She's had every type of test known to man,
a dozen times over.
She's had a gob of tests, that's for sure.
But I keep hearing it repeated like an article of faith that she hasn't had an MRI. I would love to know she's had one because I would feel more comfortable with the diagnosis PVS.
Once more. If you have any kind of proof, please show it. Otherwise, I must assume you are a raving lunatic. Sorry, but your statement above is literally impossible, as you would be DEAD if they gave you every test known to man.