Which is the proper treatment for subclinical hypothyroidism in a pregnant patient?

The 36-hour-old neonate who was born at 37 weeks gestation to a G3P2 mother has yet to pass meconium. The baby was born by cesarean section due to refractory preeclampsia with severe features. The mother reports the baby has been breastfeeding well after a slow first 12 hours. Upon assessment, the baby appears well with good tone and responsiveness. The baby’s anus is patent and the abdomen is soft and rounded; bowel sounds present. The mother denies emesis in the baby. An abdominal x-ray is obtained, which is normal. The nurse informs the mother that which test will be performed next? 

The nurse is supervising the assessment of a 4-year-old patient with a Wilms tumor who was brought to the emergency department for profuse vomiting. Which statement by the student nurse requires prompt intervention by the nurse?