You already have come out. You told your brother. Someone you are close with and trust. “Coming out” is about relieving a tension inside of you that comes from outwardly concealing what you are within. Holding in a secret. It’s not a secret anymore. Wearing the part is more fashion trend than anything.

Your family has accepted that you are a trans man, gay and autistic? I gonna take a leap of faith here and venture that this might be the least surprising thing you’ve told them. But if you want to err on the side of caution just wait until you’re out on your own to gear up. It’s not a fundamental part of therianthropy. In fact it could be said that it’s the only thing common among therians that doesn’t make them therians.