And one more thing. Just got back from the hospital, and it's over! (for now at least, not at all certain if it will happen again but might).

This is innate; I have never heard of such a thing. Being born with bacterial cysts in the lungs, which under certain circumstances can grow and make a person so sick that it can become serious, but when this was discovered in May, I was told immediately that it was serious without any explanation as to how serious it was.