Hypersensitivity to aloe.
Hypersensitivity, manifested by generalized nummular eczematous and papular dermatitis, and presumably by contact urticaria, developed in a 47-year-old man after four years of using oral and topical aloe. Patch tests for aloe were positive in this patient.
D000504:Aloe / Q000276:immunology*; D000880:Anthraquinones / Q000009:adverse effects*; D003877:Dermatitis, Contact / Q000209:etiology*; D004342:Drug Hypersensitivity / Q000209:etiology*; D004642:Emodin / Q000009:adverse effects* / Q000276:immunology; D006801:Humans; D008297:Male; D008875:Middle Aged; D010946:Plants, Medicinal / Q000276:immunology*; D012871:Skin Diseases / Q000139:chemically induced; D014581:Urticaria / Q000139:chemically induced
D000880:Anthraquinones; D004642:Emodin