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黑色素神经外胚瘤是一种少见的婴儿颌骨肿瘤,而发生在成年人腮腺区者更为罕见,本文报告1例。患者,男,49岁。主因左耳前肿物4个月,近20天生长加快就诊。检查:左耳前可扪及4cm×3.5cm×cm的肿物,表面不光滑、质硬,与周围粘连且固定,左耳下淋巴结肿大约1cm,光滑活动。临床印象:腮腺癌。术中见,肿物位于腮腺深叶,无明显包膜,与周
The melanotic neuroepithelial neoplasia is a rare type of infant jaw tumor that occurs in the adult parotid gland. This is reported in 1 case. Patient, male, 49 years old. Mainly due to left anterior ear mass 4 months, nearly 20 days to accelerate the treatment. Examination: The left ear can be swollen with a 4cm x 3.5cm x cm mass. The surface is not smooth, hard, adheres to the surrounding area, and is fixed. The lymphadenopathy of the left ear is approximately 1cm. Clinical impression: parotid gland cancer. See the surgery, the tumor is located in the deep parotid gland, no obvious capsule, and the week