It's referred pain from stuck liver stones . They hurt like hell, but better than when you have to feel it in your liver. But that's coming, I'm sure.
Get Dr. Clark's book 'cure for all diseases' free download here under the book name over in the image menu. Read the section 'pain head to toe', under liver.
She talks about the way to deal with them. Once I did a good Liver Flush (as in her book's version) I never had any pain like that again.
But better do depaasiting with zapper first, cuz if you have parasites in your liver, it doesn't work very well, and can make you feel quite sick.