Acute zonal occult outer retinopathy (AZOOR) complex associated with torpedo retinopathy following COVID-19 recombinant mRNA vaccination: a case report of a rare clinical presentation

Abstract Background While vaccination remains crucial in mitigating the impact of the COVID-19 pandemic, several ocular adverse events has been reported, including Acute Zonal Occult Outer Retinopathy (AZOOR) complex. Case presentation A 31-year-old female presented declined best corrected visual ac...

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Bibliographic Details
Main Authors: Nai-Wen Chang, Chia-hao Kuo, Hung-Da Chou, Yi-Hsing Chen
Format: Article
Language:English
Published: BMC 2025-01-01
Series:BMC Ophthalmology
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Online Access:https://doi.org/10.1186/s12886-025-03844-z
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Summary:Abstract Background While vaccination remains crucial in mitigating the impact of the COVID-19 pandemic, several ocular adverse events has been reported, including Acute Zonal Occult Outer Retinopathy (AZOOR) complex. Case presentation A 31-year-old female presented declined best corrected visual acuity (BCVA) and flashes in both eyes three days following second recombinant mRNA COVID-19 vaccine (Moderna). Fundus autofluorescence (FAF) illustrated speckled hyper-AF lesions surrounding right eye torpedo maculopathy site and hyper-AF lesions in the left macula. The spectral-domain optical coherence tomography delineated inner and outer segment (IS/OS) line disruption; hyperreflective deposits in the outer nuclear layer (ONL); and undetectable interdigitation zone (IDZ). Her BCVA further declined after 3-month observation, thus she received 8-month oral prednisolone and mycophenolate mofetil treatment. Her BCVA recovered; the hype-AF lesions resolved; and the IS/OS line and ONL resumed. Conclusions We present a rare case of AZOOR complex following COVID-19 vaccination inciting from torpedo retinopathy where outer-retinal barrier breaks down.
ISSN:1471-2415