Recently a debate about the association between Helicobacter pylori (HP) and various dermatologic conditions has been reported.1-3 We designed a case-control study of a population-based sample to assess the prevalence of HP infection and the effects of bacterium eradication on the outcome of the cutaneous lesions in patients affected by psoriasis and lichen planus.
Daudén E, Vázquez-Carrasco M, Peñas PF, Pajares J, García-Díez A. Association of Helicobacter pylori Infection With Psoriasis and Lichen Planus: Prevalence and Effect of Eradication Therapy. Arch Dermatol. 2000;136(10):1275–1276. doi:
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