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患者18岁，未婚，因周期性鼻腔出血半年，于1991年10月来我所求治。患者于1990年12月底发现左鼻腔内有小米粒大小隆起物，两月后右鼻腔也出现类似隆
Patient 18 years old, unmarried, due to periodic nasal bleeding for six months, in October 1991 I seek treatment. Patient at the end of December 1990 found that the left nasal cavity has millet-sized buildup, two months after the right nasal also appeared similar to the lung