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.
placenta praevia
Abnormal placental implantation where the placenta partially or completely covers the cervical opening.
placental abruption
Premature separation of a normally implanted placenta from the uterine wall before delivery.
polyhydramnios
Excessive accumulation of amniotic fluid during pregnancy, opposite of oligohydramnios.
polymenorrhoea
Frequent menstrual periods occurring at intervals less than 21 days.
postpartum haemorrhage
Excessive bleeding following childbirth, defined as blood loss exceeding 500ml after vaginal delivery or 1000ml after ca...
PPROM
Preterm premature rupture of membranes; rupture of amniotic membranes before 37 weeks gestation.
precipitate labour
Abnormally rapid labour lasting less than three hours from onset to delivery.
preeclampsia
A pregnancy complication characterized by high blood pressure and protein in the urine after 20 weeks gestation.
primigravida
A woman experiencing her first pregnancy, regardless of outcome.
PROM
Premature rupture of membranes; rupture of amniotic sac before onset of labor.
pudendal block
Regional anesthesia technique involving injection of local anesthetic near the pudendal nerve to provide perineal analge...
pudendal nerve block
Regional anesthesia technique targeting the pudendal nerve to provide pain relief for perineal procedures during deliver...
Puerperium
The period following childbirth during which maternal physiology returns to the non-pregnant state.
Restitution
The rotation of the fetal head to align with the shoulders after delivery of the head.
Rubra
The initial type of lochia, appearing as bright red vaginal discharge immediately after delivery.
shoulder dystocia
An obstetric emergency where the fetal shoulders become impacted after delivery of the head, requiring specific manoeuvr...
station
The position of the fetal presenting part in relation to the maternal ischial spines during labor.
Striae gravidarum
Stretch marks that develop during pregnancy due to skin stretching and hormonal changes.
Symphysis fundal height
The measurement from the symphysis pubis to the top of the uterine fundus, used to assess fetal growth.
symphysis pubis dysfunction
Painful condition affecting the joint between the pubic bones, commonly occurring during pregnancy and postpartum.
threatened abortion
Pregnancy complication with vaginal bleeding but closed cervix before 20 weeks gestation.
tocophobia
Pathological fear of pregnancy and childbirth that may influence reproductive decisions.
uterine atony
Failure of the uterus to contract adequately after delivery, leading to continued bleeding from placental attachment sit...
uterine inversion
Turning of the uterus inside-out, typically occurring after delivery and constituting an obstetric emergency.