Chapter 22: Gynecology Flashcards
Chorioamnionitis looks like…
Opaque and/or green membranes
Green membranes suggest
Meconium staining or chorioamnionits
Yolk sac looks like…
Single yellow patch on membrane, could be calcified
How many vessels are in a normal umbilical cord.
Two arteries and one vein
Umbilical cord insertions
Central
Marginal
Eccentric
Membranous
Membrane insertions
Marginal
Circummarginate
Circumvallate
Marginal membrane insertion
Inserts at the edge (normal situation)
Circummarginate membrane insertion
Inserts on the inside edge
Circumvallate membrane insertion
Inserts on the inside edge with a prominent ridge as membrane is folded back on itself
Types of multiple gestation placentas
Diamniotic/Dichorionic separated twin placentas
Diamniotic/Dichorionic fused twin placentas
Diamniotic/Monochorionic fused twins
Monoamniotic/Monochorionic fused twins
Diamniotic/Dichorionic separated twin placentas
Discs are separate but membranes may be fused but can be pulled apart.