Before revision: Low-grade oligodendrogliomas and oligoastrocytomas Comparison of horizontal (left) and magnetic resonance imaging of an oligodendroglioma The median survival for patients with pure oligodendroglioma is about 10 years, with oligoastrocytoma about 8 years.
After revision: Low-grade oligodendrogliomas and oligoastrocytomas Comparison of horizontal (left) and magnetic resonance imaging of an oligodendroglioma The median survival for patients with pure oligodendroglioma is about ten years, with oligoastrocytoma about eight years.