NF1-ASSOCIATED MIDLINE HIGH-GRADE ASTROCYTOMA WITH PILOID FEATURES ARISING IN THE DORSAL THALAMUS: A DIAGNOSTIC CONSIDERATION
High-grade astrocytoma with piloid features (HGAP) is a recently defined brain tumor entity primarily diagnosed via DNA methylation profiling due to its histological overlap with glioblastoma and pilocytic astrocytoma. We report a 26-year-old man with neurofibromatosis type 1 (NF1) presenting with a high-grade midline...