About The Medical Condition Optic Nerve, Malignant Astrocytoma
Find the definition of the medical term Optic Nerve, Malignant Astrocytoma. Optic Nerve, Malignant Astrocytoma defined and explained for easy understanding at the Medical Conditions from ClusterMed.info.
Optic Nerve, Malignant Astrocytoma
| Optic Nerve, Malignant Astrocytoma Medical Condition |
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What's The Definition Of The Medical Condition Optic Nerve, Malignant Astrocytoma?
Glial cell derived tumors arising from the optic nerve, usually presenting in childhood. Roughly 50% are associated with NEUROFIBROMATOSIS 1. Clinical manifestations include decreased visual acuity; EXOPHTHALMOS; NYSTAGMUS; STRABISMUS; pallor or swelling of the optic disc; and INTRACRANIAL HYPERTENSION. The tumor may extend into the optic chiasm and hypothalamus. (Adams et al., Principles of Neurology, 6th ed, p681)
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