Maternal Hemorrhagic Causes & Disorders/3rd Trimester: Placenta previa

Question 1

Placenta Previa:

1) What is it?
3) Three degrees

Answer 1

1) Cervical os is covered to some degree by placental attachment
2) Complete, incomplete, marginal ( attached in lower uterine segment but does not reach cervix os)
(ATI 71)

Question 2

Placenta Previa: Risk Factors (5)

Answer 2

1) Previous placenta previa
2) Uterine scarring
3) Maternal age greater than 35 to 40
4) Multifetal gestation
5) Closely spaced pregnancies

Question 3

Placenta Previa: s/s

Answer 3

1) Painless, bright red if during 2nd or 3rd trimester
2) Uterus, soft nontender, normal tone
3) Fundal height greater than expected
4) Fetal position, breech, oblique or transverse
5) FHR, VS all normal
6) DECREASE URINE OUTPUT maybe better indicator than blood loss

Question 4

T or F Placenta Previa: Nothing inserted vaginally?

Answer 4

True