๐ ็ธฝ็ฎ้ ๏ฝ ๐ ่ฑๆๅๆ๏ผๆฌ็ฏ๏ผ ๏ฝ ๐ ๅฎๆด็ฟป่ญฏ ๏ฝ โญ ็ฒพ่ฏ็ญ่จ
Introduction
Thomas W. McGovern Dermatoses Due to Plants 17
Key features
ยPlant constituents cause a variety of adverse reactions, including many cases of allergic contact dermatitis
ยPlant dermatoses are due to a small minority of plants
ยUrticaria, mechanical and chemical irritant contact dermatitis, phytophotodermatitis, and allergic contact dermatitis are the most common plant dermatoses
ยTwo major plant allergens are urushiol (Anacardiaceae family which includes poison ivy) and sesquiterpene lactones (Asteraceae family which includes chrysanthemums)
Apiaceae Umbelliferae (Parsnip family) Arecaceae Palmae (Palm family) Asteraceae Compositae (Daisy family) Brassicaceae Cruciferae (Mustard family) Fabaceae Leguminosae (Pea family) Lamiaceae Labiatae (Mint family) Poaceae Gramineae (Grass family) Rhus โ Toxicodendron or poison ivy (see text) Non-immunologic urticaria = Toxin-mediated urticaria