Well... I can't say I know a lot about this.  But I've had a life-long struggle with gender identity disorder & I've had some experience with it myself.
There have been a couple of other posts on this subject, here on PC, in the past. I don't know if reading through them will be of any help.  However here are links to them along with a link to an article by DocJohn on cutting & self-injury:
https://forums.psychcentral.com/self...a-breasts.html
https://forums.psychcentral.com/self...r-warning.html
https://psychcentral.com/blog/cutting-and-self-injury/
My best wishes to you...
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"I may be older but I am not wise / I'm still a child's grown-up disguise / and I never can tell you what you want to know / You will find out as you go." (from: "A Nightengale's Lullaby" - Julie Last)
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