I think you are making the right decision. The stress sounds like it is doing more damage than possible ringworm infection. Besides that, ringworm is not deadly and if you are treating it and deep cleaning, its more likely to get better than worse i would think.
As far as the lamp i read it...
I feel your pain. I only have 1 new kitten and no other cats so my situation is a little easier than yours. She tested positive for ringworm on her nose and eye. Its super tiny but the internet scared the crap out of me with the clean your house head to toe and throw away all scratch posts and...
I would personally pick the top tree. Just like the way it looks better. Plus it looks to be taller than the bottom tree which i think the cat will like better.
I have this tree in beige. My cat loves her cat tree. She chills up on the top level all the time. she hangs out in the top box sometimes too. She uses all the scratching posts but has absolutely destroyed the bottom ramp. It needs a reupholster but she likes it shredded so i leave it. I used...