I've had friends suffer from eczema. I also have had a glimpse of the experience at a point in time. Though none of that are even a bit as horrifying as what I've just read.
Like you said, skins are different. Sorry you've not been so lucky with it but I commend your courage to fight through to this point.
You're also a very good writer.
Welcome to steemit and hope to see more of your posts under the steemstem tag.