Wehr, G., Peters, R.J.G., Khalife, K., Banning, A.P., Kuehlkamp, V., Rickards, A.F., ...
cardiograph is the gold standard for diagnosing myocardial ischemia. This study tested the hypothesis that a new 5-electrode 12-lead vector-based ECG (EASI; Philips Medical Systems, formerly Hewlett...
Rickards, A F, Kappenberger, L, Linde, C, Vardas, P, Oto, A, ...
The registry of the European Working Group on Cardiac Pacing (EWGCP) is based on the European Pacemaker Identification Card originally designed in July 1978. National registration centers collect the...
Rickards, A F, Kappenberger, L, Vardas, P, Oto, A, Santini, M, ...
Department of Cardiology, University Hospital Gasthuisberg, Herestraat, Belgium.
The registry of the European Working Group on Cardiac Pacing (EWGCP) (2000)
Ector, H., Rickards, A. F., Kappenberger, L., Vardas, P., Oto, A., Santini, M., ...
Strauss, B.H., Bertrand, M.E., Puel, J., Meier, B., Goy, J.J., ...
The coronary stent has been investigated as an adjunct to percutaneous transluminal coronary angioplasty to obviate the problems of early occlusion and late restenosis. From March 1986 to March 1990,...
Angiographic follow-up after placement of a self-expanding coronary artery stent (1991)
Strauss, B.H., Beatt, K.J., Bertrand, M.E., Puel, J., Rickards, A.F., ...
Relative risk analysis of angiographic predictors of restenosis within the coronary Wallstent (1991)
Strauss, B.H., Scheerder, I.K. De, Tijssen, J.G.P., Bertrand, M.E., Puel, J., ...
BACKGROUND. Late angiographic narrowing has been observed following coronary implantation of the Wallstent. To identify the angiographic variables that predict restenosis within the stented segment,...
Angiographic follow-up after placement of a self-expanding coronary artery stent (1990)
Strauss, B.H., Beatt, K.J., Bertrand, M.E., Puel, J., Rickards, A.F., ...
BACKGROUND. The placement of stents in coronary arteries after coronary angioplasty has been investigated as a way of treating abrupt coronary-artery occlusion related to the angioplasty and of...
Early and late assessment in stenotic geometry after coronary arterial stenting (1988)
Puel, J., Juillière, Y., Bertrand, M.E., Rickards, A.F., Sigwart, U.
Laser assisted coronary angioplasty (1988)
Bowker, T. J., Cross, F. W., Fox, K. M., Poole-Wilson, P. A., Bown, S. G., Rickards, A. F.
The role of echocardiography in suspected bacterial endocarditis (1984)
Donaldson, R. M., Westgate, C., Bennett, J. G., Rickards, A. F.
We evaluated the clinical application of echocardiography (M and 2D modes) in the assessment of cardiac patients with fever and an underlying valvular abnormality in whom the diagnosis of infective...
DONALDSON, R M, TAGGART, P, SWANTON, H, FOX, K, RICKARDS, A F, NOBLE, D
Intracavitary recording of monophasic action potentials (MAP) is a sensitive means of detecting the electrophysiological effects of early or subendocardial ischaemia. The effects of nitroglycerin...
DONALDSON, R., RICKARDS, A. F., WRIGHT, J. E. C., WILLIAMS, B. T., RUSSELL, D., BALCON, R.
AUTHORS' SYNOPSISIn five patients studied 1 to 3 d after coronary artery surgery isoprenaline and nitroglycerine have been used to alter the systolic (TTI) and diastolic (DPTI) pressure time indices....
Initial experience with a physiological, rate responsive pacemaker.
Donaldson, R M, Fox, K, Rickards, A F
A new pacemaker that can adapt the heart rate in response to the patient's metabolic requirements has been developed. This pacemaker uses the QT interval as the indicator of physiological demand....
Initial experience with a physiological, rate responsive pacemaker.
