Types of Placenta Previa

Question 1

Complete

Answer 1

complete covering of the internal cervical os

Question 2

Partial

Answer 2

partial covering of the internal cervical os

Question 3

Marginal

Answer 3

placenta is adjacent to the internal os (often touching the edge of the os)

Question 4

Vasa previa

Answer 4

Fetal vessel is present over the cervical os

Question 5

Low-lying placenta

Answer 5

Placenta that is implanted in the lower segments of the uterus but not covering the internal cervical os (more than 0cm but less than 2cm away)