案例资料李某 ,男 ,10岁 ,学生。 2 0 0 1年 10月 9日被他人用砖击伤面颊部 ,当时自觉头痛 ,牙齿松动 ,牙痛。两天后 ,左侧面部肿痛加剧 ,伴左耳听力下降、耳鸣、耳内闷胀 ,头痛、头晕 ,在当地医院就诊。查体 :左侧颞部头皮可见约 3.0ｃｍ× 2 .0ｃｍ大小淤血斑 ,局部肿胀 ,压 Case information Lee, male, 10 years old, student. On October 9, 2001, someone was hit by a brick with cheeks and felt a headache, loose teeth and toothache. Two days later, the left side of the face swelled worse, with left ear hearing loss, tinnitus, ear bulging, headache, dizziness, at a local hospital. Physical examination: the left temporal scalp can be seen about 3.0cm × 2.0cm in size congestion spots, local swelling, pressure