BRAINSTEM TUMOR
\bɹˈe͡ɪnstəm tjˈuːmə], \bɹˈeɪnstəm tjˈuːmə], \b_ɹ_ˈeɪ_n_s_t_ə_m t_j_ˈuː_m_ə]\
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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.
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Snake's-head
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