Trong phân loại bệnh quanh răng năm 1999 của AAP, bệnh lợi do vi khuẩn đặc hiệu là:
Trả lời:
Đáp án đúng: D
The question refers to the 1999 AAP classification of periodontal diseases, specifically regarding gingival diseases associated with specific bacteria. None of the options directly represent gingival diseases associated with specific bacteria as classified by the 1999 AAP. Options like endocrine-related gingival diseases, plaque-induced gingivitis without local contributing factors, non-plaque-induced gingival lesions, and gingivitis associated with blood dyscrasias are separate categories. While ANUG (Acute Necrotizing Ulcerative Gingivitis) could be considered related to specific bacteria, it's not explicitly listed as a distinct category in the multiple-choice options according to the strict interpretation of the provided options and the 1999 AAP classification in this context.