All are true regarding periventricular leukomalacia except: (A) Appear as echolucent areas (cysts) on neuroimaging in preterm neonate., (B) Require atleast 2 weeks to form., (C) Presence at birth helps to determine timing of hemorrhagic event., (D) Cystic areas in grey matter of brain that develop after ischemic infarction.
Answer is D. Periventricular leukomalacia - refers to cystic areas deep in white matter of brain that develop after hemorrhagic or ischemic infarction.