Extreme Interocular Asymmetry in an Atypical Case of a Hydroxychloroquine-Related Retinopathy.

: Long-term hydroxychloroquine (HCQ) therapy can lead to retinal toxicity. Typically, it is characterized by a bull's eye maculopathy. More recently, a "pericentral" form of HCQ retinopathy that predominantly affects patients of Asian descent has been described.