A 28-year-old woman G1 P0 at 29 weeks’ gestation is treated with terbutaline for preterm labor. Her cervix had dilated to 3 cm and 90% effaced. She also received betamethasone intramuscularly to enhance fetal lung maturity.

The following day, the patient develops dyspnea, tachypnea, and an oxygen saturation level of 80%. Oxygen is given. *This case is from Docplexus editorial team for educative purpose only Source: Case Files - Obstetrics Gynecology