What is a common metabolic issue observed in preterm newborns related to energy production?

• A. Hypercalcemia
• B. Hypoglycemia
• C. Hyperlipidemia
• D. Hypocalcemia

Answer: (B)

Hypoglycemia is a common metabolic issue observed in preterm newborns, primarily due to several factors, including insufficient glycogen stores, immature liver function, and an increased metabolic demand. Preterm infants are born before their bodies have had sufficient time to accumulate energy reserves, which can lead to low blood sugar levels shortly after birth. This condition may arise because these infants often have lower overall body mass and underdeveloped systems for glucose production and regulation.

The risk of hypoglycemia is especially heightened in premature infants, who may struggle to maintain appropriate blood glucose levels in response to stressors such as feeding difficulties, infections, or energy-related demands from their rapid growth and development. Managing blood glucose levels is crucial in these infants to prevent potential neurological damage or other complications associated with prolonged low blood sugar.

Other metabolic issues such as hypercalcemia, hyperlipidemia, and hypocalcemia, while possible, are not as directly related to the energy production deficits experienced by preterm infants as hypoglycemia is. These other conditions have different underlying mechanisms and are not as commonly observed as immediate concerns in the context of preterm birth and energy metabolism.