Quantitative frame by frame analysis of regional contraction and lengthening on left ventricular cineangiograms: application to the study of normal left ventricles and left ventricles with mitral valve prolapse.

abstract：BACKGROUND:Electromechanical (EM) coupling heterogeneity is significant in long QT syndrome (LQTS), particularly in symptomatic patients; EM window (EMW) has been proposed as an indicator of interaction and a better predictor of arrhythmia than QTc. HYPOTHESIS:To investigate the dynamic response of EMW to exercise in ...

journal_title：Clinical cardiology

authors： Charisopoulou D,Koulaouzidis G,Rydberg A,Michael HY

更新日期：2019-02-01 00:00:00

abstract：:Rising costs have reached a point at which physicians must assume a major role in dealing with the cost of medicine. Little information is available regarding actual practice at the community hospital level. In order to develop some insight on this issue, a survey of cardiovascular specialists was conducted regarding ...

journal_title：Clinical cardiology

authors： Vogel JH

更新日期：1991-01-01 00:00:00

abstract：BACKGROUND AND HYPOTHESIS:The prognostic value of exercise technetium 99m sestamibi single-photon emission computed tomography (SPECT) imaging in patients with previous bypass surgery is unknown. The aim of our study was to assess the prognostic information obtained with exercise scintigraphy performed for routine foll...

journal_title：Clinical cardiology

authors： Desideri A,Candelpergher G,Zanco P,Suzzi G,Terlizzi R,Borsato N,Colangeli G,Daskalakis C,Chierichetti F,Celegon L

更新日期：1997-09-01 00:00:00

abstract：:The impact of transient myocardial ischemia on left ventricular function was examined by digital subtraction left ventricular angiography. Contrast medium was injected into the right pulmonary artery before, at 60 seconds of balloon inflation, and 10 minutes after balloon deflation. A total of 69 patients completed th...

journal_title：Clinical cardiology

authors： Kitazume H,Kubo I,Iwama T,Ageishi Y,Suzuki A

更新日期：1991-08-01 00:00:00

abstract：:Malignant lymphoma commonly involves the heart. Previous studies have found cardiac metastases in up to 20% of patients dying with lymphoma. Cardiac signs and symptoms of lymphoma are relatively rare, however, and in most cases, the diagnosis is made either postmortem or too late to affect the clinical course. This re...

journal_title：Clinical cardiology

authors： Giudici MC,Sadler RL,Robken JA,Ahearn MA,Sekharan R,Kovach G

更新日期：1996-03-01 00:00:00

abstract：:The long-term effects of valve replacement for chronic isolated aortic regurgitation as assessed by first-pass exercise radionuclide angiography have never been reported. We studied 20 males and 5 females before, 15 months postoperatively, and from 29 to 109 (mean 62 +/- 21) months following valve replacement with exe...

journal_title：Clinical cardiology

authors： Lumia FJ,LaManna M,Gonzalez-Lavin L,Maranhao V

更新日期：1988-04-01 00:00:00

abstract：BACKGROUND:Due to sensorial autonomic neuropathy, the type and severity of angina pectoris in patients with diabetes mellitus (DM) may be rather different from the type and severity of angina pectoris in patients without DM. HYPOTHESIS:The aim of the study was to understand if angina pectoris is related to extensive c...

journal_title：Clinical cardiology

authors： Celik A,Karayakali M,Erkorkmaz U,Altunkas F,Karaman K,Koc F,Ceyhan K,Kadi H,Avsar A

更新日期：2013-08-01 00:00:00

abstract：:To assess right ventricular (RV) diastolic filling in coronary artery disease (CAD), with special reference to the involved lesions of the coronary arteries and left ventricular (LV) systolic function, gated radionuclide ventriculography was performed at rest in 106 patients with single-vessel CAD. Based on the site o...

journal_title：Clinical cardiology

authors： Yamagishi T,Matsuda Y,Nakatsuka M,Maeda J,Matsuda M

更新日期：1993-11-01 00:00:00

abstract：:This report describes a patient who developed acute severe exacerbation of mild rheumatic mitral regurgitation caused by ischemia in the territory of a small, non-dominant circumflex coronary artery without myocardial infarction. ...

journal_title：Clinical cardiology

authors： Simpson IA,Sneddon J,Millane T,Pepper JR,Ward DE

更新日期：1992-12-01 00:00:00

abstract：BACKGROUND:It has been suggested that episodes of silent myocardial ischemia (SMI) might influence the prognosis of patients with ischemic heart disease, as its consequences are similar to those of myocardial ischemia accompanied by pain. Ambulatory electrocardiogram (ECG) is generally employed in diagnosis as well as ...

