A vertex presentation is the most common and desirable. In this position the baby's head enters the birth canal first.
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presentation is just medical speak for 'baby's head-down in the birth canal and raring to go!' About 97 percent of all deliveries are headfirst, or -- and rare is the OB who will try to deliver any other way.
Headfirst position is called the vertex position.
Feetfirst position is called a breech position.
OBJECTIVE: This study was undertaken to assess the utility of the nulliparous term singleton cesarean birth (NTSV CB) measure as a quality improvement tool for use at the hospital level.
Vertex: Head first.
Villi: Projection from a mucous membrane. Most important within the placenta in the exchange of nutrients from maternal blood to the placenta and fetus.
presentation position of the baby in the uterus, in which the baby's head enters the birth canal first. This is the most common and desirable position for birth.
Vertex ( vertex presentation )
The top of the head just in front of the occipital fontanel. Vertex presentation describes a type of cephalic presentation where the top of the fetal head is felt through the cervix on vaginal examination.
The Cephalic or Presentation - In the vertical position, with the head inclined and installed in the basin with legs folded in the high part of the uterus.
If both babies are vertex and the labor is progressing smoothly, there would be no need for a cesarean. Most obstetricians would agree with this.
The only allowable vaginal delivery with a breech (any non-head-first--""--position) is the frank breech, when both legs are flexed straight up (not bent at the knees), ...
At 41 weeks, the baby setttled on a vertex presentation. According to the records (which I disagree with), my labour started around 5:30pm Nov 7th. habitually got contractions at this time of day, easing off at about 11:00pm.
Generally, in twins, if both fetuses are in the (head-down) position and there are no other complications, a vaginal delivery is possible.
ECV is not attempted earlier than 37 weeks because the baby may revert back to the breech position before birth (about 4 percent of fetuses return to a breech position after a successful ECV), most babies rotate to the vertex position on their own by ...
The most common, and preferred, position for a baby to be in during labor is the head down, or position.
Assess the baby's position, whether head-first (vertex) or bottom-first (breech), and determine how far the baby has moved down the birth canal (station).
Gently push on the baby's head with one finger.
The safest way for a baby to be born is head first or in the presentation.
Somewhere between 28 and 32 weeks' gestation, a baby should turn head down in the uterus in preparation for birth, called vertex position.
In the last weeks of pregnancy, the baby typically moves into a or head-down position, where he remains until birth.
This simply means that your doctor or midwife will use their hands on the outside of your abdomen to encourage your baby to get into a head down or vertex position.
One twin is (head down) and one is breech (lower part of the body comes first) about 40% of the time. One (or more) can also be transverse (baby lies across Mom's pelvis). The McCaughey septuplets were in a pyramid configuration.
Four hundred forty-seven patients were excluded because of nonvertex presentation, cesarean delivery before active phase of labor, multiple gestation, delivery at less than 37 weeks' or greater than 42 weeks' gestation, induction of labor, ...
The majority of babies are now in the birth position, either head down () or butt down (breech), most will maintain this position until birth. Any movements that they make are more likely to be rolls from side to side.
After the first baby is born, doctors will feel the position of the second twin and if necessary attempt to manually move it into a vertex (head down) position.
By around week 32 of pregnancy, two-thirds of babies have adopted the normal head-down position in the uterus (womb), also known as the cephalic or position. By 36 weeks of pregnancy, 95% has adopted this head-first position.
Cephalic (Ceph) or vertex
The usual position of a baby in later pregnancy - head down.
A single trial has assessed the effect of caesarean section for delivery when the second twin was in a non- presentation. As would be expected, maternal febrile morbidity and need for general anaesthesia was increased with caesarean section.
* C or Ceph (cephalic) or Vx (vertex) - head down
* Br (breech) - feet or bottom first ...
However this is very rare and most often one will be in the position and the other in the breach. Most often when a woman is pregnant with more than a single baby she could give birth between the 34th and the 37th week.
If this is your first baby, he will probably settle into a head-down position in your pelvis at about 36 weeks of your pregnancy. By the time labour begins, about 96 per cent of babies are in a head-down (vertex) position (RCOG 2006a).
Her pregnancy was uncomplicated. The presentation was and the route of delivery was by Cesarean section with labor. APGAR scores were 9 at 1 minute and 9 at 5 minutes; he did not require cardiopulmonary resuscitation.
There is no increased risk of CP just because the baby is positioned this way, but any vaginal breech delivery has an increased risk of CP and damage to the baby, more so than a vertex (head first) delivery.
There's the risk that attempting a vaginal birth might result in having an emergency C-section anyway, but the C-section rate is the same for women
having a , or head-down, delivery, Mundle explains.
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See also: Pregnancy, Delivery, Vagina, Ultrasound, Cervix