What is hydrocephalus, and his classification?

Hydrocephalus is generated or cerebrospinal fluid absorption cycle obstacles in the process of cerebrospinal fluid caused excessive pressure increase, and expand some of the normal cerebrospinal fluid space, thereby increasing secondary intracranial pressure, ventricular dilatation collectively. Category: Most of the reasons for its cerebrospinal fluid circulation between certain parts caused by the blockage while the excessive, it is less see. Occurred within the two-year-old infant, can be divided into traffic and non-traffic of the two types of hydrocephalus, cerebrospinal fluid means of transport in the brain surface in terms of the absorption blocked non-traffic of the ventricular system is that the obstruction of cerebrospinal fluid circulation .