newborn girl is evaluated in the delivery room immediately after delivery. The infant was born at 41 weeks
gestation to a 23-year-old woman, gravida 2 para 1, via uncomplicated vaginal delivery. The mother was
previously healthy and had routine prenatal care. Serology was normal. The pregnancy was complicated by
polyhydramnios and gestational diabetes necessitating insulin. The infant’s vital signs are normal and birth weight
is 3.6 kg (7 lb 15 oz). Apgar scores were 7 and 9 at 1 and 5 minutes, respectively. Physical examination shows an
active, crying infant. Cardiac auscultation reveals a soft, 1/6 systolic murmur. The infant’s hands and feet are
cyanotic; the mucosal membranes are pink. The remainder of the examination is normal. Which of the following
tests is most likely to be abnormal?
- QA. Blood culture
- 0 B. Clavicle x-ray
- 0 C. Contrast enema
- 0 D. Glucose level
- 0 E. Hearing screening
- 0 F. Pulse oximetry
0 voters