Robert Jordan, author of the "Wheel of Time" fantasy series, died of this disease in 2007.
https://en.wikipedia.org/wiki/Robert_Jordan#Illness_and_deat...
https://en.wikipedia.org/wiki/Robert_Jordan#Illness_and_deat...
It's been almost twenty years, so it shouldn't surprise me that new research means that people who died in the past maybe could have survived longer if we had known better. And, of course, Jordan was going to die some day. But I certainly wish he'd had more time.
Today, PA is easily treated with vitamin B12 injections.