Red rumped swallow (diagram)

Case contributed by Andrew Dixon
Diagnosis not applicable
Diagram

The tail of the swallow resembles the appearance of the healthy nigrosome-1 on HR-SWI MRI. Picture modified from Wikipedia: http://en.wikipedia.org/wiki/Swallow by Schwartz et al. 

Image used under Creative Commons licence. Original source: Schwarz ST, Afzal M, Morgan PS et al. The 'swallow tail' appearance of the healthy nigrosome - a new accurate test of Parkinson's disease: a case-control and retrospective cross-sectional MRI study at 3T. PLoS ONE. 2014;9 (4): e93814. doi:10.1371/journal.pone.0093814

How to use cases

You can use Radiopaedia cases in a variety of ways to help you learn and teach.

Creating your own cases is easy.

Updating… Please wait.

 Unable to process the form. Check for errors and try again.

 Thank you for updating your details.