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患者,男,30岁,为去除烟斑,要求洁治。刷牙出血不明显,临床检查:大量菌斑、牙石,牙龈红肿不明显,探诊后点状出血,全口牙附着丧失2~3mm。临床诊断是()
A . A.慢性牙周炎
B . 慢性龈缘炎
C . 快速进展性牙周炎
D . 青少年牙周炎
E . 坏死溃疡性牙周炎
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