Obstetric Gynecology Glossary
100 terms total — 24 showing — Last updated 15 Sep 2026
HELLP syndrome HELLP
A severe variant of preeclampsia characterized by Hemolysis, Elevated Liver enzymes, and Low Platelet count.
lochia
Vaginal discharge containing blood, mucus, and tissue that occurs after childbirth.
MacRobert's manoeuvre
An emergency obstetric procedure involving extreme hip flexion to relieve shoulder dystocia.
macrosomia
Fetal overgrowth typically defined as birth weight greater than 4000 or 4500 grams.
malpresentation
Any fetal presentation other than vertex (head-down) position, including breech, transverse, or face presentations.
meconium aspiration syndrome
Neonatal respiratory distress caused by inhalation of meconium-stained amniotic fluid before, during, or after birth.
menorrhagia
Abnormally heavy or prolonged menstrual bleeding during regular cycles.
missed abortion
Early pregnancy failure where the embryo or fetus dies but is retained in the uterus without symptoms of expulsion.
molding
The temporary overlapping of fetal skull bones during passage through the birth canal.
Montgomery's tubercles
Enlarged sebaceous glands on the areola that become prominent during pregnancy and breastfeeding.
moulding
Temporary reshaping of the fetal head during passage through the birth canal due to pressure.
multipara
A woman who has given birth to viable offspring more than once.
Multiparity
The condition of having given birth to viable offspring more than once.
nuchal translucency
Ultrasound measurement of fluid collection at the back of the foetal neck used for Down syndrome screening.
nullipara
A woman who has never carried a pregnancy to viable gestational age (20+ weeks).
occipitoposterior
Fetal position where the back of the baby's head faces the mother's spine during delivery.
oligohydramnios
Abnormally low amount of amniotic fluid surrounding the fetus during pregnancy.
oligomenorrhoea
Infrequent menstrual periods occurring at intervals greater than 35 days.
operative vaginal delivery
Assisted vaginal delivery using forceps or vacuum extraction to facilitate fetal descent and delivery.
ovarian torsion
Rotation of the ovary around its vascular pedicle, causing ischemia and requiring emergency surgical intervention.
Oxytocin augmentation
The use of synthetic oxytocin to strengthen existing labour contractions.
para
The number of pregnancies carried to viable gestational age (20+ weeks), regardless of outcome.
Partogram
A standardized graphical record of labour progress and maternal and fetal wellbeing.
pessary
Medical device inserted into the vagina to support pelvic organs or deliver medication.
placenta accreta
Abnormal placental attachment where chorionic villi invade the myometrium, preventing normal placental separation at del...