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Lancefield group A streptococcal upper respiratory tract infections are well known to be precursors of a number of disease processes. That they frequently herald a first attack of guttate psoriasis or a reactivation of chronic plaque psoriasis is well recognized, though this is perhaps more true among dermatologists than otolaryngologists. This paper briefly summarizes the historical background, recent research into, and current understanding of the connection between the two pathological phenomena.
England et al. (Mon,) studied this question.