ASTROCYTOMA OF THE OPTIC NERVE HEAD.
D001254:Astrocytoma; D005134:Eye Neoplasms; D006801:Humans; D009369:Neoplasms / Q000175:diagnosis*; D009898:Optic Disk; D009900:Optic Nerve; D010336:Pathology
ASTROCYTOMA; EYE NEOPLASMS; NEOPLASM DIAGNOSIS; OPTIC NERVE; PATHOLOGY