نتایج جستجو برای: reflow

تعداد نتایج: 2586  

Journal: :Pakistan Journal of Medical and Health Sciences 2023

Background: No-reflow is a serious complication that can occur during primary percutaneous coronary intervention (PCI) for acute myocardial infarction (AMI). frequent event (AMI), and it may affect cardiac prognosis. Objectives: The main objective of the study to find effect no-reflow on six-month mortality. Methods: This was conducted at Ayub Teaching Hospital Abbottabad over period six months...

Journal: :Cukurova Medical Journal 2021

Amaç: Bu çalışmanın amacı, primer perkütan koroner girişim (PKG) ile tedavi edilen akut ST-segment yükselmeli miyokard infarktüsü (STYMİ) hastalarında başvuru sırasında ölçülen platelet/lenfosit oranının (PLO) no-reflow fenomeni oluşumu arasındaki ilişkiyi değerlendirmektir.
 Gereç ve Yöntem: çalışmada, PKG STYMİ'li 126 hasta kapsanmıştırr. Hastaların hastaneye anındaki hemoglobin, trombos...

Journal: :Circulation 2002
Atsushi Tanaka Takahiko Kawarabayashi Yoshiharu Nishibori Toshihiko Sano Yukio Nishida Daiju Fukuda Kenei Shimada Junichi Yoshikawa

BACKGROUND The no-reflow phenomenon is associated with poor functional and clinical outcomes for patients with acute myocardial infarction (AMI). In the era of primary intervention, accurately identifying lesions at high risk of no reflow is of crucial importance. At present, no study into the relationship between lesion morphology and no reflow has been performed. The aim of this study was to ...

2016
Le Wang Gang Liu Jun Liu Mingqi Zheng Liang Li

OBJECTIVES The aim of this study was to investigate the effect of no-reflow phenomenon on ventricular systolic synchrony via myocardial blush grades (MBGs) in patients with acute anterior myocardial infarction after percutaneous coronary intervention (PCI). PATIENTS AND METHODS All patients were divided into two groups and assessed by MBGs. To observe the parameters of the left ventricular fu...

2001
Robert D. Safian

A. DEFINITION. The no-reflow phenomenon was originally observed in experimental models of acute myocardial infarction (MI) and was described as a failure to restore normal myocardial blood flow despite removal of the coronary obstruction. Since that time, no-reflow has been shown to complicate thrombolytic therapy and percutaneous revascularization with PTCA and other devices. Defined angiograp...

Journal: :Circulation 1993
F S Villanueva W P Glasheen J Sklenar S Kaul

BACKGROUND Since myocardial blood flow changes dynamically after reperfusion and since both hyperemia and impairment in microvascular function exist within the acutely reperfused bed, we sought to investigate the role of myocardial contrast echocardiography (MCE) in (1) defining the temporal variability in perfusion patterns after reflow and relating these to microsphere-derived blood flow; (2)...

Journal: :emergency journal 0
bahareh feizi clinical research development center, bouali hospital, islamic azad university, tehran medical sciences branch, tehran, iran. shahram taghdisi clinical research development center, bouali hospital, islamic azad university, tehran medical sciences branch, tehran, iran. jalil etemadi cardiology department, imam hossein hospital, shahid beheshti university of medical sciences, tehran, iran. amir hossein feizi clinical research development center, bouali hospital, islamic azad university, tehran medical sciences branch, tehran, iran. setareh asgarzadeh clinical research development center, amir-almomenin hospital, islamic azad university, tehran medical sciences branch, tehran, iran. sepideh kamal clinical research development center, bouali hospital, islamic azad university, tehran medical sciences branch, tehran, iran.

introduction: the precise time of using percutaneous coronary intervention (pci) after fibrinolytic therapy for maximum efficiency and minimum side effects is still undetermined. therefore, the present study was designed to compare the outcome of myocardial infarction (mi) patients who underwent surgical intervention (angiography and pci) within 48 hours of thrombolytic therapy or after that. m...

Journal: :European heart journal 2008
Giampaolo Niccoli Simona Giubilato Eleonora Russo Cristina Spaziani Andrea Leo Italo Porto Antonio M Leone Francesco Burzotta Silvia Riondino Fabio Pulcinelli Luigi M Biasucci Filippo Crea

AIMS Thromboxane A2 (TXA2) is a key mediator of platelet activation and aggregation, and an important mediator of platelet-induced coronary artery constriction. We sought to investigate whether baseline plasma levels of TXA2 are associated with coronary no-reflow after primary percutaneous coronary intervention (PPCI). METHODS AND RESULTS A total of 47 consecutive patients (age, 62.5 +/- 12.7...

2015
MOHAMED FAKHER

Background: Angiographic no-reflow phenomenon after primary Percutaneous Coronary Intervention (PCI) in patients with acute ST-elevation myocardial infarction (STEMI) may result in unfavorable outcome. Objectives: The aim of the study was to evaluate the TIMI risk score of STEMI as a predictor of no-reflow phenomenon after primary PCI. Patients and Methods: We analyzed 627 patients presenting w...

2015
Seong Joon Ahn Kyu Hyung Park Na-Kyung Ryoo Jeong-Ho Hong Cheolkyu Jung Chang-Hwan Yoon Moon-Ku Han Se Joon Woo Demetrios Vavvas

PURPOSE To investigate the incidence and risk factors of the no-reflow phenomenon in central retinal artery occlusion (CRAO) patients and to determine its effects on visual and anatomic outcomes. METHODS In 102 eyes with CRAO in which arterial recanalization was obtained within 1 week from baseline, fluorescein angiography images obtained at baseline and 1 week were retrospectively reviewed. ...

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