small for gestational age


small for gestational age

Intrauterine growth retardation Neonatology adjective Referring to an infant whose gestational age and weight gain are < expected for age. See Low birthweight.

small for ges·ta·tion·al age

(SGA) (smawl jes-tā'shŭn-ăl āj) Infant whose birth weight is below the tenth percentile for gestational age.

small for gestational age

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SGA

1. Term describing an infant whose birth weight is at or below the 10th percentile, as correlated with the number of weeks in utero on the intrauterine growth chart.2. A fetus that is more than two standard deviations smaller than the mean size of fetuses in its population.