Also known as: AA.
AA stands for various terms. Discover the full forms, meanings, and possible interpretations of AA across different fields and industries.
Astrocytoma are a type of cancer of the brain. They originate in a particular kind of glial cells, star-shaped brain cells in the cerebrum called astrocytes. This type of tumor does not usually spread outside the brain and spinal cord and it does not usually affect other organs. Astrocytomas are the most common glioma and can occur in most parts of the brain and occasionally in the spinal cord.
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