Optic Nerve Edema, Venous Stasis Retinopathy, and Peripheral Retinal Whitening in a Teenage Girl

A teenage girl presents with hemorrhagic optic disc edema, peripapillary and subfoveal subretinal fluid, many intraretinal hemorrhages in all 4 quadrants, and additional abnormal findings on fundus examination. What would you do next?
Source: JAMA Ophthalmology - Category: Opthalmology Source Type: research