The document discusses hydrocephalus in children, defining it as a condition characterized by excessive cerebrospinal fluid in the brain. It covers the etiology, pathophysiology, clinical features, imaging studies, and treatment of hydrocephalus, noting that the mainstay of treatment is surgical placement of a ventriculoperitoneal shunt to drain excess cerebrospinal fluid from the brain to the abdomen. Complications of hydrocephalus and hydrocephalus treatment are also reviewed.