obstetrics Flashcards
pelvis uterus a t what age of pregnancy
12 weeks
cardiovascular changes in pregnancy(4)
Increase cardiac output
increase haert rate
increase stroke volume
decrease BP
systolic murmur and S3 during pregnancy
normal
diastolic murmur in pregnancy
abnormal
thyroid hormone in pregnancy
high total and bound T3 T4
role of HPL human placental lactogen
acts as insulin antagonist to maintain fetal glucose levels
why acid reflux during pregnancy
decrease gastro esophageal sphincter tone
why constipation in pregnancy(2)
decrease large bowel motility
increase water reabsorbtion
why pregnant women are prne to gallstones
because of high biliary cholesterol saruration
anemia in pregnant women
because of increase plasma volume
wbc in pregnant women
10,5 million
leading nonobstetric cause of postpartum death
thromboembolic disease
hb < 11 in pregnant woman
it’s pathologic
respiratory in pregnant women(2)
high alveolar and arterial P02
decrease alveolar and arterial PCO2
kidney function in pregnancy(2)
dilation of the collecting system
high GFR
Skin changes in pregnancy (3)
spider angiomas
palmar erythema
hyperigmentation
quid of chloasma in pregnancy
hyperpigmentation of the face
diastasis recti in pregnancy
separation of rectus muscles in the midline
weight gain during pregnancy
25 a 35 lbs
kilocalorie needed /day
300 kcal/day
supplement during pregnancy
1 mg acide folique
iron 30- 60 mg par jour
importance of folic acid
to prevent neural tube problem
Nagele’s rule or due date
last menstrual period+nine months +seven days
MAternal alpha feto protein date pour screenMSAF
15-20 weeks
who produce alpha feoto protein
baby
quid of High AFP
> 2,5 MoMs
cause of high AFP(6)
neural tube defects abdominal wall dec=fect multiple gestation fetal death incorrect gestationnal dating placental abnormalities
quid of abdominal wall defect(2)
gastrochisis
omphalocel
quid of neural tube defect(2)
spina bifida
anencephaly
low AFP
< 0,5 Mom
next step denvant low AFP
rule out chromosomal abnormalities
role of triple screen
to detect chromosomal abnormalities
elements in triple screen(3)
Bhcg
estriol
MSAF
triple screen high
trisosmie 18
triple screen in down
low AFP
low estriol
high BHCG
best test to detect trisomies
triple test
indication of amniocentesis(2)
> 35 ans et grossesse
to evaluate lung maturity
mature lung
lecithin/sphingomyeline> ou egal 2,5
time to perform amniocentesis
15 -17 semaines
risk in amniocentesis(2)
maternal hemorrage
fetal loss
disavantages of chorionic villus sampling(2)
1% risk of fetal loss
inability to dx neural tube defects
latent phase of labor
entre 3 et 4 cm
first stage of labor(2)
latent
active
active labor
4 cm to complet dilation
duration of latent phase in primi
6-11 h
duration of latent phase in multi
4-8 hrs
duration of active phase in primi(2)
4-6 h
1,2 cm par heure
duration of active phase in multi(2)
2-3 hres
1.5 cm par heure
prolongation of active phase
cephalopelvic disproportion
second phase of labor
complete dilation to delivery of baby
second phase in primi duration
0,5 a 3 h
second phase in multi duration
5 a 30 mn
third phase
from delivery of infant to delivery of the placenta
third phase in primi and Multi
0-0,5 h
profil biophysique Test the Baby MAN
Tone fetal Breathing fetal Movement fetal Aminiotic fluid Nonstress test
hyperglycemia in the first trimester quid of that
diabete in Mom
Dx of gestationnal diabetes
fasting serum glucose>126 mg/dl
random glucose> 200
abnormal glucose challenge test> 140
when perform screening for gestationnal diabetes
24 -28 semaines
test routinely used to screen gestationnal diabetes
glucose challenge test
next step if glucose challenge test is > 140(confirmation)
3 hour glucose tolerance test
value to confirm gestationnal diabetes in 3 hour glucose tolerance test(4)
fasting > 95
one hour>180
2 hours> 155
3 hours> 140
maternal complication of diabete type 2(8)
DKA (type 1) or HHNK (type 2) Macrosomia Preeclampsia/eclampsia Cephalopelvic disproportion Preterm labor Infection Polyhydramnios Postpartum hemorrhage Maternal mortality
fetal complication of gestationnal diabetes(11)
Macrosomia Cardiac and renal defects Neural tube defects (e.g., sacral agenesis) hypocalcemia Polycythemia Hyperbilirubinemia Intrauterine growth restriction (IUGR) Hypoglycemia from hyperinsulinemia Respiratory distress syndrome (RDS) Birth injury (e.g., shoulder dystocia) Perinatal mortality
Gestational hypertension quid
idiopathic hypertension without significant proteinuria (< 300
mg/L)