IDH-Mutant Astrocytomas in Patients Older than 55 Years: A Retrospective Analysis.
Diffuse gliomas are the most common malignant brain tumors in adults, stratified by isocitrate dehydrogenase (IDH1/IDH2) mutation status. While the median age for central nervous system (CNS) World Health Organization (WHO) grade 2 to 3 IDH-mutant astrocytomas is 38 years, older patients of >55 years predominantly exhi...