journal_title：Clinical cardiology

authors： Ino-Oka E,Takahashi T,Sagawa K,Inooka H

更新日期：1996-06-01 00:00:00

abstract：:Primary amyloidosis, systemic senile amyloidosis, isolated atrial amyloidosis, and transthyretin isoleucine 122 amyloidosis frequently involve the heart. Amyloid fibrils infiltrate the myocardium, impairing ventricular contraction and relaxation. The clinical manifestations of cardiac infiltration in these disorders a...

journal_title：Clinical cardiology

authors： McCarthy RE 3rd,Kasper EK

更新日期：1998-08-01 00:00:00

abstract：:Balancing the benefits, risks, and cost of thrombolytic treatment is a complex issue which depends considerably upon the variable threat of the thrombus to organ physiology and patient survival. For example, after deep vein thrombosis (DVT), the major risk is long-term disability due to the postphlebitic syndrome, whi...

journal_title：Clinical cardiology

authors： Marder VJ

更新日期：1990-04-01 00:00:00

abstract：:The histories, rest, and exercise ECG results of 60 patients without myocardial infarction complaining of chest pain were submitted to 6 physicians (3 cardiologists and 3 noncardiologists) who were unaware of the angiographic findings. The physicians were requested to estimate the probability of coronary artery diseas...

journal_title：Clinical cardiology

authors： Schmoliner R,Dudczak R,Kronik G,Mösslacher H,Zangeneh M,Pollak C,Schurz B,Schoberwalter A

更新日期：1984-12-01 00:00:00

abstract：:Atrial septal aneurysm in the otherwise normal heart is a very rare and usually asymptomatic condition. A midsystolic click was described as the only clinical manifestation so far. A low-pitched early-to-midsystolic acoustic phenomenon in a 39-year-old woman corresponding with maximal leftward motion of the aneurysmat...

journal_title：Clinical cardiology

authors： Kautzner J,Bĕlohlávek M,Holm FV,Munclinger MJ

更新日期：1992-07-01 00:00:00

abstract：:In order to assess the diagnostic value of dipyridamole (D) testing, we studied the responses of 34 patients with chest pain and 10 normal subjects. Blood pressure and 12-lead ECG were recorded during and after intravenous infusion of 0.6 mg/kg dipyridamole for 10 minutes. Coronary arteriography and maximal or symptom...

journal_title：Clinical cardiology

authors： DeAmbroggi L,Barbieri P,DeBiase AM,Repetto S,Radice M

更新日期：1982-04-01 00:00:00

abstract：:The clinical impact of increasing levels of blood loss has been shown to increase morbidity and mortality after percutaneous coronary intervention (PCI). The impact of red blood cell (RBC) transfusion for severe bleeding is unknown. We systematically collected baseline and 8-h postprocedure hematocrit (HCT) values on ...

journal_title：Clinical cardiology

authors： Kim P,Dixon S,Eisenbrey AB,O'Malley B,Boura J,O'Neill W

更新日期：2007-10-01 00:00:00

abstract：BACKGROUND:For decades, fasting for 8 to 12 hours has been recommended for measurement of lipid profiles. The effect of fasting on low-density lipoprotein cholesterol (LDL-C) and triglycerides (TG) has been described in healthy cohorts and those with stable disease states. Recently, guidelines suggested that fasting ma...

journal_title：Clinical cardiology

authors： Steen DL,Umez-Eronini AA,Guo J,Khan N,Cannon CP

更新日期：2018-01-01 00:00:00

abstract：:Fourteen morbidly obese patients scheduled for gastric bypass surgery were diagnosed preoperatively as suffering from sleep apnea syndrome. There were 13 males and 1 female aged 24 to 59 years. Mean preoperative excessive body weight was 222 +/- 38%; mean apnea index prior to surgery was 84 +/- 44. A whole night lead ...

journal_title：Clinical cardiology

authors： Peiser J,Ovnat A,Uwyyed K,Lavie P,Charuzi I

更新日期：1985-10-01 00:00:00

abstract：BACKGROUND:In the transcatheter aortic valve replacement era, characterization of functional status in older adults with aortic stenosis (AS) is essential. Gait speed (GS) is emerging as a marker of frailty and predictor of outcomes in older adults undergoing cardiovascular intervention. The objective of this study was...

journal_title：Clinical cardiology

authors： Green P,Woglom AE,Genereux P,Maurer MS,Kirtane AJ,Hawkey M,Schnell S,Sohn J,Moses JW,Leon MB,Smith CR,Williams M,Kodali S

更新日期：2012-05-01 00:00:00

abstract：:Diabetes mellitus is a significant condition, affecting major segments of all population groups studied. With the introduction of insulin and oral hypoglycemic therapy, together with better understanding of diet and weight control gained over the past half century, the primary causes of diabetic morbidity and mortalit...

