[Benign and malignant neoplasms which occur in brain parenchymal tissue below the tentorium cerebelli. This primarily refers to neoplasms within the brainstem and/or cerebellum. ( NCI )]
UMLS (NCI) C0021432 Relation/PAR: brain neoplasm
Relation/CHD: Cerebellar Neoplasm
Brain Stem Neoplasm