The second case was a 20-year-old female patient with a 5.5×5×5 cm. dermoid cyst located in the midline of the mouth floor, in between the genioglossus and geniohyoid muscles.
另一为20岁女性，在口底正中、两侧颏舌肌及颏舌骨肌之间，有一5.5×5×5公分的皮样囊肿。经
口内及口外合并手术摘除。
The second case was a 20-year-old female patient with a 5.5×5×5 cm. dermoid cyst located in the midline of the mouth floor, in between the genioglossus and geniohyoid muscles.
另一为20岁女性，在口底正中、两侧颏舌肌及颏舌骨肌之间，有一5.5×5×5公分的皮样囊肿。经口内及口外合并手术摘除。
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