Archive | December 2012

Happy New Year! Make 2013 a year of fun, learning and compassion. With love, from Radiology Signs…

Happy New Year! Make 2013 a year of fun, learning and compassion. With love, from Radiology Signs…
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Leontiasis ossea – a largely historical term used to describe a…


Photo credit: Vincenzo Gianferrari Pini License: This file is licensed under the Creative Commons “Attribution-ShareAlike 2.5 Italy”

Leontiasis ossea – a largely historical term used to describe a number of conditions which result in the affected patient’s face resembling that of a lion. Although it is most frequently the result of craniofacial fibrous dysplasia (as in this case), the term has a broader usage encompassing other expansile facial bone diseases such as Paget’s disease

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Did you get an iTunes gift card for Christmas and don’t…

Did you get an iTunes gift card for Christmas and don’t know what to buy? Then why not help support us and your learning by purchasing a new radiology ‘case pack’ from within our awesome iPad / iPhone App! Just a suggestion 🙂

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Holly leaf sign – refers to the typical chest radiograph…

Holly leaf sign – refers to the typical chest radiograph appearance of calcified pleural plaques. The well-defined but irregular thickened edges simulate the appearance of a holly leaf. ‘Geographic density’ is another common term used to describe their appearance. Pleural plaques are the most common form of asbestos related disease

A MERRY CHRISTMAS TO YOU ALL from the team at Radiopaedia.org

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CRITOE – the important mnemonic used to remember the names and…

CRITOE – the important mnemonic used to remember the names and order of appearance of the six elbow ossification centers. Elbow trauma is common in childhood and knowing CRITOE can be critical to detecting important pathology. This video tutorial includes two abnormal teaching cases which start at 3:31.

C – capitellum : 1 year

R – radial head : 3 years

I – internal (medial) epicondyle : 5 years

T – trochlea : 7 years

O – olecranon : 9 years

E – external (lateral) epicondyle : 11 years

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QUIZ: 8 month old boy with 10 day history of wrist swelling….

QUIZ: 8 month old boy with 10 day history of wrist swelling. What is the ‘not-to-be-missed’ diagnosis? Click for ANSWER

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Arcuate sign – a subtle but important avulsion fracture of the…

Arcuate sign – a subtle but important avulsion fracture of the proximal fibula at the site of arcuate ligament complex insertion. It is associated with cruciate ligament injury in around 90% of cases and represents an unstable posterolateral corner injury. When detected, the arcuate sign should prompt further evaluation with MRI and referral to an orthopaedic surgeon. 

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