In plain words
An umbilical hernia is a soft bulge near the belly button. It happens when tissue, usually a loop of intestine or fat, pushes through a small gap in the muscle wall. In babies it is common and often closes on its own by early childhood. In mothers it can appear or grow during pregnancy or after birth, especially alongside . Most are harmless. A hernia that becomes hard, very tender, red, or that causes vomiting or a change in color needs prompt care. Your provider can check it and say whether it needs a repair or only watching.
The deeper version
Umbilical hernia results from incomplete closure of the umbilical ring, with the risk raised in preterm birth, low birth weight, and some connective-tissue conditions. In infants, spontaneous closure occurs in the great majority of cases by age 4 to 5 years (Burcharth 2013 systematic review). In adults, the umbilical ring weakens with increased , including pregnancy and multiparity, and surgical repair is considered for symptomatic or enlarging defects. Incarceration and strangulation are the complications of concern and present as pain, firmness, and skin change. Coexistence with diastasis recti is common; the distinction matters because repair decisions and the risk of recurrence differ.
Where it comes up
- Diastasis recti: abdominal separationPregnancy: Your Body
- Umbilical cord careBaby Basics
- Your body after birth: weight, shape, and timelinesPostpartum: Your Body
- Postpartum warning signs: the one-page listPostpartum: Your Body
What mothers here say about umbilical hernia
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Sources
- Burcharth J et al. — The natural history of umbilical hernia in children: a systematic review. Pediatric Surgery International 2013