To present a case of central retinal artery occlusion (CRAO) leading to the diagnosis of eosinophilic granulomatosis with polyangiitis (Churg-Strauss syndrome) within 1 week of an adenovirus vector COVID-19 vaccination. A case was reviewed. A 50-year-old man with atopic dermatitis and asthma presented with acute painless vision loss in 1 eye. An examination and imaging findings showed CRAO. Further evaluation found eosinophilia and elevated inflammatory markers. A workup for vasculitis showed elevated cytoplasmic-antineutrophil cytoplasmic antibody, perinuclear-antineutrophil cytoplasmic antibody, myeloperoxidase antibody, rheumatoid factor, and total immunoglobulin E. Skin biopsies were consistent with eosinophilic granulomatosis with polyangiitis. Steroids, cyclophosphamide, and mepolizumab were initiated. At 1 year, the patient's systemic symptoms had improved but his vision had not. Few reports exist of CRAO associated with eosinophilic granulomatosis with polyangiitis, with no other instances related to an adenovirus vector COVID-19 vaccination. Treating a systemic vasculitis early can be vision saving in the fellow eye and prevent systemic life-threatening complications.

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http://www.ncbi.nlm.nih.gov/pmc/articles/PMC11323520PMC
http://dx.doi.org/10.1177/24741264241252588DOI Listing

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