ABSTRACT This paper describes two cases of allograft corneal transplant rejection after the application of two types of COVID-19 vaccines – Coronavac (Sinopharm/Butantan) and MRNA BNT162&2 (Pfizer-BioNTech) vaccines – with an interval of 1 to 10 days, respectively. The rejection manifested in the form of corneal edema, hyperemia and blurred vision, which responded rapidly to the use of topical and subconjunctival corticosteroid. As far as we know, this is the first published report of immunological rejection of penetrating corneal transplant […]