10 - Obs - Fetal Growth, Compromise and Surveillance - The SFD and IUGR Fetus Flashcards
Constitutional determinants:
Affects ? and birth weight w/o -> ????.
Low maternal ? and weight, ?, ? ethnicity and ? fetal gender all ass w small size.
Pathological determinants: Causing ????
-pre-existing ? disease (eg renal/AI), maternal preg compx (eg ?), ? preg, smoking, ? use, ? (eg CMV), extreme ? and ? abnormalities. Also maternal ? and ??, and ?
gender, ass w incr risk adverse outcomes.
growth IUGR height nulliparity asian female
IUGR maternal preeclampsia multiple drug infection malnutrition congen obesity DM male
Hx: ??? not a consistent feature of IUGR as it’s mostly ?/insignif/well baby.
Ex: Serial measurement of ??height may be ? or slow down. ?? and urine checked as ? commonly coexists w IUGR.
RFM transient sf reduced BP pre-eclampsia
Inx: SFD diagnosed w ???. May be congen defects seen. To tell which SFDs are ????, serial USS and ? aa ? used. May be ?, w fetal redistrib of BF apparent in ???– head sparing.
Occasionally testing for infection or Cr abnorm w ? is done.
??? used but only abnormal when severe compromise/fetal ?
USS IUGR umbilical aa doppler oligohydramnios MCA
amniocentesis
CTG
distress
MGMT
SFD only: Recheck growth w USS every ?wks. Small but ?
growth w normal Umbilical aa Doppler needs ? intervention.
IUGR at term: SFD w abnormal Doppler delivered if >?wks. Induction or ? ?.
2
consistent
no
> 36
c/s
MGMT
IUGR Preterm: To prevent in utero ? or ? damage ass w ongoing ? dysfunction, whilst maximizing ? to avoid compx of ?.
Threshold for intervention varies w gestation. IUGR w abnormal Doppler reviewed ?x weekly. Severely IUGR fetus usually delivered by ? ?.
demise neuro placental gestation prematurity 2x c/s