ResultsSialograms showed a long, horizontal main excretory duct and a pear-shaped gland located infero-posterior to the angle of the mandible.

结果造影显示颌下腺腺体呈倒梨状位于下颁角后下方，主导管细长由腺体前缘发出，水平向前走行。

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ResultsSialograms showed a long, horizontal main excretory duct and a pear-shaped gland located infero-posterior to the angle of the mandible.

结果造影显示颌下腺腺体呈倒梨状位于下颁角后下方，主导管细长由腺体前缘发出，水平向前走行。

youdao