Benign and malignant intra-axial tumors of the MESENCEPHALON; PONS; or MEDULLA OBLONGATA of the BRAIN STEM. Primary and metastatic neoplasms may occur in this location. Clinical features include ATAXIA, cranial neuropathies (see CRANIAL NERVE DISEASES), NAUSEA, hemiparesis (see HEMIPLEGIA), and quadriparesis. Primary brain stem neoplasms are more frequent in children. Histologic subtypes include GLIOMA; HEMANGIOBLASTOMA; GANGLIOGLIOMA; and EPENDYMOMA.
Also Known As:
Brain Stem Tumor; Medullary Neoplasm; Brain Stem Neoplasms, Primary; Brain Stem Tumors; Brainstem Neoplasms; Brainstem Neoplasms, Primary; Brainstem Tumors; Medullary Tumors; Midbrain Tumors; Neoplasms, Brain Stem; Neoplasms, Brainstem; Neoplasms, Brainstem, Primary; Neoplasms, Medullary; Neoplasms, Mesencephalic; Neoplasms, Midbrain; Neoplasms, Pontine; Pontine Tumors; Primary Brain Stem Neoplasms; Primary Brainstem Neoplasms; Brain Stem Neoplasm; Brainstem Neoplasm; Brainstem Neoplasm, Primary; Brainstem Tumor; Medullary Tumor; Mesencephalic Neoplasm; Midbrain Neoplasm; Midbrain Tumor; Neoplasm, Brain Stem; Neoplasm, Brainstem; Neoplasm, Medullary; Neoplasm, Mesencephalic; Neoplasm, Midbrain; Neoplasm, Pontine; Neoplasm, Primary Brainstem; Neoplasms, Primary Brainstem; Pontine Neoplasm; Pontine Tumor; Primary Brainstem Neoplasm; Tumor, Brain Stem; Tumor, Medullary; Tumor, Midbrain; Tumor, Pontine; Tumors, Medullary; Tumors, Midbrain; Tumors, Pontine; Medullary Neoplasms; Mesencephalic Neoplasms; Midbrain Neoplasms; Pontine Neoplasms