Definitions Flashcards
Gravid
The number of pregnancies, regardless of outcomes.
Para/Parity.
The number of babies born after 20 weeks gestation.
G6P4
Gravida 6 Para 4 means pregnant 6 times (includes the current pregnancy) and has previously delivered 4 babies at more than 20 weeks gestation.
Grand multipara
A woman who has delivered 5 or more babies at more than 20 weeks gestation.
Abortion/Miscarriage
Pregnancy loss before 20 weeks gestation.
Labour
Regular painful contractions with cervical change after 20 weeks gestation.
Lower Uterine Segment Caesarean Section
Operative delivery of the baby through an incision in the lower uterine segment.
Classical Caesarean Section
Operative delivery of the baby through a vertical incision in the upper segment of the uterus.
Hysterotomy
Operative delivery of the baby through a uterine incision at less than 20 weeks gestation.
Preterm Labour
Labour at less than 37 weeks gestation.
Pre labour Rupture of Membranes (PROM)
Rupture of the membranes before the onset of labour.
Premature Pre-labour Rupture of Membranes (PPROM)
Rupture of the membranes before labour at less than 37 weeks gestation.
ARM/AROM
Artificial rupture of the membranes.
SROM
Spontaneous rupture of the membranes.
Braxton Hicks contractions
Painless uterine contractions in the antenatal period.
Naegles Rule
To estimate the probable date of confinement.
Add 9 months and 7 days to the first day of the last menstrual period.
A correction is required if the patient does not have 28 day cycles.
First Stage of Labour
From the start of labour until full dilatation of the cervix.
Second Stage of Labour
From full dilatation of the cervix until birth of the baby.
Third Stage of Labour
From the birth of the baby until the delivery of the placenta and membranes.
Spurious or False Labour
Uterine contractions which may be regular and/or painful, but are not associated with cervical effacement and dilatation.
Oxytocic
Medication that stimulates contractions of the uterine muscle.
Tocolytic
Medication to stop uterine contractions.
Induction of Labour
The process of causing labour to commence.
Augmentation of Labour
The process of stimulating a labour that has already started.
Placenta Praevia
Placenta that approaches or covers the internal cervical os in late second or third trimester.
Vasa Praevia
Fetal vessels lying in the membranes in front of the presenting part.
Antepartum Haemorrhage
Bleeding >5ml from the vagina after 20 weeks gestation.
Abruption
Separation of the placenta from the uterus in the antenatal or intrapartum period.
Post Partum Haemorrhage
Vaginal bleeding of more than 500ml in the first 24 hours after delivery.
Secondary Post Partum Haemorrhage
Vaginal bleeding of more than 500ml more than 24 hours after delivery.
Placenta Accreta
Placenta that invades the myometrium.
Uterine Atony
Abnormal relaxation of the uterus after delivery, usually causing bleeding.
Isoimmunisation
Blood group antibodies cross the placenta resulting in haemolysis of fetal red blood cells. Antibodies include D, c, K (Kell), Kidd, Duffy etc.
CTG
Cardiotocograph.
Neonatal Death
A liveborn infant who dies within 28 days of birth, of at least 20 weeks gestation or weighing >400gm if gestation is unknown.
Stillbirth
An infant born after 20 weeks gestation (or birthweight over 400gm if gestation is unknown) who did not show any signs of life after birth.
Perinatal Mortality Rate
The number of stillbirths plus neonatal deaths per 1000 births.
Maternal Death
The death of a woman while pregnant (irrespective of the gestation) or within 42 days of the conclusion of the pregnancy irrespective of the cause of death or gestation at delivery.