58.0 Urethrotomy
Excision of urethral septum
Formation of urethrovaginal fistula
Perineal urethrostomy
Removal of calculus from urethra by incision
Excludes:
drainage of bulbourethral gland or periurethral tissue (58.91)
internal urethral meatotomy (58.5)
removal of urethral calculus without incision (58.6)