PN 135 OB EXAM 2 INTRAPARTUM

Bishop score (pelvic score)
The most commonly used method to rate cervix readiness 4 induction -
ANSWER -bishop score gives points to 5 measurements of the pelvic
examination:
-dilation, effacement of the cervix
station of the fetus
-consistency of the cervix
-position of the cervix

Station - ANSWER -level of the presenting part (fetal part seen) in the
birth canal about the ischial spine to the presenting part of the fetus.

Station assists with assessing - ANSWER fetal descent in labour.

Station measurement
to assess cervical favor-ability - ANSWER An imaginary line@the
ischial spines of the maternal pelvis
Higher is a (-) & lower is (+)

Dilation/effacement/station (5/-1/80%)
desirable for induction ..... - ANSWER scores of 7-10

Reasons to add 1 point to a bishop score - ANSWER preclampsia
-each previous delivery

reasons to subtract 1 point from a bishop score - ANSWER post-date
pregnancy
-nulliparity
-PPROM
(premature-preterm rupture of membranes)

bishop score based on cervix : score 0
-position
- consistency
-effacement
-dilation

, - station - ANSWER score 0
position: posterior
consistency: firm
effacement: 0-30%
dilation: closed
station: -3

bishop score based on cervix : score 1
-position
- consistency
-effacement
-dilation
- station - ANSWER Score 1
position: mid-position
consistency; medium
effacemeent: 30-50%
dilation: 1-2 cm
station: -2

bishop score based on cervix : score 2
-position
- consistency
-effacement
-dilation
- station - ANSWER Score 2
position: Anterior
consistency: soft
effacemeent: 60-70%
dilation: 3-4 cm
station: -1

bishop score based on cervix : score 3
-effacement
-dilation
- station - ANSWER Score 3
Effacement: >80%
Dilation: >5 cm
Station: +1, +2