OBGYN Flashcards
Degrees of vaginal laceration
- Skin
- Muscle
- Anus
- Rectum
normal blood loss during pregnancy
500ml for vaginal delivery
1L for C Section
Identical twins
Monochorionic: eggs split into perfect halves
Ovarian hyperstimulation syndrome
Used clomiphene and then gained wait and got enlarged ovaries
Normal AFI Range
5-20
Stages of Labor
I: Labor until 10cm Dilation
II: 10cm Dilation until Delivery
III: Delivery of the placenta
Vertex presentation
Posterior Fontanel (triangle shape) presents first
Sinciput presentation
Anterior presentation (diamond shape) presents first
Face presentation
Mentum anterior
Do a forceps delivery
Compound presentation
Arm or hand on head
Vaginal delivery
Complete Breech
Butt down, criss cross legs
Frank Breech
Butt down, legs folded up
Footling / incomplete breech
Butt down, hips flexed
One foot sticking out of the cervical os
When can you do a vaginal delivery on someone who had a previous c-section
The C-Section was low-transverse (non-classical)
Early deceleration
NORMAL from head compression
Late deceleration
Uteroplacental insufficiency (no oxygen or nutrients)
Variable deceleration
Cord compression: reposition mom
Increased beat-to-beat variability
Fetal hypoxia
Decreased beat-to-beat variability
Acidemia
Pre-eclampsia
HA, vision changes, epigastric pain
From ischemia to the placenta
Tx: Mag, delivery, hydralazine / labetalol
Eclampsia
> 140/90 with seizures
Give 5mg mag bolus, 2mg maintenance
Chorioamnionitis
Fever, uterine tenderness, decreased FHR
Amniotic fluid embolism
SOB (from PE)
Endometritis
Post-partum uterine tenderness
Incomplete molar pregnancy
2 Sperm, 1 Egg: 69XXY
Embryo parts present
Complete molar pregnancy
2 Sperm, barren egg: 46XX / XY
Bunch of grapes, no embryo
Threatened abortion
Cervix Closed, Baby has HR
Treat with bed rest
Inevitable Abortion
Cervix Open, Baby Intact
Tx: Cerclage (Sew cervix shut until term)
Incomplete Abortion
Cervix is open, no fetal HR, just products of conception
D&C to prevent infection of placenta
Complete Abortion
Cervix is closed, no fetal remnants. Gone.
Check b-hCG
Missed Abortion
Cervix is closed, no fetal HR, just products of conception
Tx: D&C
Velamentous cord insertion
Fetal vessels insert between chorion and amnion
Kleihauer-Betke Test
Detects percentage of fetal blood in maternal circulation