The external nasal valve is an occasional site of obstruction in rhinoplasty patients, particularly in secondary patients with a pinched alae deformity.
在鼻整形病人中偶见因外鼻阀的原因引起鼻阻塞，特别是在那些鼻尖夹捏畸形修复的病例中。
2
During a ten year period, 82 patients with ureteral obstructionsecondary to metastatic disease, were seen.
在十年中我们诊治了82例继发于转移性肿瘤的输尿管梗阻患者。
3
Secondary lymphangiectasia may be caused by granulomas or cancer causing lymphatic obstruction, or increased central venous pressure (CVP) causing abnormal lymph drainage.