A blood vessels, can be detected
by digital subtraction angiography. For treatment planning the measurement of
brain waves (EEG) may be useful. In order to determine the spread of the tumor,
a removal of cerebrospinal fluid (cerebrospinal adderin fluid) may be needed by lumbar
puncture. A sample of this fluid is removed with a needle at the lumbar spine.
Blood tests to determine specific tumor markers provide information about the
course of the disease. What treatments are used? Treatment methods vary
depending on the tumor type, the location and the aggressiveness of the tumor
(tumor grade). A .
