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畸胎瘤多发生在人体中线附近的卵巢、睾丸、后腹膜和骶尾部,而发生于耳前的则较罕见。现将耳前部囊性畸胎瘤1例报告如下:患者男,4岁,因右面部肿块术后3年复发而就诊。患者于生后2月发现右耳前面部长1肿块,行手术切除。近半年手术部位逐渐隆起,形成1包块,无疼痛。术中见右耳前皮肤与肌层之间,有8×5×3cm~3大小肿块1个,上界于眼外眦,下止上齿槽,内达颧骨突,外抵耳屏内侧,表面不平,边界尚清,质软呈囊性,内含土黄色液体约30ml,行囊肿全切送病检。病理检查肉眼观:灰红色囊性肿物1个,5×3.5×2.5cm~3,已剖开,内为土黄色粘稠液体,
Teratomas occur most often in the ovary, testis, retroperitoneum, and sacrococcyx near the midline of the human body, whereas those occurring in front of the ear are rare. One case of cystic teratoma in front of the ear is reported as follows: The patient, male, is 4 years old and presents with a recurrence of the right facial mass 3 years after the operation. A patient developed a lump in front of the right ear and was surgically removed in 2 months after birth. In the past six months, the surgical site gradually bulges, forming a mass, without pain. In the surgery, between the skin and the muscle layer of the right ear, there is a size of 8×5×3cm~3, and the upper boundary is at the external iliac crest. The upper alveolar space is reached, and the sacrum is internal and reaches the inside of the tragus. , The surface is uneven, the border is still clear, soft and cystic, containing about 30ml of yellowish liquid, all cysts sent to the pathological examination. Pathological examination of the naked eye: gray red cystic mass 1, 5 × 3.5 × 2.5cm ~ 3, has been cut open, within the osmotic viscous liquid,