This site is targeted at medical and radiology professionals, contains user contributed content, and material that may be confusing to a lay audience. Use of this site implies acceptance of our Terms of Use.

Radiopaedia.org is a free educational radiology resource with

one of the web's largest collection of radiology cases and reference articles.

Anyone can join. Anyone can edit.

Registration is free & takes only 2 minutes.

Case of the Day

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Distended left iliopsoas bursa - causing acute femoral nerve palsy

View Case

What is Radiopaedia.org ?

Radiopaedia is a rapidly growing open-edit educational radiology resource which has been primarily compiled by radiologists and radiology residents / registrars / fellows from across the world. The site's collective aim is to create the best radiology reference available, and to make it available for free, forever and for all.. read more

Getting involved !

If you are new to Radiopaedia.org or interested in contributing or collaborating for the first time, we recommend famliarisation with a few initial resources which will assist you in getting started. If you are unsure where to start, we have this page outlining various articles in need of more tender loving care and refinement. You could also upload educational or interesting cases which you can then maintain under your individual case file. 

You can also cover the basics by watching a couple of  YouTubeTM screencast tutorials :

  1. creating an article
  2. creating a case

More ...

Radiopaedia.org is more than just a reference site.

  • iPad or iPhone radiology teaching files : collections of cases with questions and answers as well as relevant articles with pathology and illustrations
  • case of the day : presented on this page every day
  • twitter feed : includes the case of the day and other information about Radiopaedia.org
  • facebook page : includes the case of the day and other information about Radiopaedia.org

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