The nurse explains to a pregnant woman that her antepartum assessment will include assessment of clinical pelvimetry. Which patient response reflects understanding of the reason for this test?

Question

1. "It will help understand how big a baby I can have."
2. "It will be used to find out whether my baby has a chromosomal abnormality."
3. "It will help tell whether my pelvis is big enough to deliver my baby vaginally."
4. "It will be used to screen for gestational diabetes."

Answer 1

Correct Answer: 3
Rationale 1: Clinical pelvimetry is performed to estimate the adequacy of pelvic size for the purpose of vaginal delivery; delivery of larger infants may be accommodated via Cesarean section.
Rationale 2: Clinical pelvimetry involves estimating the adequacy of pelvic size for facilitating vaginal birth.
Rationale 3: Clinical pelvimetry is performed to estimate the ease or difficulty associated with vaginal delivery of an infant.
Rationale 4: Screening for maternal gestational diabetes requires some form of glucose screening.