Paraneoplastic frosted branch angiitis as first sign of relapsed Hodgkin lymphoma

Key Clinical Message Frosted branch angiitis (FBA) is a rare form of retinal vasculitis with typical perivascular edema taking the shape of frost on a tree branch. It was reported only twice as the initial presentation of Hodgkin lymphoma (HL). Here, we present the first case of paraneoplastic FBA as the initial sign of HL relapse in an elderly female. Frosted branch angiitis (FBA) is a rare form of retinal vasculitis with typical perivascular edema taking the shape of frost on a tree branch. It was reported only twice as the initial presentation of Hodgkin lymphoma (HL). Here, we present the first case of paraneoplastic FBA as the initial sign of HL relapse in an elderly female.