The term "SGA infant" stands for Small for Gestational Age infant, indicating that the baby is smaller than the norm for its gestational age. Some synonyms for SGA infant could include underweight baby, growth-restricted infant, or small baby. Other phrases that might be used to describe a baby that is SGA include a low-birth-weight baby, or a baby with intrauterine growth restriction. It is important for healthcare providers to identify SGA infants, as they may be at an increased risk for health problems such as hypoglycemia, respiratory distress, and developmental delays. Therefore, close monitoring and care is necessary for these babies.