common abbreviations used in obs & gynae

Last reviewed 08/2022

ARM - artificial rupture of membranes

CTG - cardiotocogram - device measuring fetal heart rate and uterine contractions

EDD - estimated date of delivery

LMP - last menstrual period (date of first bleed)

SROM - spontaneous rupture of membranes

TOP - termination of pregnancy

  • STOP - suction
  • PGTOP - prostaglandin

IOL - induction of labour

Other abbrieviations are listed in the index as synonyms.