【名词&注释】
急性牙髓炎(acute pulpitis)、可摘局部义齿(removable partial denture)、矫治器(appliance)、牙周袋(periodontal pocket)、化学性骨坏死、牙结石(dental calculus)、牙髓失活(pulp devitalization)、龈上牙石(supragingival calculus)、龈下牙石(subgingival calculus)
[填空题] 患者女,39岁,因牙齿出血、口臭半年求治。查:全口牙结石较多,无牙缺失,未探及明显牙周袋,牙龈红肿,探针易出血
龈上牙石(supragingival calculus)与龈下牙石(subgingival calculus)相比较