Didn’t mean to leave things on a cliffhanger, more that I wandered away from the keyboard and didn’t come back. (Oops!)
My lung function is, apparently, fine. My shortness of breath and fatigue are due to another issue that I’m working on with yet another specialist.
In other things, I’m trying to write more (failing), have a book to beta-read (failing), and trying to keep up with housework (bleh). How are you?
Living ~400lbs 
I hope you figure out the problem, that sounds sucky! I discovered too much sugar contributes to my depression and anger, so I’m working on keeping that in check.