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Trepanation

– also know as trepination. Derived from the Greek trypanon – a borer. This refers to making a hole, by drilling or scrapping, through the skull or other body surface. It is typically done as part of a therapeutic technique where the dura is exposed to allow for a intracranial treatment such as relieving pressure or draining fluid.

Trepination

– also know as trepanation, the preferred use. This refers to making a hole, by drilling or scrapping, through the skull or other body surface. It is typically done as part of a therapeutic technique where the dura is exposed to allow for a intracranial treatment such as relieving pressure or draining fluid.

Trolard

The Superior Anastomotic Vein.  It anastomoses with the Middle Cerebral Vein and the Sagittal Sinus.

TS

Tuberous sclerosis or tuberous sclerosis complex.

TSC

Tuberous sclerosis complex – a rare multi-system disease associated with benign tumors in the brain, kidneys, heart, eyes, lungs and skin. Problems that can be seen in this condition include seizures, developmental delay, poorly controlled behavior, skin abnormalities , lung and kidney disease. The disease is heritable.

TTP

Time To Peak (concentration of gadolinium absorption in a tissue volume).  A measurement used to determine a tissue’s perfusion by blood.

TTV

Tumor in the third ventricle

TVL

Tumor in the lateral ventricle

TWIST1

The TWIST1 gene and the protein that results from its transcription (TWIST1 Protein) are key during the embroyonic phase in the development of cells that give rise to the muscle and bone of the face and other structures.

URI

Upper Respiratory Tract Infection