P.T.’s history reveals that she had 1 preterm delivery four years ago at 31 weeks gestation. The infant girl was in the neonatal intensive care unit (NICU) for three weeks and discharged without...

P.T.’s history reveals that she had 1 preterm delivery four years ago at 31 weeks gestation. The infant girl was in the neonatal intensive care unit (NICU) for three weeks and discharged without sequelae. The second preterm infant, a boy was delivered two years ago at 35 weeks gestation and spent 4 days in the hospital before discharge. She has no other risk factors for preterm labor. Vital signs are normal. Her vaginal examination was essentially within normal limits (WNL): cervix long, closed, and thick; membranes intact. Abdominal examination revealed that abdomen was non-tender, with fundal height at 29 cm, fetus in a vertex presentation.

5. While you are waiting for the laboratory results, what therapeutic measures do you consider?