Quaternary ammonium compound contact dermatitis from a deodorant.
D001548:Benzalkonium Compounds / Q000009:adverse effects*; D055598:Chemical Phenomena; D002621:Chemistry; D003836:Deodorants / Q000009:adverse effects*; D003877:Dermatitis, Contact / Q000139:chemically induced*; D004485:Eczema / Q000150:complications; D006801:Humans; D008297:Male; D008875:Middle Aged; D000644:Quaternary Ammonium Compounds / Q000009:adverse effects*; D012882:Skin Tests
D001548:Benzalkonium Compounds; D003836:Deodorants; D000644:Quaternary Ammonium Compounds