I had a colonoscopy once, and they struggled to get around the bend, so effectively jammed the probe into the walls of my intestines several times.
It's one of the weirdest pain experiences I've had. It was very painful, yet also very distinctly undefined in terms of location, to the point where the pain felt surreal. Like, the fact that I couldn't feel what was hurting made it feel like the pain wasn't real, yet it was clearly very painful.
Isn’t this basically what headaches are? We have no pain receptors in the brain of course, and I was under the impression headaches are largely refereed pain.
If not all of them, it’s certainly a subset, which is just another interesting dimension of your experience.
It's one of the weirdest pain experiences I've had. It was very painful, yet also very distinctly undefined in terms of location, to the point where the pain felt surreal. Like, the fact that I couldn't feel what was hurting made it feel like the pain wasn't real, yet it was clearly very painful.