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1·Eosinophilic lymphoid granuloma (ELG), an uncommon benign granulomatosis with a predilection for the head and neck region, is prevalent in Orientals.

嗜酸性淋巴肉芽肿(ELG)是好发于头颈部的一种少见的良性肉芽肿性疾病，常见于东亚地区。