A pilocytic astrocytoma (and its variant juvenile pilomyxoid astrocytoma) is a brain tumor that occurs more often in children and young adults (in the first 20 years of life). They usually arise in the cerebellum, near the brainstem, in the hypothalamic region, or the optic chiasm, but they may occur in any area where astrocytes are present, including the cerebral hemispheres and the spinal cord.Specialty: Oncology.
Oct 23, 2017 · Pilocytic astrocytoma is a rare type of brain tumor that occurs mostly in children and young adults under age 20. The tumor rarely occurs in adults. In children, the condition may be called Author: Jacquelyn Cafasso.
Pilocytic Astrocytoma in Children. A pilocytic astrocytoma is a brain tumor that originates from star-shaped cells called astrocytes. Astrocytes are a kind of glial cell, cells that support and nourish neurons in the brain. An astrocytoma is a type of glioma. Pilocytic astrocytomas are low-grade gliomas—a family of slow-growing tumors that.
Adult brain tumour types. Astrocytoma Grade 1 (Pilocytic astrocytomas) Grade 1 astrocytomas are called 'pilocytic astrocytomas'. Pilocytic means the cells are elongated and hair like. They are slow growing, relatively contained and unlikely to spread to other parts of the brain. They are also unlikely to return after being surgically removed.