Concomitant oral and genital mucosal involvement in classical Sweet syndrome.

Dear Editor, Sweet syndrome (SS) is a rare inflammatory dermatosis characterized by the abrupt onset of painful erythematous plaques, papules and nodules associated with a neutrophilic dermal infiltrate, fever, and peripheral neutrophilia. It is classified into three major subtypes: the classical form, frequently associated with infections, pregnancy, inflammatory bowel disease and other autoimmune disorders; the malignancy-associated form, linked to both solid-organ and hematologic malignancies, particularly acute myeloid leukemia and myelodysplastic syndromes; and the drug-induced form. [...].