operating room; operating theatre
surgery; surgical procedure
transplant surgery; transplant operation
major surgery; major operation
orthopedic surgery; plastic surgery
operating gown; surgical suit
reoperation; repeat surgery; second surgery; surgical revision
operation scar; scar from an operation
laparotomy (abdominal surgery)
operation scar; scar from an operation
surgical castration; castration surgery; neutering; orchiectomy; orchidectomy
heart transplant operation
surgical sterilization; contraceptive operation
brain surgery; brain operation; neurosurgery
endoscopic surgery; keyhole surgery
plastic surgery; plastic operation
surgical operation; surgical procedure; surgery
minor surgery; minor operation
reconstructive operation; reconstructive surgery
laser-assisted in-situ keratomileusis (type of laser eye surgery); LASIK
sex reassignment surgery; sex change surgery; SRS
sterilization (operation); sterilisation
phimosiectomy; circumcision (for phimosis)
hair replacement surgery; hair transplantation surgery
vision correcting surgery
day surgery; day procedure
appendectomy; appendicectomy; appendisectomy
eugenic sterilization; eugenic sterilisation
decompression surgery; surgery under decompression
glaucoma filtration surgery
artificial hip replacement surgery
selective reduction operation; multifetal pregnancy reduction
varicocelectomy; varicocele surgery