title: [Chronic arsenic poisoning].
abstract: A case of chronic arsenic intoxication due to ingestion of contaminated water for several years is reported. The main symptoms were keratosis palmaris et plantaris, confetti - Like dyschromias in chest, post - necrotic liver cirrhosis multiple intraepithelial epidermoid carcinomas and invasive epidermoid carcinoma. The epidemiologic study showed high concentration of arsenic in the water of the well used by the patient; likewise, chronic arsenicalism was found in the whole family and in several neighbors who consumed water from the same well.
mesh_terms: D000293:Adolescent; D001151:Arsenic / Q000302:isolation & purification; D020261:Arsenic Poisoning; D002294:Carcinoma, Squamous Cell / Q000139:chemically induced / Q000473:pathology; D002908:Chronic Disease; D003937:Diagnosis, Differential; D006801:Humans; D007645:Keratoderma, Palmoplantar / Q000139:chemically induced / Q000473:pathology; D007866:Leg; D008103:Liver Cirrhosis / Q000139:chemically induced / Q000473:pathology; D008297:Male; D008800:Mexico; D012878:Skin Neoplasms / Q000139:chemically induced / Q000473:pathology; D014877:Water Pollution, Chemical; D014881:Water Supply / Q000032:analysis
chemical_list: D001151:Arsenic
vernacular_title: Arsenicismo crónico.