患者,女,32岁。3年前患者无意间发现右侧颌下有一玉米粒大小包块,无疼痛及其他不适,未重视,亦未进行系统治疗。半年来该包块缓慢长大,在外院作颈部B超示右侧颌下区实质性包块,质不匀,血流丰富,建议手术。患者因故未作手术,口服消炎药,包块大小无明显变化。为进一步治疗,门诊以右侧颌下包块(性质待查)收入院。发病以来,患者无发热、口干及张口受限,精神佳,饮食及大小便正常。入院查体:一般情况好,心、肺、腹 Patient, female, 32 years old. Three years ago, the patient inadvertently found a corn kernel-size mass in the right submandibular area, with no pain or other discomfort, no attention and no systematic treatment. Half a year to slowly grow up the mass in the hospital for the neck outside the B-submandibular right to show substantial mass, uneven quality, blood flow, the proposed surgery. For some reason, patients without surgery, oral anti-inflammatory drugs, no significant change in the size of the mass. For further treatment, out-patient submandibular mass (nature to be investigated) income hospital. Since onset, the patient has no fever, dry mouth and mouth restriction, good spirit, diet and normal urine. Admission examination: the general situation is good, heart, lung, abdomen