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地方性砷中毒是一种地球化学性疾病，是生活在特定地区的人群，由于长期从饮水、食物或空气中摄入过量砷引起的慢性全身性疾病。临床主要表现为皮肤色素脱失，色素沉着，掌跖过度角化，皮肤癌或脏器癌等。但在皮肤损害出现前或后常伴有肝脏肿大、盆血及神经系统等异常改变。笔
Endemic arsenism is a geochemical disease that is a generalized population of people living with chronic systemic disease due to long-term over-consumption of arsenic from drinking water, food or air. The main clinical manifestations of skin depigmentation, pigmentation, metatarsal hyperkeratosis, skin cancer or organ cancer. However, before or after skin lesions appear often accompanied by liver enlargement, pelvic fluid and nervous system abnormalities. pen