PAD most often reduces blood flow to the legs, causing pain and numbness, impairing the ability to walk and in some cases leading to amputation.

周围动脉疾病通常导致下肢血流量降低，引发疼痛、麻木症状，影响正常行走能力，部分患者需行截肢手术。

youdao

One of the dangers leading to a proliferation of use cases is what I call the water lily syndrome.

导致用例激增的一个危险是我称之为睡莲综合征。

youdao

Uncorrected cases of near-sightedness, far-sightedness and astigmatism are the leading cause of vision problems.

未及时矫正的近视，远视和散光是视觉问题的主要诱因。

youdao

Uncorrected cases of near-sightedness, far-sightedness and astigmatism are the leading cause of vision problems.

VOA: special.2011.05.16

"Talking about Islam as the only religion, leading to views that are clearly problematic, and in some cases led to terrorism.

VOA: standard.2010.07.12

In two years the new stent went into some 7, 600 patients--and malfunctions occurred in more than 2, 600 of the cases, leading to 12 patient deaths, the Justice Department says.

FORBES: Dangerous Devices

Cardinal Dolan has been dogged by questions over how he handled sexual abuse cases involving priests while leading the archdiocese of Milwaukee between 2002 and 2009.

WSJ: Dolan Rises��Just Not to Pope

It is thought to be a cause of many falls among the elderly, leading in some cases to fractures which cause permanent disability.

BBC: Feeling faint? Cross your legs