ICD-9-CM 779.7 is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, 779.7 should only be used for claims with a date of service on or before September 30, 2015. For claims with a date of service on or after October 1, 2015, use an equivalent ICD-10-CM code (or codes).
Degeneration of white matter adjacent to the cerebral ventricles following cerebral hypoxia or brain ischemia in neonates. The condition primarily affects white matter in the perfusion zone between superficial and deep branches of the middle cerebral artery. Clinical manifestations include vision disorders; cerebral palsy; paraplegia; seizures; and cognitive disorders. (from Adams et al., Principles of Neurology, 6th ed, p1021; Joynt, Clinical Neurology, 1997, ch4, pp30-1)
Necrosis and softening of the white matter around the ventricles in the brain. It is usually seen in preterm infants and caused by lack of blood flow and oxygenation in the periventricular brain parenchyma
2015 ICD-9-CM Diagnosis Code 779.7 
