【单项选择题】
女,18岁。自觉前牙咬东西无力,检查:<img src="https://img.ppkao.com/2015-09/yeni/2015091616334154722.jpg" />松动Ⅱ度,龈肿不明显,<img src="https://img.ppkao.com/2015-09/yeni/2015091616350471721.jpg" />和<img src="https://img.ppkao.com/2015-09/yeni/2015091616351053340.jpg" />,袋深5-6mm,口腔卫生良好。X线片示<img src="https://img.ppkao.com/2015-09/yeni/2015091616351053340.jpg" />牙槽骨吸收2度,<img src="https://img.ppkao.com/2015-09/yeni/2015091616352945582.jpg" />槽骨垂直吸收,全身其他部位未见异常。()<p> 女,18岁。自觉前牙咬东西无力,检查:<img src="https://img.ppkao.com/2015-09/yeni/2015091616334154722.jpg" />松动Ⅱ度,龈肿不明显,<img src="https://img.ppkao.com/2015-09/yeni/2015091616350471721.jpg" />和<img src="https://img.ppkao.com/2015-09/yeni/2015091616351053340.jpg" />,袋深5-6mm,口腔卫生良好。X线片示<img src="https://img.ppkao.com/2015-09/yeni/2015091616351053340.jpg" />牙槽骨吸收2度,<img src="https://img.ppkao.com/2015-09/yeni/2015091616352945582.jpg" />槽骨垂直吸收,全身其他部位未见异常。()</p>
A、A.快速进展性牙髓炎
B、B.成人牙周炎(慢性牙周炎)
C、C.青春前期牙周炎
D、D.青少年牙周炎(局限型侵袭性牙周炎)
E、E.掌跖角化牙周破坏综合征