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Trhombus Aspiration in Hyperglycemic ST-elevation myocardiAl InfarcTIon (TAHITI)

2017年2月14日 更新者:Raffaele Marfella、University of Campania "Luigi Vanvitelli"

Trhombus Aspiration in Hyperglycemic ST-elevation myocardiAl InfarcTIon (STEMI) Patients: 1-year Follow-up of the Prospective Randomised TAHITI Study

Background. Patients with ST-Elevation Myocardial Infarction (STEMI) and hyperglycemia on admission have high rates of mortality (1). The management of hyperglycemic patients during STEMI is unclear. We evaluate whether the thrombus aspiration (TA) before primary percutaneous coronary intervention (PCI) may improve STEMI outcomes in hyperglycemic patients (2).

Research Design and Methods. Consecutive 990 hyperglycemic patients with first STEMI undergoing quantitative coronary angiography were studied. Patients were categorized in two groups, either treated by thrombus aspiration v/s patients treated without thrombus aspiration. After discharge from the hospital, all patients will be managed and followed quarterly for 12 months month after event, as outpatients, to perform clinical evaluation, routine analyses and cardiovascular evaluation. The cardiovascular endpoint collected in both cohorts will include cardiac mortality, all-cause mortality and hospitalization for coronary disease and heart failure.

Conclusions. We will attend improved outcomes in hyperglycemic patients treated by the TA before PCI, as compared to hyperglycemic patients treated only by PCI.

調査の概要

詳細な説明

The data analyzed in this study will be obtained from hyperglycemic STEMI patients who underwent primary PCI at the Department of Cardiology of the Cardarelli Hospital in Naples Italy between June 1, 2016, and December 1, 2017. This will be a prospective study to compare two therapeutic strategies: PCI plus thrombus aspiration (TA) versus PCI alone in patients with STEMI and hyperglycemia. According to the recent statement by the American Heart Association, hyperglycemia will be defined as an admission plasma glucose level of >140 mg/dl. Inclusion criteria will include: age of 18 years or greater, presentation to the cardiac catheterization laboratory for PCI in the setting of first STEMI, admission plasma glucose level of >140 mg/dl. All STEMI patients will be referred to the cardiac catheterization laboratory within 12 h of presentation. Patients with left ventricular ejection fraction less than 25%, with previous myocardial infarction or previous PCI or/and coronary by-pass grafting, or had received fibrinolytic therapy will be excluded from the study. The following patients will be referred for urgent invasive diagnostics with the intention of performing PCI: symptom duration of 12 hours or less and ST-segment elevation of 0.1 mV or greater in at least 2 contiguous leads (≥0.2 mV in V1-V3) or presumed new-onset left bundle-branch block. The investigation will be conformed with the principles outlined in the Declaration of Helsinki for use of human tissue or subjects. The Institutional Review Board will approve the protocol.

Outcomes The primary outcome of the THAITI study will be all-cause mortality, cardiovascular deaths, recurrent myocardial infarction, cardiogenic shock, and class IV heart failure within 360 days. Other outcomes will include target vessel revascularisation, stent thrombosis, stroke, and transient ischaemic attack within 360 days.

研究の種類

観察的

入学 (実際)

990

連絡先と場所

このセクションには、調査を実施する担当者の連絡先の詳細と、この調査が実施されている場所に関する情報が記載されています。

研究場所

      • Naples、イタリア、80100
        • Cardarelli Hospital

参加基準

研究者は、適格基準と呼ばれる特定の説明に適合する人を探します。これらの基準のいくつかの例は、人の一般的な健康状態または以前の治療です。

適格基準

就学可能な年齢

18年~80年 (大人、高齢者)

健康ボランティアの受け入れ

いいえ

受講資格のある性別

全て

サンプリング方法

確率サンプル

調査対象母集団

We will analyze the consecutive patients presenting with acute myocardial infarction and ST segment elevation (STEMI) admitted to the Department of Cardiology of the Cardarelli Hospital in Naples, Italy. Inclusion criteria will include: age of 18 years or greater, presentation to the cardiac catheterization laboratory for PCI in the setting of first STEMI, admission plasma glucose level ( >140 mg/dl in hyperglycemic Group). All STEMI patients will be referred to the cardiac catheterization laboratory within 12 h of presentation. Patients with left ventricular ejection fraction less than 25%, with previous myocardial infarction or previous PCI or/and coronary by-pass grafting will be excluded.

説明

Inclusion Criteria:

- age of 18 years or greater, presentation to the cardiac catheterization laboratory for PCI in the setting of first STEMI, admission plasma glucose level ( >140 mg/dl in hyperglycemic Group).

Exclusion Criteria:

- patients with left ventricular ejection fraction less than 25%, with previous myocardial infarction or previous PCI or/and coronary by-pass grafting.

研究計画

このセクションでは、研究がどのように設計され、研究が何を測定しているかなど、研究計画の詳細を提供します。

研究はどのように設計されていますか?

