IDH1 and astrocytoma (excluding glioblastoma): High expression of SSTR2A was significantly associated with anaplastic oligodendroglioma, IDH-mutant and 1p/19q-codeleted and was found in approximatively half of the studied samples whereas it was uncommon in astrocytoma and glioblastoma independently of the presence of IDH-mutation (p < 0.001).