These uncommon tumors are generally slow growing and benign, with a favorable long-term prognosis compared to the more frequently diagnosed tumors in.
Pilocytic astrocytoma is classified by the World Health Organization as a grade 1 tumor—low-grade astrocytoma with an indolent course in most cases.
Pilocytic astrocytoma (PA) is a World Health Organization (WHO) grade I neoplasm with an expected benign course following surgical resection.
Pilocytic astrocytoma is a WHO grade 1 brain tumor common in children. Relatively little is known about the behavior of pilocytic astrocytomas.
These slow-growing tumors usually occur in children, and are considered the most benign type of astrocytoma. Pilocytic astrocytomas can arise anywhere in the.