Grade 2 Periventricular Leukomalacia, AE

**Semantic type:** Finding

**Definition:** An adverse event in a newborn characterized by transient periventricular echodensities evolving in to small localized fronto-parietal cysts or persistent diffuse echodensities.

**Synonyms:** - Grade 2 Periventricular Leukomalacia - Grade 2 Periventricular Leukomalacia, Adverse Event