Experts| Latest Update
who frequent are accelerations in normal pregnancy 2 accelerations per 20 min (15 beats
for 15 sec at least)
what is normal fetal HR 120-160 BPPM
decrease in fetal HR and a gradual return to baseline taking longer than 30 sec, nadir is after the
peak of the contraction late decel
abrupt decrease in the FHR by at lease 15 beats for at least 15 sec but less than 2 min
variable decel
what do variable decel indicate cord compression
gradual decrease in FHR with onset to nadir > 30 sec early decels
what is the significance of early decels? head compression
> 5 contractions in a 10 min period averaged over a 30 min period tachysystole
high FSH and LH levels suggest what? ovarian failure
low FSH and low LH levels suggest what? hypothalamic-pituitary dysfunction
work up secondary amenhorrhea u-preg, TSH, prolactin, estrogen-progesterone challenge,
FSH and LH levels
, infection associated with PPROM (preterm premature rupture of membranes)
chorioamnionitis
mnemonic for bishop's score PEDS: cervical Position, Effacement, Dilation, Softness, Fetal
Station
when in pregnancy is a quad screen typically performed 15-20 wks
when in pregnancy is an US to determine gestational age performed? 18-20 wks
when is GBS test typically performed in pregnancy 32-36 wks
when is gestational DM test typically performed in pregnancy? 24-28 wks
what are abnormals on 3 hr OGTT? when should it be performed? fasting > 95, 1 hr > 180, 2
hr > 155, 3 hr> 140; if glucose challenge test > 140
risk factors for placental abruption HTN< trauma to abdomen or pelvis, cocaine use
abd pain, vag bleeding, fetal distress in 2nd or 3rd trimester placental abruption
what are the 3 stages of labor? latent stage of first phase: 0-4cm cervix, active first phase 4-
10 cm cervix, second stage: full cervical dilation -> delivery, third stage: delivery of the infant-
>delivery of the placenta
how is arrest first stage of labor defined? > 20 hrs without cervical change in nulltip, > 14 hrs
in multip