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ملفات تعريف الارتباط المستخدمة
牙周炎的病程有何特點?牙周炎的自然病程表現為間歇性的活動期,即靜止-活躍-靜止-活躍的特點。每一次活躍牙周炎症就會明顯加重,出現新的牙周組織破壞。靜止期則炎症和症狀都不明顯。牙周炎的病程特點要求對本病系統治療。定期進行牙周維護治療,能延長靜止期,破壞牙周病的自然進程,達到好的治療效果。