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Updated: May 10, 2026

Recognition of Epidermal Transglutaminase by IgA and Tissue Transglutaminase 2 Antibodies in a Rare Case of Rhesus Dermatitis
Published on: December 15, 2011
Shiitake dermatitis: the first case reported in Brazil
André Ricardo Adriano1, Martha Liliana Acosta, David Rubem Azulay
1Charity Hospital of Rio de Janeiro (Instituto de Dermatologia Professor Rubem David Azulay - Santa Casa da Misericordia do Rio de Janeiro - IDPRDA-SCMRJ), Rio de Janeiro, RJ, Brazil. andrehricardo@gmail.com
Abstract:
Shiitake Dermatitis is often presented as papules and erythemato-violaceous linear streaks. It can be associated with bleomycin treatment, dermatomyositis and shiitake mushroom (Lentinus edodes). There is not any previous report concerning this rare etiology in our country. Shiitake is the second most consumed mushroom worldwide and it can cause flagellate erythema when ingested raw or half cooked. It has a higher incidence in Oriental countries because of their eating habits, this is the first case reported in Brazil, in a male patient that presented a cutaneous rash after consuming this raw mushroom.
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