i has been quite a while since i made changes to the article so i'm not sure what i was thinking at the time i think the section has some use pain has a biologic function and its location is often key to identifying its cause other factors are the onset of the pain its character intensity provoking factors alleviating factor quality and change with time it could be split out into a separate article and made a lot longer if you want more opinions from people that edit medicine related articles you can solicit more opinions at wp med t c