The Standardization of Uveitis Nomenclature (SUN) Working Group reported criteria for serpiginous choroiditis.
Serpiginous choroiditis is a chronic posterior uveitis with ameboid and serpentine choroidal inflammatory lesions which can lead to chorioretinal damage and atrophy if left untreated.
Criteria for serpiginous choroiditis - all of the following:
(1) paucifocal or multifocal choroiditis with an ameboid or serpentine shape
(2) one or both of the following:
(2a) fluorescein angiogram with early diffuse hypofluorescent lesions and late hyperfluorescent lesion borders
(2b) fundus autofluorescence with hypo-autofluorescent lesions with hyper-autofluorescent borders
(3) absent to minimal inflammation of the anterior chamber
(4) absent to minimal vitreous inflammation
(5) absence of syphilis, sarcoidosis, and tuberculosis
where:
• Lesions of choroiditis do not need to be contiguous with the optic disc
