耳后巨大毛囊瘤１例湖北省钟祥市口腔医院吴斌，姚勇，伍明成患者女性．ＺＩ岁。因左侧耳后肿块２０年而就诊。患者自述出生后半年，发现左侧耳后根处长一黄豆大小包块，无任何症状，当时未做任何治疗。肿块随年龄增长而逐渐增大，并向耳廓及耳后头皮漫延生长，近二年来，... A large hair follicle tumour behind the ear 1 case in Hubei Province Zhongxiang Stomatological Hospital Wu Bin, Yao Yong, Wu Mingcheng patient female. ZI is old. He has been treated for a 20-year history of a lump in the left ear. Six months after birth, the patient reported that he had a small soybean-sized mass at the back of the left ear and had no symptoms. No treatment was given at that time. Masses gradually increase with age, and spread to the ear and scalp behind the ear, in the past two years,...