small-for-gestational-age infant
Noun: A newborn baby whose physical measurements, particularly weight and sometimes length, are significantly below the standard or expected average for their specific gestational age (the number of weeks since the mother's last menstrual period). This indicates the infant experienced growth restriction while in the womb.
This is a specific medical term used by healthcare professionals (doctors, nurses, midwives) to classify and describe infants based on standardized growth charts. It is used in clinical assessments, diagnoses, and medical records. - The pediatrician noted that the baby was a small-for-gestational-age infant, likely due to placental insufficiency. - Careful monitoring is essential for a small-for-gestational-age infant to check for hypoglycemia.
- After delivery, the neonatologist classified her as a small-for-gestational-age infant because her weight was below the 10th percentile for 38 weeks' gestation.
- The study compared the long-term development of small-for-gestational-age infants with that of infants whose size was appropriate for their gestational age.
- The term is often abbreviated as SGA infant in medical notes and literature.
- It is distinct from "preterm" or "premature infant," which refers to being born before 37 weeks of gestation. An infant can be SGA at any gestational age, including full-term.
- Fetal growth restriction (FGR) is a related term often describing the condition that leads to an SGA infant.
- SGA: The standard acronym for "small for gestational age."
- Intrauterine Growth Restriction (IUGR) / Fetal Growth Restriction (FGR): The process of impaired growth during pregnancy, which often results in an SGA infant.
- Appropriate-for-gestational-age (AGA) infant: An infant whose size is within the expected range for its gestational age.
- Large-for-gestational-age (LGA) infant: An infant whose size is above the expected range for its gestational age.
- Growth-restricted infant (clinical synonym)
- Hypotrophic infant (less common clinical term)
Note: There are no applicable idioms or phrasal verbs for this specific medical noun.
- an infant whose size and weight are considerably less than the average for babies of the same age