; and (iii) provide post-surgery care and support for the children treated in accordance with clause (i). (4) Medical records and data Assistance provided under subsection (b) shall, to the maximum extent practicable, include the maintenance of medical records which track patient care activities and information about the causes and incidence rates of PIH. (d) Definitions In this section: (1) CPC The term CPC means choroid plexus cauterization, a surgical procedure to reduce the production of cerebrospinal fluid in the brain. (2) ETV The term ETV means endoscopic third ventriculostomy, a shunt-less surgical procedure in which an opening is created in the floor of the third ventricle of the brain allowing cerebrospinal fluid to bypass any obstruction and flow directly to the basal cisterns. (3) ETV/CPC The term ETV/CPC means the shunt-less surgical method for treating hydrocephalus through the combination of ETV and CPC surgical procedures. (4) Hydrocephalus The term hydrocephalus means a medical condition in which an abnormal accumulation of cerebrospinal fluid in the ventricles or cavities of the brain causes increased intracranial pressure inside the skull and progressive enlargement of the head. (5) Medical practitioners The term medical practitioners means physicians, nurses, and other clinicians, such as physical therapists. (6) PIH The term PIH means post-infectious or acquired hydrocephalus which is the onset of hydrocephalus after birth due to the affects of an infection, such as meningitis, that has attacked the brain. (7) VP shunt The term VP shunt means a ventriculoperitonea shunt which is a plastic tube that is regulated by a valve and surgically placed in a brain ventricle that allows the cerebrospinal fluid to flow out of the brain through the tube and into the patient’s abdomen. (e) Authorization of appropriations Of the amounts made available to carry out this chapter for child survival and maternal health programs through the Bureau of Global Health of the United States Agency for International