We report a 56 - year - old man with liver cirrhosis and hepatoma who had a 2 - year history of asymptomatic erythematous macules initially developing on bilateral arms 我们报告一位五十六岁罹患肝硬化及肝癌之男性病患，自两年前开始在双侧上臂发现一些无症状的红斑。
Asymptomatic pulmonary lupus needs no specific treatment , while prompt and aggressive treatment is mandatory for the potential life - threatening pulmonary version 无症状的肺部狼疮侵犯不需要特别治疗，然而，有些肺部狼疮侵犯却可能致命，此时积极的介入治疗是必须的。
Contrary to previous reports where the common risk factors are poorly controlled diabetes , severe neutropenia and classically caecal carcinoma , a sanctuary for the bacillus , our patient had only mild and asymptomatic neutropenia 与既往报道的糖尿病控制不佳、严重中性粒细胞减少、经典的盲肠癌等常见危险因素不同，我们的患者仅有轻度无症状的中性粒细胞减少。
Conclusions ? asymptomatic retinal emboli are relatively common in patients being assessed for coronary artery disease . we found no evidence suggesting coronary catheterization contributes to retinal embolism shortly after the procedure 结论? ?无症状的视网膜动脉栓塞在明确冠心病的患者中相对常见，我们没有发现冠状动脉导管插入术与术后短期内视网膜动脉栓塞有关的证据。
To researchers , this association between cancer and prematurely short telomeres raises the possibility of one day using telomere length as a biomarker of cancer or an early warning system that can alert physicians to pre - symptomatic cancerous changes that are underway 对研究者来说，这种癌症与端粒酶提前变短之间的联系使今后以端粒酶的长度作为癌症的生物标记成为可能，也为今后医生对早期无症状的癌变提供了警告信息。
