“…With the conjunctival epithelium being a potential portal of infection for SARS-CoV-2, 37 conjunctivitis has been reported at variable frequencies of 0.8%-31.6% among hospitalized patients (Supplementary Tables 2-3). Importantly, there has been biological confirmation of conjunctival infection with SARS-CoV-2 RNA in at least nine cases to datea single patient with conjunctivitis in a Zhejiang hospital-based series, 38 2/12 patients with conjunctivitis in a Hubei study, 39 1/56 COVID-19 patients in a Hong Kong study, 40 three other cases in China, 41,42 and single cases in Canada 43 and Iran. 44 It is also worth noting that acute painless monocular vision loss in keeping with ocular or retinal ischemia (retinal artery occlusion) has been reported in three case reports (Supplementary Table 3).…”