Metoidioplasty, sometimes referred to as a meto or meta, is an alternative to phalloplasty for Transmen Perovic S, and Djordjevic M. "Metoidioplasty: a variant of phalloplasty in female transsexuals" BJU International. 92(9):981-985. 2003.. With the effects of testosterone treatment, the clitoris enlarges, over time, to an average of 4-5 cm.Meyer W, et al. “Physical and hormonal evaluation of transsexual patients: a longitudinal study.” Arch Sex Behav. 15(2):121-138. 1986.