Gynaecology & Obstetrics 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. 💡 Explanation All are true regarding periventricular leukomalacia except ✓ Correct Answer: D. Cystic areas in grey matter of brain that develop after ischemic infarction.