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Small for gestational age (SGA)

Small for gestational age (SGA) means a developing baby in the womb or an infant is smaller in size than normal for the baby's gender and gestational age.

Information

Ultrasound is used to find out if a developing baby (fetus) is smaller than normal for age (intrauterine growth restriction). The most widely used definition of SGA is birth weight below the 10th percentile.

A developing baby with intrauterine growth restriction will be small in size and can have problems such as:

Alternative Names

Low birth weight

References

Carlo WA. Prematurity and intrauterine growth restriction. In: Kliegman RM, Behrman RE, Jenson HB, Stanton BF, eds.Nelson Textbook of Pediatrics.

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Update Date 8/11/2013

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