
64% complete
UltrasoundCT
Case

Rice grain calcification - cysticercosis

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

Pericarditis

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

Nasolabial cyst

 Diagnosis almost certain
Chris O'Donnell
Published 23 Jul 2012
77% complete
MRI
Case

Persistent trigeminal artery

 Diagnosis certain
Chris O'Donnell
Published 20 Jul 2012
77% complete
MRI
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
UltrasoundMRI
Case

Common peroneal nerve palsy - denervation changes

 Diagnosis certain
Chris O'Donnell
Published 17 Jul 2012
95% complete
MRI
Case

Hyperdense middle cerebral artery - MRI equivalent

 Diagnosis certain
Chris O'Donnell
Published 17 Jul 2012
80% complete
CTMRI
Case

Ureteric jet - CT intravenous urogram

 Diagnosis certain
Chris O'Donnell
Published 17 Jul 2012
86% complete
CT
Case

Von Hippel-Lindau syndrome - renal manifestations

 Diagnosis certain
Chris O'Donnell
Published 17 Jul 2012
89% complete
MRI
Case

Peutz-Jeghers syndrome

 Diagnosis almost certain
Chris O'Donnell
Published 16 Jul 2012
65% complete
CT
Case

Common extensor tendinopathy (lateral epicondylitis)

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

Non-union clavicular fracture

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

Reactive synovitis - third metacarpophalangeal joint

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

Proximal intersection syndrome

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

Large distal duodenal polyp

 Diagnosis almost certain
Chris O'Donnell
Published 27 Jun 2012
60% complete
MRICT
Case

Metastatic squamous cell carcinoma

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

Healing OCD lesion medial femoral condyle

 Diagnosis certain
Chris O'Donnell
Published 26 Jun 2012
83% complete
MRI