How do you calculate EDD using Naegele's rule?
1st day LMP + 7days - 3months
(ex: 1st day LMP= 8/7/16, EDD= 5/14/17)
When can NT be done
(11w4d and 13w6d?)
how far along do you have to be before you can get FHT
when do you screen for GDM
When is Rhogam given if Rh- mom
(and w/in 72hrs after childbirth)
when is GBS screening
What is a reactive NST indicating fetal well being?
>2 accelerations in 20 min
Incr. FHR >15bpm from baseline (120-160) lasting <15sec
What is a negative and positive response during a contraction stress test
Negative: No late decelerations inthe presence of 3 contractions in 10min
Positive: Repetitive decels in presence of 3 contractions in 10min (DELIVER)
How are the 3 trimesters broken up
1st trimester: 1wk- 12wks
2nd trimester: 13wks- 27wks
3rd trimester: 28wks +
MC location of ectopic pregnancy
ampulla of fallopian tube
how should B-hCG rise in normal preg? in ectopic?
nml: Doubles q24-48hrs
ectopic: rises <66% expected
Absence of gestational sac with B-hCG levels > _____ strongly suggest ectopic or nonviable IUP
tx for UNruptured ectopic pregnancy
Methotrexate or laparoscopic salpingectomy
When is Methotrexate CI for tx of unruptured ectopic preg
Tx for ruptured/unstable ectopic preg
What fetal position has the least complications
Cephalic presentation in the occiput anterior position.