A 2-Hour-Old Boy Is Evaluated in the Newborn Nursery Due

A 2-hour-old boy is evaluated in the newborn nursery due to cyanosis.  The boy was born at 38 weeks gestation via spontaneous vaginal delivery to a primigravida mother whose pregnancy and delivery were uncomplicated.  When the mother attempted to breastfeed in the first hour of life, the patient latched and sucked well but began to appear blue around the lips and face.  He began crying and turned pink when he was removed from the breast.  He has voided and passed meconium.  The patient's weight is appropriate for gestational age.  Heart rate and 4-extremity blood pressures are normal.  Examination shows a nondysmorphic neonate with mild cyanosis at rest.  Auscultation shows clear lungs and no murmurs.  There are no intercostal retractions or stridor.  Peripheral pulses are strong and symmetric.  Which of the following is the most likely diagnosis in this patient?

A) Choanal atresia
B) Laryngomalacia
C) Tetralogy of Fallot
D) Tracheoesophageal fistula with esophageal atresia
E) Transient tachypnea of the newborn
F) Transposition of the great arteries

Correct Answer:

Verified

Unlock this answer now
Get Access to more Verified Answers free of charge

Access For Free