They make the blood vessels around brain tumours less leaky and so reduce swelling in the brain. When your brain tumour is first diagnosed, you are most likely to have steroids to reduce swelling. After successful treatment for the brain tumour, your specialist will slowly reduce your steroid dose.he tumour takes up space inside your skull and can increase the pressure inside your head. The pressure increase can cause headaches, sickness and fits (seizures). After successful treatment for the brain tumour, your specialist will slowly reduce your steroid dose.
TFT displays are a type of liquid crystal display in which the transistor controlling the pixelâs crystal is etched into a layer of amorphous silicon deposited on the glass (see Figure 1). As in an IC process, very small transistors are geometrically formed.
A touchscreen is an input and output device normally layered on the top of an electronic visual display of an information processing system. A user can give input or control the information processing system through simple or multi-touch gestures by touching the screen with a special stylus and/or one or more fingers. Some touchscreens use ordinary or specially coated gloves to work while others may only work using a special stylus/pen.