患者女,8岁。因“左面部包块6年余,缓慢增大”入院。体检:颜面部不对称,无偏瘫,左鼻旁软组织膨隆,左侧鼻翼略向下移位,双侧上唇外形不对称,表面皮肤正常。触诊扪及鼻旁软组织局部质地偏韧,有多个大小不一、分布不均的颗粒状病变,最大者直径约0.5cm,质地中等偏硬,表面光滑,边界 Female patient, 8 years old. Due to “left facial mass more than 6 years, slowly increasing” admission. Physical examination: face facial asymmetry, no hemiplegia, left nasal soft tissue bulging, the left nose slightly downward shift, bilateral upper lip asymmetric shape, the surface of the skin is normal. Palpable palpable paranasal soft tissue local texture is partial, there are multiple sizes, uneven distribution of granular lesions, the largest diameter of about 0.5cm, the texture is medium hard, smooth surface, the border