For patients with these underlying cardiac conditions, prophylaxis is recommended for all dental procedures that involve manipulation of gingival tissue or the periapical region of teeth or perforation of the oral mucosa.

• 具有潜在心脏疾病的患者，在进行所有牙科操作时都推荐预防给药，包括牙龈组织或者牙根尖周区域或者口腔黏膜穿孔等。