label: Desmoplastic Myxoid Tumor of the Pineal Region, SMARCB1-Mutant
label_lc: desmoplastic myxoid tumor of the pineal region, smarcb1-mutant
description: A SMARCB1-deficient tumor of the brain arising in the pineal region. It is characterized by the presence of spindled and epithelioid cells with low-grade morphology that are embedded in a desmoplastic stroma alternating with various extents of loose myxoid matrix.