Synonyms

Localized erosion about the optic canal

May Be Caused by

Anterior fossa neoplasm

Astrocytoma

Craniopharyngioma

Glioma

Granuloma

Internal carotid artery aneurysm

Langerhans cell histiocytosis

Meningioma

Metastasis

Nasal cavity neoplasm

Neurofibroma

Neurofibromatosis

Orbital dysplasia

Orbital neoplasm

Pituitary adenoma

Sarcoidosis

Sphenoid sinus mucocele

Sphenoid sinus neoplasm

Surgical defect

Tuberculosis