The clinical presentations are similar but treatment strategies are different between AMI due to thrombotic occlusion of coronary arteries and that secondary to aortic dissection. 急性心肌梗塞因冠狀動脈的血栓阻塞和次發于主動脈剝離二者的臨床表征很相似但治療方式卻是不同。
The external nasal valve is an occasional site of obstruction in rhinoplasty patients, particularly in secondary patients with a pinched alae deformity. 在鼻整形病人中偶見因外鼻閥的原因引起鼻阻塞,特別是在那些鼻尖夾捏畸形修復的病例中。