Search Results - "Witte, Klaus K.A"

Are hematinic deficiencies the cause of anemia in chronic heart failure? by Witte, Klaus K.A, Desilva, Ramesh, Chattopadhyay, Sudipta, Ghosh, Justin, Cleland, John G.F, Clark, Andrew L

“…Anemia in chronic heart failure (CHF) is common, varying in prevalence between 14.4% and 55%, and is more frequent in patients with more severe heart failure…”
Get full text

Epidemiology, Associated Factors, and Prognostic Outcomes of Renal Artery Stenosis in Chronic Heart Failure Assessed by Magnetic Resonance Angiography by de Silva, Ramesh, MRCP, Loh, Huan, MRCP, Rigby, Alan S., CStat, Nikitin, Nikolay P., DSc, Witte, Klaus K.A., MD, Goode, Kevin, PhD, Bhandari, Sunil, PhD, Nicholson, Anthony, MD, Clark, Andrew L., MD, Cleland, John G.F., MD

“…Our aim was to determine the prevalence, morbidity, and mortality associated with the presence of significant renal artery stenosis (RAS) in patients with…”
Get full text

Prognostic Significance of Incidental Nonsustained Ventricular Tachycardia Detected on Pacemaker Interrogation by Jamil, Haqeel A., Mohammed, Sajeel A., Gierula, John, Paton, Maria F., Lowry, Judith E., Cubbon, Richard M., Kearney, Mark T., Witte, Klaus K.A.

“…Symptomatic sustained ventricular tachycardia is a life threatening arrhythmia requiring prompt treatment. However, the risk associated with asymptomatic…”
Get full text

The effect of micronutrient supplementation on quality-of-life and left ventricular function in elderly patients with chronic heart failure by Witte, Klaus K.A., Nikitin, Nikolay P., Parker, Anita C., von Haehling, Stephan, Volk, Hans-Dieter, Anker, Stefan D., Clark, Andrew L., Cleland, John G.F.

“…Aims Chronic heart failure (CHF) is a common and leading cause of death in industrialized countries. The potential benefits of micronutrient supplementation in…”
Get full text

Incidence of renal dysfunction over 6 months in patients with chronic heart failure due to left ventricular systolic dysfunction: contributing factors and relationship to prognosis by de Silva, Ramesh, Nikitin, Nikolay P., Witte, Klaus K.A., Rigby, Alan S., Goode, Kevin, Bhandari, Sunil, Clark, Andrew L., Cleland, John G.F.

“…Aims To determine the prevalence and incidence of renal dysfunction (RD) in patients with chronic heart failure (CHF), to identify contributory factors and…”
Get full text

The reversibility of increased airways resistance in chronic heart failure measured by impulse oscillometry by Witte, Klaus K.A, Morice, Alyn, Cleland, John G.F, Clark, Andrew L

“…Patients with chronic heart failure complain of breathlessness and fatigue on exercise. Airways resistance is increased and lung compliance is reduced in…”
Get full text

Longitudinal ventricular function: normal values of atrioventricular annular and myocardial velocities measured with quantitative two-dimensional color Doppler tissue imaging by Nikitin, Nikolay P, Witte, Klaus K A, Thackray, Simon D R, de Silva, Ramesh, Clark, Andrew L, Cleland, John G F

“…Quantitative 2-dimensional color Doppler tissue imaging is a new method to reveal impairment of left ventricular (LV) and right ventricular (RV) longitudinal…”
Get more information

Application of tissue Doppler imaging in cardiology by Nikitin, Nikolay P, Witte, Klaus K A

“…Tissue Doppler imaging (TDI) is a new echocardiographic technique employing the Doppler principle to measure the velocity of myocardial segments and other…”
Get more information

Patients with long-term permanent pacemakers have a high prevalence of left ventricular dysfunction by Gierula, John, Cubbon, Richard M, Jamil, Haqeel A, Byrom, Rowenna J, Waldron, Zac L, Pavitt, Sue, Kearney, Mark T, Witte, Klaus K.A

“…INTRODUCTIONPatients with right ventricular pacemakers are at increased risk of left ventricular systolic dysfunction (LVSD). We aimed to establish the…”
Get full text

Biventricular Pacemaker Upgrade in Previously Paced Heart Failure Patients—Improvements in Ventricular Dyssynchrony by Witte, Klaus K.A., Pipes, Rebecca R., Nanthakumar, Kumaraswamy, Parker, John D.

“…Cardiac resynchronization therapy (CRT) reduces symptoms and mortality in patients with left bundle branch block (LBBB) and severe chronic heart failure. There…”
Get full text

Micronutrients for Chronic Heart Failure by Witte, Klaus K.A., MD, Byrom, Rowenna, RN, BSc

Get full text

Fibrinogen synthesis is increased in cachectic patients with chronic heart failure by Witte, Klaus K.A, Ford, Sarah J, Preston, Tom, Parker, John D, Clark, Andrew L

“…Abstract Introduction Cachexia is common in chronic heart failure (CHF) and may be due to a combination of reduced appetite, and increased metabolic rate due…”
Get full text

Color tissue Doppler-derived long-axis left ventricular function in heart failure with preserved global systolic function by Nikitin, Nikolay P, Witte, Klaus K.A, Clark, Andrew L, Cleland, John G.F

“…Long-axis function (systolic shortening and diastolic lengthening) is impaired in patients with symptoms of heart failure and preserved global left ventricular…”
Get full text

Closing the Door After the Horse has Bolted: Device Therapy in Patients With End-Stage Heart Failure by Begg, Gordon A., MB, Witte, Klaus K.A., MD

Get full text

Left ventricular morphology, global and longitudinal function in normal older individuals: A cardiac magnetic resonance study by Nikitin, Nikolay P., Huan Loh, Poay, de Silva, Ramesh, Witte, Klaus K.A., Lukaschuk, Elena I., Parker, Anita, Farnsworth, T. Alan, Alamgir, Farqad M., Clark, Andrew L., Cleland, John G.F.

“…The heart transforms structurally and functionally with age but the nature and magnitude of reported changes appear inconsistent. This study was designed to…”
Get full text

Longitudinal myocardial dysfunction in healthy older subjects as a manifestation of cardiac ageing by Nikitin, Nikolay P., Witte, Klaus K. A., Ingle, Lee, Clark, Andrew L., Farnsworth, T. Alan, Cleland, John G. F.

“…Background: abnormalities of longitudinal left ventricular (LV) contraction and relaxation may be early markers of cardiac disease. This study was designed to…”
Get full text

Nutritional abnormalities contributing to cachexia in chronic illness by Witte, Klaus K.A, Clark, Andrew L

“…Cachexia is a common consequence of chronic illness. The nutritional abnormalities contributing to the clinical picture are often a composite of reduced…”
Get full text

Muscle sympathetic nerve activity and ventilation during exercise in subjects with and without chronic heart failure by Witte, Klaus K.A., MD MRCP(UK), Notarius, Catherine F., PhD, Ivanov, Joan, PhD, Floras, John S., MD DPhil FRCPC

“…Background Changes within skeletal muscle, including augmentation of its capacity to elicit reflex increases in both efferent muscle sympathetic nerve activity…”
Get full text

Cardiac resynchronisation therapy for chronic heart failure: predicting and measuring 'response' by Witte, Klaus K A

Get more information

Response to (resynchronization) therapy in chronic heart failure: time for a different approach by Gierula, John, Witte, Klaus K. A.

Get full text