Intrauterine Growth Restriction - Terminology

Terminology

The term IUGR is not synonymous with Small for Gestational Age (SGA). SGA refers to a birth weight that is below the 10th percentile for gestational age. Not all fetuses with IUGR are classified as SGA, and vice versa. IUGR is used to describe a pattern of intrauterine fetal growth that deviates from expected norms, whereas SGA is a category assigned based on birth weight.

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