A 30-year-old obese G3P2 woman with no significant past medical history is in active labor at 41 weeks’ gestation. She had an uncomplicated pregnancy with appropriate prenatal evaluation. The patient ruptured membranes spontaneously 30 minutes ago. Contractions occur regularly every 2–3 minutes. Early decelerations are noted on the fetal heart rate monitor with each of the past five contractions.
Which is the most appropriate next step in management?
(A) Change the maternal position
(B) No further management is required
(C) Place a fetal scalp probe
(D) Prepare for emergent cesarean delivery
(E) Start an amnioinfusion of saline