Gender confirmation surgery (sometimes called sexual reassignment surgery) refers to any form of surgical procedure performed on a transgender person in order to change their sex characteristics to better reflect their gender identity. Surgical procedures are usually preceded by hormone replacement therapy.

Some forms of gender confirmation surgery include:

Those who plan to have surgery but not yet done so are often referred to as pre-op, while those who have already had surgery are referred to as post-op. Those who do not wish to include surgery in their transition are referred to as non-op.

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