Immunoglobulin G subclass 4-related disease of the lacrimal sac presenting as bilateral lacrimal sac nodules: Rare case report
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Immunoglobulin G subclass 4-related (IgG4) disease is a fibro-inflammatory systemic disease. It can present in different and wide variety of clinical presentations. The ocular manifestations of IgG4 disease are diverse, but the most common presentation is lacr... ...