journal_title：Clinical cardiology

authors： van Hoeven KH,Factor SM

更新日期：1989-11-01 00:00:00

abstract：BACKGROUND AND HYPOTHESIS:In patients with stable angina pectoris, eccentric stenoses have a greater potential for dynamic changes of caliber in response to vasoactive stimuli than concentric lesions. It is not known whether in patients with coronary artery spasm the degree of coronary vasoconstriction differs in eccen...

journal_title：Clinical cardiology

authors： Tousoulis D,Davies G,Kaski JC

更新日期：1998-09-01 00:00:00

abstract：BACKGROUND:Limited information is available regarding outcome of very elderly patients referred for percutaneous coronary intervention (PCI). PURPOSE:This study aimed to assess acute and intermediate term clinical outcomes among nonagenarians. METHODS:The study included 32 consecutive nonagenarian patients undergoing...

journal_title：Clinical cardiology

authors： Parikh R,Chennareddy S,Debari V,Hamdan A,Konlian D,Shamoon F,Bikkina M

更新日期：2009-12-01 00:00:00

abstract：:Two recent observations based on echocardiographic studies in large population-based studies may have far-reaching implications: The concentric form of left ventricular hypertrophy emerges prominently in white Framingham (MA) men aged 40-49 years, and ten years later in white Framingham women. This parallels the patte...

journal_title：Clinical cardiology

authors： Savage DD,Watkins LO,McGee DL

更新日期：1989-12-01 00:00:00

abstract：:An unusual case of metastatic disease of the right ventricle is described in a 74-year-old woman who had presented with a malignant fibrous histiocytoma of the right thigh previously treated with surgery and radiotherapy. Two years later she presented with signs and symptoms of tricuspid regurgitation and right ventri...

journal_title：Clinical cardiology

authors： Kamlow FJ,Padaria SF,Wainwright RJ

更新日期：1991-02-01 00:00:00

abstract：:Adenosine triphosphate (ATP) and adenosine exert strong and transient depressant effects on the sinoatrial and atrioventricular (AV) nodes of the human heart. The AV nodal effects of these drugs explain their high efficacy in either terminating AV re-entrant supraventricular tachycardia or in slowing ventricular rate ...

journal_title：Clinical cardiology

authors： Belhassen B,Pelleg A

更新日期：1985-09-01 00:00:00

abstract：BACKGROUND:Obesity can lead to increased oxidative stress which is one of the proposed mechanisms in the etiopathogenesis of takotsubo cardiomyopathy (TCM). HYPOTHESIS:The presence of obesity adversely impacts clinical outcomes in TCM patients. METHODS:We queried the Nationwide Inpatient Sample database (2010-2014) t...

journal_title：Clinical cardiology

authors： Desai R,Singh S,Baikpour M,Goyal H,Dhoble A,Deshmukh A,Kumar G,Sachdeva R

更新日期：2018-08-01 00:00:00

abstract：:In this editorial, I would like to share some thoughts about clinical studies, including value and limitations using as an example a recently published randomized clinical trial. Randomized and non-randomized clinical trials, epidemiologic studies, and registries guide our clinical practice. They are good but not perf...

journal_title：Clinical cardiology

authors： Richard Conti C

更新日期：2009-04-01 00:00:00

abstract：BACKGROUND:Apixaban is a non-vitamin K oral anticoagulant approved for prevention of stroke and systemic embolism in patients with nonvalvular atrial fibrillation (AF). Current labeling recommends dose reduction based on patient age, weight, and renal function. HYPOTHESIS:The aim of this study was to analyze adherence...

journal_title：Clinical cardiology

authors： Buchholz A,Ueberham L,Gorczynska K,Dinov B,Hilbert S,Dagres N,Husser D,Hindricks G,Bollmann A

更新日期：2018-05-01 00:00:00

abstract：:The prediction of significant left main or diffuse three-vessel coronary artery disease is crucial in patients presenting with an acute coronary syndrome. ST-segment elevation in aVR has been reported to be associated with left main coronary artery obstruction or severe diffuse coronary artery disease in acute coronar...

journal_title：Clinical cardiology

authors： Habibzadeh MR,Ewy GA

更新日期：2007-05-01 00:00:00

abstract：BACKGROUND:In clinical cardiology, heart rate variability is a putative index of autonomic cardiovascular function. Signs of reduced vagal activity are not only associated with an enhanced risk of sudden cardiac death, but such impaired heart rate variability became a new predictor of sudden cardiac death and other mor...

journal_title：Clinical cardiology

authors： Otsuka K,Cornélissen G,Halberg F

更新日期：1997-07-01 00:00:00