1. | No ocular trauma or surgery preceding onset of diseaseb |
2. | Bilateral involvement (verified with ICGA and/or EDI-OCT)b |
3. | Exclusion of other infectious, inflammatory or masquerading entities, in particular other stromal choroiditis entities (i.e., tuberculosis, sarcoidosis or syphilis)b |
4. | Diffuse choroiditis evidenced by ICGA and/or EDI-OCTb |
5. | Signs and symptoms of less than 4 weeks’ durationb |
6. | Absence of clinical findings compatible with chronic disease (i.e. sunset glow fundus or integumentary signs (vitiligo, alopecia & poliosis)b |
7. | Exudative retinal detachments (evidenced by pooling and pinpoint leaking points on FA and ICGA) (very helpful criterion when present) |
8. | Disc hyperfluorescence (helpful criterion). |
9. | Neurological / auditory findings (meningismus, tinnitus, acute hearing loss) (helpful criterion). |