Intraventricular hemorrhage (IVH) is bleeding into the spaces of a baby’s brain. IVH is most common in premature babies.

IVH may cause damage to brain tissue and lead to long-term development problems.

Ventricles of the Brain
Ventricles of the Brain
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IVH is caused by the rupture of immature or fragile blood vessels in the brain. It is not clear why this happens but changes in blood pressure may play a role.