Originally Posted by
Pilot Muscle
Can you pass a class 1 medical with Paroxysmal Nocturnal Hemoglobinira?
I didn't see that listed anywhere in the FAA's "Guide for Aviation Medical Examiners" but I'd still spend the $$$ to consult with AMAS:
https://www.aviationmedicine.com/
Or you can contact your Regional FAA Medical Office and see if they know. Advantage is that's free.