C155146Level 7

Grade 1 Periventricular Leukomalacia, AE

**Semantic type:** Finding

**Definition:** An adverse event in a newborn characterized by transient periventricular echodensities persisting greater than seven days and resolving completely.

**Synonyms:** - Grade 1 Periventricular Leukomalacia - Grade 1 Periventricular Leukomalacia, Adverse Event

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