Interesting article at the HuffPost on Aug. 31, 2019.
Sometimes Treating Pain Is As Important As Treating Disease
Why ‘palliative care’ can make such a difference, and why so
few people get it.
File for disability benefits.
Appeal your case.
How you presented your initial application was the best you could do at that time given what you knew and were told.
But, if you were not successful, appeal (1) because you are disabled and (2) because you can improve on your presentation.