Intracranial tumors originating in the region of the brain inferior to the TENTORIUM CEREBELLI, which contains the cerebellum, FOURTH VENTRICLE; CEREBELLOPONTINE ANGLE; BRAIN STEM, and related structures. Primary tumors of this region are more frequent in children, and may present with ATAXIA; CRANIAL NERVE DISEASES; vomiting; HEADACHE; HYDROCEPHALUS; or other signs of neurologic dysfunction. Relatively frequent histologic subtypes include TERATOMA; MEDULLOBLASTOMA; GLIOBLASTOMA; ASTROCYTOMA; EPENDYMOMA; CRANIOPHARYNGIOMA; and choroid plexus papilloma (PAPILLOMA, CHOROID PLEXUS).
Also Known As:
Posterior Fossa Tumors; Benign Infratentorial Neoplasms; Infratentorial Cancer; Infratentorial Neoplasms, Benign; Infratentorial Neoplasms, Malignant; Malignant Infratentorial Neoplasms; Neoplasms, Infratentorial; Neoplasms, Posterior Fossa; Benign Infratentorial Neoplasm; Cancer, Infratentorial; Infratentorial Cancers; Infratentorial Neoplasm; Infratentorial Neoplasm, Benign; Infratentorial Neoplasm, Malignant; Infratentorial Tumor; Malignant Infratentorial Neoplasm; Neoplasm, Benign Infratentorial; Neoplasm, Infratentorial; Neoplasm, Malignant Infratentorial; Neoplasm, Posterior Fossa; Neoplasms, Malignant Infratentorial; Posterior Fossa Neoplasm; Posterior Fossa Tumor; Tumor, Infratentorial; Tumor, Posterior Fossa; Infratentorial Tumors; Posterior Fossa Neoplasms