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临床试验/NCT00728286
NCT00728286已完成不适用

Assessment of Platelet-dependent Thrombosis in Patients With Acute Coronary Syndromes Using an ex Vivo Arterial Injury Model

Newcastle-upon-Tyne Hospitals NHS Trust1 个研究点 分布在 1 个国家目标入组 90 人开始时间: 2008年10月最近更新:
适应症

试验速览

阶段
不适用
状态
已完成
发起方
入组人数
90
试验地点
1
主要终点
Thrombus area

研究概览

简要总结

The purpose of this study is to assess platelet dependent thrombogenicity in patients after acute coronary syndrome using an ex vivo arterial injury model.

详细描述

Abnormal platelet activity seen in patients with Type2 Diabetes Mellitus (T2DM) may be an important contributor to their enhanced cardiovascular risk and higher rates of cardiovascular events following acute coronary syndrome, despite dual antiplatelet therapy with aspirin and clopidogrel. We have earlier demonstrated high thrombogenicity in individuals with T2DM and CAD in the absence of acute ischaemic events, despite therapeutic doses of aspirin.We hypothesise that patients with T2DM will have increased thrombogenicity after acute coronary syndrome despite optimal secondary prevention medication.Measuring ex vivo thrombus area using an arterial injury model simulates plaque rupture and reflects the summative effect of all haemostatic abnormalities. The thrombus area of patients with ACS and T2DM will be compared to the controls without T2DM.

研究设计

研究类型
Observational
观察模型
Cohort
时间视角
Prospective

入排标准

年龄范围
18 Years 至 80 Years(Adult, Older Adult)
性别
All
接受健康志愿者

入选标准

  • Acute coronary syndrome (WHO criteria) with raised cardiac troponin T
  • Aged 18-80 years
  • Stable Acute coronary syndrome
  • On aspirin and clopidogrel
  • Willing to participate in the study

排除标准

  • Smoking (current smokers or smokers who quit in the last 6 months preceding recruitment)
  • Malignancy (any suspected or proven)
  • Haematological disorders (bleeding disorders)
  • Pre-menopausal women
  • Use of corticosteroids/other antithrombotic agents (warfarin)
  • Chronic liver disease
  • Unable to consent

结局指标

主要结局

Thrombus area

时间窗: Within 10 days after acute coronary syndrome

次要结局

  • Factors affecting thrombus area(Within ten days after acute coronary syndrome)

研究者

发起方
Newcastle-upon-Tyne Hospitals NHS Trust
申办方类型
Other
责任方
Sponsor

研究点 (1)

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