TMGRS Decision Aid
Metoidioplasty and Phalloplasty Compared
The pros, cons, and risks of metoidioplasty and phalloplasty are compared in the below table.
Metoidioplasty
Phalloplasty
Pros
Masculine perineum
Possibility of standing to urinate (?%)
Higher chance of maintaining erogenous sensation
One
Two
Three
Cons
Irreversible
Lower chance of being able to stand to urinate compared to phalloplasty
Must have a hysterectomy / ovary removal and vaginectomy prior to
No longer able to become pregnant
Unable to have penetrative vaginal intercourse
One
Two
Three
Risks
Urethral stricture (?%)
Urethral Fistula (?%)
Need for indwelling bladder catheter for several weeks
Injury to the rectum/bowel/intestines (requiring bowel diversion/stoma) (~1-2%)
Injury to the urinary tract (?%)
Need for repeat procedures (?%)
Anesthetic risks
One
Two
Three