Placebo analgesia in patients with functional and organic abdominal pain: a fMRI study in IBS, UC and healthy volunteers

Conclusions Patients with IBS failed to effectively engage neural downregulation of rectal distension-induced pain during placebo analgesia, indicating a specific deficit in cognitive pain inhibition, which may in part be mediated by depression.

http://gut.bmj.com/cgi/content/short/64/3/418?rss=1

Source: Gut - February 3, 2015 Category: Gastroenterology Authors: Schmid, J., Langhorst, J., Gass, F., Theysohn, N., Benson, S., Engler, H., Gizewski, E. R., Forsting, M., Elsenbruch, S. Tags: Neurogastroenterology Source Type: research