Donaldson, R M, Fox, K, Rickards, A F
A new pacemaker that can adapt the heart rate in response to the patient's metabolic requirements has been developed. This pacemaker uses the QT interval as the indicator of physiological demand....
Evaluation by exercise testing and atrial pacing of results of aorto-coronary bypass surgery.
Balcon, R, Honey, M, Rickards, A F, Sturridge, M F, Walsh, W, Wilkinson, R K, ...
Rupture of a papillary muscle of the tricuspid valve. Echocardiographic diagnosis.
Donaldson, R M, Ballester, M, Rickards, A F
Abnormal tricuspid valve structure and motion resulting from the rupture of a right ventricular papillary muscle were visualised by two dimensional echocardiography. These findings were confirmed at...
Evaluation of drug-induced changes in myocardial repolarisation using the paced evoked response.
The use of the pace evoked response system in the assessment of drug-induced changes in myocardial repolarisation is reported. Using a conventional pacing electrode lead for both pacing and sensing,...
Coronary sinus potassium concentration recorded during coronary angioplasty.
Webb, S C, Rickards, A F, Poole-Wilson, P A
Coronary sinus potassium concentration was measured continuously in two patients undergoing angioplasty of a significant stenosis of the left anterior descending coronary artery. After each coronary...
Intracardiac electrode detection of early ischaemia in man.
Donaldson, R M, Taggart, P, Swanton, H, Fox, K, Noble, D, Rickards, A F
We have evaluated an intracardiac technique for the study of the electrophysiological patterns of early or subendocardial ischaemia in man. Simultaneous recordings of the paced endocardial evoked...
Webb, S C, Canepa-Anson, R, Rickards, A F, Poole-Wilson, P A
Glyceryl trinitrate (Tridil) was given by intracoronary injection to a patient who developed coronary artery spasm during angioplasty. Transient exacerbation of chest pain and electrocardiographic...
Isolated congenital absence of coronary sinus.
Foale, R A, Baron, D W, Rickards, A F
A case is reported in which contrast angiography showed complete absence of the coronary sinus, the cardiac veins draining separately into left and right atria. Normal systemic venous drainage was...
Identification of atrial septal defects by cross-sectional contrast echocardiography.
Bourdillon, P D, Foale, R A, Rickards, A F
Cross-sectional echocardiography, combined with injections of contrast into peripheral arm veins, has been used to study 15 patients with atrial septal defects and 10 patients with an intact...
R wave amplitude during exercise. Relation to left ventricular function and coronary artery disease.
Baron, D W, Ilsley, C, Sheiban, I, Poole-Wilson, P A, Rickards, A F
Change in R wave amplitude (mean delta R) was measured sequentially during and after 12 lead maximal treadmill exercise tests in 14 subjects with normal coronary arteries and 62 patients with...
The relation between QT interval and heart rate has been studied in a group of patients undergoing physiological exercise, in a group undergoing atrial pacing without exercise, and in a group with...
Donaldson, R M, Florio, R, Rickards, A F, Bennett, J G, Yacoub, M, Ross, D N, ...
The timing of surgery in chronic aortic regurgitation remains a difficult problem. To identify variables predictive of postoperative haemodynamic improvement, changes in left ventricular mass,...
Coronary arteriographic study of mild angina.
Walsh, W, Rickards, A F, Balcon, R
The results of coronary arteriography, exercise, and pacing stress testing in 50 young patients with mild angina are analysed. There was a significant correlation between the results of stress tests...
Familial restrictive cardiomyopathy with atrioventricular block and skeletal myopathy.
Fitzpatrick, A P, Shapiro, L M, Rickards, A F, Poole-Wilson, P A
Five generations of an Italian family with an autosomal dominant restrictive cardiomyopathy are described. Members of four generations were examined. Symptoms usually developed in the third or fourth...
Nelson-Piercy, C, Rickards, A F, Yacoub, M H
A man with an aberrant right coronary artery and haemodynamically important prolapse of the mitral valve was successfully resuscitated. The aberrant right coronary artery was thought to be a possible...
