作者调查了218例心绞痛和高血压患者服用四种降压药(Ca洁抗剂)后牙龈增生和牙龈炎的情况。牙龈增生程度以上下颌前牙部牙龈为主,并分为5个等级。0:无牙龈增生;0～1:难以判定牙龈增生;1:牙冠被覆盖1/3或其以下;2:牙冠被覆盖1/3～2/3;3:牙冠被覆盖2/3以上.牙龈炎程度采用Russel的牙周指数(PI)并限于上下颌前牙。口腔卫生状态指标采用口腔卫生简化指数(OHI-S)。 The authors investigated gingival hyperplasia and gingivitis in 218 patients with angina pectoris and hypertension after taking four antihypertensives (Ca decongestants). Gingival hyperplasia above the mandibular front gums, and is divided into five levels. 0: No gingival hyperplasia; 0 to 1: Gingival hyperplasia is difficult to determine; 1: Crown covered 1/3 or less; 2: Crown covered 1/3 to 2/3; 3: Crown covered 2 / 3 or more.Gingival inflammation using Russel's periodontal index (PI) and limited to the maxillary mandibular anterior teeth. Oral health status indicators using oral hygiene simplified index (OHI-S).