Neural correlates of interspecies perspective taking in the post-mortem Atlantic Salmon

fMRI of dead salmon. A winner in this years Ig Nobels
You will need to confirm with your doctor that their reading of your fMRI  is better than a dead salmon. Ask them if you have better brain activity.
The paper here:
http://prefrontal.org/files/posters/Bennett-Salmon-2009.pdf
A bloggers writeup here:

Dead Fish Wins Ig Nobel

Its actually serious science if researchers and doctors can't read scans properly.

See acupuncture using fMRIs scans to prove efficacy. Not that I believe these studies.

Neuronal specificity of acupuncture response: a fMRI study with electroacupuncture. 

 An fMRI study showing the effect of acupuncture in chronic stage stroke patients with aphasia.