Outcome of extensive coronary artery dissection during coronary angioplasty.
Cripps, T R, Morgan, J M, Rickards, A F
A total of 32 (3.6%) patients of 880 undergoing coronary angioplasty during a nine year period at one hospital had extensive dissection (defined as a dissection extending beyond the limits of the...
Cunningham, D, Somerville, J, Kennedy, J A, Rowland, E, Rickards, A F
Sixteen patients presenting on 21 occasions with atrial flutter in association with complex congenital heart disease were treated by intracardiac stimulation techniques combined with activation...
Long-term follow up of patients treated with a software based antitachycardia pacemaker.
Connelly, D T, De Belder, M A, Cunningham, D, Lopes, A N, Rickards, A F, Rowland, E
INTRODUCTION--Over the past decade, several advances have been made in the management of tachycardias by pacing techniques, but limited data are available on the long-term outcome of patients treated...
Self expanding stents for the management of aorto-ostial stenoses in saphenous vein bypass grafts.
Nordrehaug, J E, Priestley, K A, Chronos, N A, Rickards, A F, Buller, N P, Sigwart, U
OBJECTIVE--To assess the early and follow up results of implantation of a self expanding stent in aorto-ostial stenoses of vein grafts. DESIGN--Prospective, non-randomised, observational study....
Perforation thresholds and safety factors in in vivo coronary laser angioplasty.
Bowker, T J, Fox, K M, Cross, F W, Poole-Wilson, P A, Bown, S G, Rickards, A F
Laser angioplasty can cause early (acute perforation) or late (stenosis or aneurysm) complications. To find how much intravascular laser energy can be delivered via a 100 microns core optical fibre...
A ten year old boy with pulmonary hypertension and a ductus arteriosus had severe aortic valve stenosis relieved by balloon aortic valvotomy. Subsequent aortic regurgitation was mild. This procedure...
Value of the bipolar lead CM5 in electrocardiography.
Quyyumi, A A, Crake, T, Mockus, L J, Wright, C A, Rickards, A F, Fox, K M
Only bipolar lead recording are available during ambulatory monitoring. Their sensitivity in detecting ST segment changes in relation to standard electrocardiographic leads is not known. The...
Transluminal angioplasty of a stenosis of an internal mammary artery graft.
Crean, P A, Mathieson, P W, Rickards, A F
Stricture of an internal mammary artery graft was successfully dilated by percutaneous angioplasty in a young man who had recurrent angina soon after bypass surgery.
Crake, T, Crean, P A, Shapiro, L M, Rickards, A F, Poole-Wilson, P A
Coronary sinus pH was measured continuously in eight patients undergoing angioplasty to the left anterior descending coronary artery. A catheter tip pH sensitive electrode with a response time of...
Quyyumi, A A, Raphael, M, Perrins, E J, Shapiro, L M, Rickards, A F, Fox, K M
The incidence of coronary artery spasm at the site of previous successful angioplasty and its importance in leading to subsequent restenosis or recurrence of symptoms are unknown. Fourteen...
Birkhead, J S, Walker, L, Pearson, M, Weston, C, Cunningham, A D, Rickards, A F
Objective: To describe the improvements in care that have followed the introduction of an electronic data entry and analysis system providing contemporary feedback on the management of acute coronary...
Bower, M., Freeman, L. J., Rickards, A. F., Rowland, E.
We report the development of severe life threatening polymorphic ventricular tachycardia in a young woman shortly following her first pregnancy, who ultimately required the insertion of an automatic...
The implantable cardioverter-defibrillator: postcode prescribing in the UK 1998–2002
Cunningham, A D, Plummer, C J, McComb, J M, Lord, S W, Cunningham, M W, Toussaint, J-M, ...
Objective: To determine the rate of implantable cardioverter-defibrillator (ICD) implantation across the UK during the period 1998 to 2002.