デザインの詳細

コホートと介入

グループ/コホート
介入・治療
STEMI TA hyperglycemic subjects
STEMI hyperglycemic patients, percutaneous coronary intervention with TA
Percutaneous coronary intervention. Procedures include: Implantation of stents The thrombus aspiration (TA) will be started before crossing the coronary atherosclerosis lesion. A minimum of two syringes (40 mL) of aspirate will be recommended. The guide catheter will be engaged with the coronary ostia when removing the thrombectomy catheter. The guide catheter will be aspirated after thrombectomy to avoid embolisation of air or thrombus. PCI procedure will be done without thrombectomy as per the investigator. Direct stenting will not be mandated in either treatment group. Bailout thrombectomy will be allowed after a failure of the initial PCI alone strategy. The decision about bailout thrombectomy will be made by the interventional cardiologist performing the initial PCI.
STEMI without TA hyperglycemic subjects
STEMI hyperglycemic patients, percutaneous coronary intervention without TA
Percutaneous coronary intervention. Procedures include: Implantation of stents The thrombus aspiration (TA) will be started before crossing the coronary atherosclerosis lesion. A minimum of two syringes (40 mL) of aspirate will be recommended. The guide catheter will be engaged with the coronary ostia when removing the thrombectomy catheter. The guide catheter will be aspirated after thrombectomy to avoid embolisation of air or thrombus. PCI procedure will be done without thrombectomy as per the investigator. Direct stenting will not be mandated in either treatment group. Bailout thrombectomy will be allowed after a failure of the initial PCI alone strategy. The decision about bailout thrombectomy will be made by the interventional cardiologist performing the initial PCI.

この研究は何を測定していますか?

主要な結果の測定

結果測定
メジャーの説明
時間枠
cardiovascular death
時間枠:12 months
death caused by loss of heart function such as sudden cardiac arrest or heart attack (myocardial infarction). ECG and cardiac damage markers
12 months
recurrent myocardial infarction
時間枠:12 months
Myocardial infarction when there is a blockage in one or more of the arteries to the heart, preventing the heart from receiving enough oxygen-rich blood. If the oxygen in the blood cannot reach the heart muscle, the heart becomes damaged. ECG and cardiac damage markers
12 months
heart failure.
時間枠:12 months
Heart failure develops when the heart, via an abnormality of cardiac function (detectable or not), fails to pump blood at a rate commensurate with the requirements of the metabolizing tissues or is able to do so only with an elevated diastolic filling pressure. ECG and echocardiography
12 months
acute coronary syndrome
時間枠:12 months
non-ST-elevation acute coronary syndromes (ACSs) and unstable angina. ECG and cardiac damage markers
12 months

二次結果の測定

結果測定
メジャーの説明
時間枠
Target vessel revascularisation
時間枠:12 months
Target lesion revascularization was defined as either repeat percutaneous or surgical revascularization for a lesion anywhere within the stent or the 5-mm borders proximal or distal to the stent. Target lesion revascularization was considered to be ischemia-driven if the target lesion diameter stenosis was ≥50% by quantitative analysis with either electrocardiographic changes at rest or a positive functional study in the distribution of the target lesion, or ≥70% with recurrent symptoms only. Angiography study
12 months
stent thrombosis,
時間枠:12 months
Definite or confirmed event with symptoms suggestive of an acute coronary syndrome and angiographic or pathologic confirmation of stent thrombosis.Angiography study
12 months
stroke
時間枠:12 months
The sudden death of brain cells due to lack of oxygen, caused by blockage of blood flow or rupture of an artery to the brain. Symptoms: Sudden loss of speech, weakness, or paralysis of one side of the body. CAT scans
12 months
transient ischaemic attack
時間枠:12 months
.A transient ischemic attack (TIA) is like a stroke, producing similar symptoms, but usually lasting only a few minutes and causing no permanent damage.CAT scans
12 months

協力者と研究者

ここでは、この調査に関係する人々や組織を見つけることができます。

捜査官

  • スタディディレクター:Celestino Sardu, MD, PHD、University of Campania "Luigi Vanvitelli"

出版物と役立つリンク

研究に関する情報を入力する責任者は、自発的にこれらの出版物を提供します。これらは、研究に関連するあらゆるものに関するものである可能性があります。

一般刊行物

研究記録日

これらの日付は、ClinicalTrials.gov への研究記録と要約結果の提出の進捗状況を追跡します。研究記録と報告された結果は、国立医学図書館 (NLM) によって審査され、公開 Web サイトに掲載される前に、特定の品質管理基準を満たしていることが確認されます。

主要日程の研究

研究開始 (実際)

2010年8月1日

一次修了 (実際)

2015年8月1日

研究の完了 (実際)

2016年8月1日

試験登録日

最初に提出

2016年4月28日

QC基準を満たした最初の提出物

2016年6月25日

最初の投稿 (見積もり)

2016年6月29日

学習記録の更新

投稿された最後の更新 (実際)

2017年2月15日

QC基準を満たした最後の更新が送信されました

2017年2月14日

最終確認日

2017年2月1日

詳しくは

本研究に関する用語

個々の参加者データ (IPD) の計画

個々の参加者データ (IPD) を共有する予定はありますか?

はい

IPD プランの説明

Monthly for 1 year

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米国FDA規制医薬品の研究

いいえ

米国FDA規制機器製品の研究

いいえ

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percutaneous coronary interventionの臨床試験

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