What does minus 3 station mean?
Fetal station is stated in negative and positive numbers. -5 station is a floating baby. -3 station is when the head is above the pelvis. 0 station is when the head is at the bottom of the pelvis, also known as being fully engaged.
At what station is the fetal head engaged?
The fetus is at -2 station signifying that the leading bony edge of the presenting part is 2 centimeters above the ischial spines. The head is engaged at 0 station.
What do stations mean in labor?
Station is another term used to indicate the progress of labor, and it refers to the position of the baby’s “presenting part” in relation to the ischial spines in the pelvis. A zero station means the presenting part (usually the baby’s head) is level with the spines.
What does minus 2 station mean in pregnancy?
A negative number (-5 to 0) means that your baby’s head isn’t engaged in the pelvis. During labor, it is common for a baby to be at -3, -2, or -1. A positive number (0 to +4) means that your baby’s head is moving down the pelvis and +5 means your baby is crowning (being born).
What is Station in pregnancy?
Station is the measurement of the baby relative to the ischial spines. Consistency. Ranging from firm to soft, this describes the consistency of the cervix. The softer the cervix, the closer to delivering the baby.
What fetal station do you start pushing?
Once your cervix is 10cm dilated, 100% effaced, and your baby is (at the very least) at 0 station, you are now what we call “complete,” and this is when you can start pushing.
What does loss of fetal station mean?
A vaginal exam can also identify loss of fetal station (movement of the fetal presenting part towards the abdominal cavity), which can occur with a uterine rupture if part of the fetus enters the peritoneum.
What does station mean for pregnancy?
in Pregnancy & Childbirth. In obstetrics, station refers to descent of the fetal presenting part (hopefully the head) in the pelvis. An imaginary line is drawn between the two bones in the pelvis (known as ischial spines).
Does station mean baby has dropped?
Usually about two weeks before delivery, your baby will drop into the birth canal. This is called being “engaged.” At this point, your baby is at station 0. This drop into the birth canal is called a lightening.
What is a minus station in pregnancy?
This is the “zero” line, and when the baby reaches this line it is considered to be in “zero station.” When the baby is above this imaginary line it is in a minus station. When the baby is below, it is in a “plus” station. Stations are measured from -5 at the pelvic inlet to +4 at the pelvic outlet.
What is the meaning of-3 station in pregnancy?
Fetal station is stated in negative and positive numbers. -5 station is a floating baby. -3 station is when the head is above the pelvis. 0 station is when the head is at the bottom of the pelvis, also known as being fully engaged. +3 station is crowning and beginning to emerge from the birth canal.
What are the different station numbers in pregnancy?
Fetal Station Numbers 1 -5 station is a floating baby. 2 -3 station is when the head is above the pelvis. 3 0 station is when the head is at the bottom of the pelvis, also known as being fully engaged. 4 +3 station is crowning and beginning to emerge from the birth canal. 5 +5 station is crowning.
What is the meaning of +5 station in pregnancy?
Positive numbers above +3 to +5 means fetal head is crowning and it is time to deliver the baby. 3. Zero station: 0 station means the top of the fetal head is said to be engaged in the pelvis. Fetal head is engaged, because the widest portion of the fetal head has entered the opening of the birth canal.