Hormone Replacement Therapy

The name given to a form of treatment in which missing or deficient hormones can be replaced, the body being encouraged to behave normally as if it were making the hormones naturally. Doses are designed to mimic normal blood levels and vary depending on the...

Hydrocephalus

A condition marked by an excessive accumulation of fluid resulting in enlarging of the brain cavities and raised pressure within the skull; may also result in enlargement of the skull and wasting of the brain. The abnormal buildup of cerebrospinal fluid in the...

Hyperfractionation

An increased number of smaller dosage treatments of radiation therapy. Radiation therapy that gives smaller doses (fractions) of radiation more often than standard radiation therapy so that the full treatment course can be given with fewer side effects. In...

ICP

Intracranial pressure, harmful when increased. Intracranial pressure monitoring is done using a device placed inside the head which senses the pressure inside the brain cavity and sends data to a recording device. There are three procedures to monitor intracranial...