Monday, March 16, 2015

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This patient comes in with this cervical spine X-ray:


Challenge: What's the arrow pointing to?

First image shown under Creative Commons Attribution Share-Alike License, second image is in the public domain.

2 comments:

RaH said...

dens fracture of C2, Odontoid fracture type II ?

Craig Chen said...

yep! C2 fracture
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This is traumatic spondylolysis of C2, also called a Hangman’s fracture, is an unstable injury from extreme hyperextension of the cervicocranium resulting from an abrupt deceleration.

Source: UpToDate; Wikipedia.