midterm Flashcards
How can HcG be measured and what are the timeframes?
urine or blood
Urine: 9 days after missed period
Blood: 9 days after ovulation
*quantitative hcg just to see if pregnant
How do you determine if a pregnancy is viable?
TVUS at 6 weeks
looking for heartbeat
What are specific reasons to do an US in first trimester?
to get an accurate due date
Why do you want to know the specific due date?
so you know if baby is growing properly
uncertain about dates
if signs and symptoms don’t make sense for due date
eligibility for out of hospital birth
If someone has vaginal bleeding in pregnancy, what questions would you ask?
- how long
- how much? Soaking pad, how many, what kind?
- color of blood
- cramping?
Differential dx for vaginal bleeding?
cervicitis from infection ectropian vaginal lesions polyps ectopic pregnancy threatened miscarriage intercourse
What would you do for cramping at 7 weeks?
TVUS would rule out or in miscarriage
what would cause a spontaneous abortion?
chromosomal abnormalities congenital abnormalities trama teratogens uterine abnormality endocrine problems
diff dx for new pregnancy with LRQ pain?
appendicitis
ectopic
ovarian cyst
where is the most common place for an ectopic pregnancy?
fallopian tube
what increases the risk of having an ectopic pregnancy?
IUD
previous or current STI
tubal pathology
DES exposure
At what point in gestation do you see ectopic pregnancy?
6-8 weeks
8-12 weeks is when they rupture
How do you rule out an ectopic pregnancy?
US
How do you treat ectopic pregnancy?
surgery or methotrexate
when do you want to establish prenatal care?
by end of first trimester or earlier (better)
