Papilledema

**Definition:** Swelling of the OPTIC DISK, usually in association with increased intracranial pressure, characterized by hyperemia, blurring of the disk margins, microhemorrhages, blind spot enlargement, and engorgement of retinal veins. Chronic papilledema may cause OPTIC ATROPHY and visual loss. (Miller et al., Clinical Neuro-Ophthalmology, 4th ed, p175)

**Tree numbers:** - C10.292.700.900 - C11.640.710

**Synonyms:** - Papillitis - Optic Nerve Papillitis - Edema of the Optic Disc - Choked Disk - Edema of the Optic Disk - Optic Disc Edema - Optic Disk Edema - Papillitis, Optic - Optic Papilla Edema