A benign neoplasm that involves the cerebellum. The disease is MONDO_0021499 (benign neoplasm of cerebellum). Also known as: benign cerebellar neoplasm, benign cerebellar neoplasms, benign cerebellar tumor, benign cerebellar tumour, benign neoplasm of the cerebellum, benign tumor of cerebellum, benign tumor of the cerebellum, benign tumour of cerebellum.