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  • 1
    ISSN: 1540-8191
    Source: Blackwell Publishing Journal Backfiles 1879-2005
    Topics: Medicine
    Notes: Latissimus dorsi cardiomyoplasty is a promising surgical therapy in some patients with congestive heart failure. Although the mortality in heart failure patients is attributable primarily to heart failure and ventricular arrhythmias, the mechanism of death after cardiomyoplasty is not well characterized. We describe the clinical course of a patient undergoing cardiomyoplasty and discuss the role of combined use with an implantable cardioverter defibrillator. A 39-year-old man with congestive heart failure due to a massive anterior wall myocardial infarction was evaluated for latissimus dorsi cardiomyoplasty. The patient was in NYHA Functional Class III due to heart failure. He did not have any significant exertional or rest angina. During a Naughton stress test, the patient could exercise for 10 minutes, achieving 4 METS. Pulmonary function study showed a peak V O2 of 22.1 mL/min per kg. Radionuclide angiography demonstrated that the anterior wall was akinetic with a left ventricular ejection fraction of 22%. Cardiac hemodynamic studies suggested moderate pulmonary hypertension, elevated wedge pressure, and suboptimal response to exercise. A Holter recording showed frequent ventricular extrasystoles. Cardiomyoplasty was preferred to heart transplantation because the patient did not have end-stage heart failure. Postoperatively, the patient required low doses of dopamine. He developed recurrent, sustained, and hemodynamically significant episodes of ventricular tachycardia. He was treated with a combination of amiodarone and procainamide. He died 2 days postoperatively with ventricular fibrillation. Ventricular arrhythmias are a major cause of death in patients with heart failure. Latissimus dorsi cardiomyoplasty appears to be a promising but unproven therapy in such patients. We suggest that concomitant or preoperative implantation of a cardioverter defibrillator should be considered for future patients undergoing this surgical procedure to prevent sudden arrhythmic deaths.
    Type of Medium: Electronic Resource
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  • 2
    Electronic Resource
    Electronic Resource
    Oxford, UK : Blackwell Publishing Ltd
    Journal of cardiac surgery 11 (1996), S. 0 
    ISSN: 1540-8191
    Source: Blackwell Publishing Journal Backfiles 1879-2005
    Topics: Medicine
    Notes: Abstract Background: Mobile right atrial thrombus is an uncommon finding on two-dimensional (2D) echocardiography. Therapeutic alternatives include systemic heparinization, systemic or local thrombolysis, and surgical removal. We report our clinical experience in six patients over a 3-year period (6000 echocardiograms) at a tertiary care referral center. Methods: There were four men and two women with a mean age of 63 years (range: 47 to 73 years). Indications for echocardiography consisted of progressive dyspnea and chest pain in five patients and syncope with chest pain in one patient. Results: All were observed to have a mobile thrombus in the right atrium. Ventilation perfusion (V/Q) scanning confirmed V/Q mismatch in all patients. Subsequent echocardiography (minutes to 1 day later) in three patients demonstrated absence of the thrombus suggesting pulmonary embolization. One patient died during transesophageal echocardiography (TEE) and autopsy confirmed a large pulmonary embolization in the main pulmonary artery. Treatment consisted of heparinization in 3 patients, systemic thrombolysis in 1 patient, and surgical removal of the thrombus in 1 patient. At surgery, a long serpiginous thrombus was seen in the right atrium, tethered to a fenestrated eustachian valve. There were 3 deaths: 1 patient treated with heparin; 1 patient treated with thrombolysis; and 1 during TEE. Two of the three patients treated with heparin and one patient undergoing surgical removal survived hospitalization. Conclusions: Mobile thrombus in the right atrium is an unusual echocardiographic finding. It portends a poor prognosis with death due to pulmonary embolism.
    Type of Medium: Electronic Resource
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  • 3
    Electronic Resource
    Electronic Resource
    Oxford, UK : Blackwell Publishing Ltd
    Journal of cardiac surgery 13 (1998), S. 0 
    ISSN: 1540-8191
    Source: Blackwell Publishing Journal Backfiles 1879-2005
    Topics: Medicine
    Notes: Abstract  Cardiac surgeons took to the heart and claimed an exclusive privilege to intervene. The task of cardiologists was to identify “candidates” and feed the great surgical machine. Recently, catheter surgery was developed and has fallen into the hands of cardiologists who became interventionists. Cardiac surgeons are concerned about shrinking domain, identity, and the future. The analysis of the current situation requires another look at old concepts: surgery, intervention, therapy, patients, invasiveness, etc., and a revision of the philosophy of the entire profession. Therapeutic plans comprise three interrelated components: the target, the bullet (therapeutic agent), and the gun (the way of delivering the bullet on target). This description characterizes surgery as a way of delivering. If side effects are effects that do not affect the target, surgical procedures are mostly side effects, with significant morbidity. Future surgical rationales should reconcile target-specific therapy and minimal collateral damages: “minimal surgery!” or to use a new buzzword, “less invasive surgery.” Cardiac surgery has focused on surgical practice and neglected the science of cardiology, missing opportunities for new research, new rationales, new techniques, and new territories. Surgeons must again become Renaissance men, involved in the entire field of cardiology, with a special skill in surgical techniques. Cardiac surgeons should no longer confine their practice to the delivering end. This end does not, any more, justify the means.
    Type of Medium: Electronic Resource
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  • 4
    Electronic Resource
    Electronic Resource
    Oxford, UK : Blackwell Publishing Ltd
    Journal of cardiovascular electrophysiology 11 (2000), S. 0 
    ISSN: 1540-8167
    Source: Blackwell Publishing Journal Backfiles 1879-2005
    Topics: Medicine
    Notes: Pacing in Right Ventricular Dysplasia. This report describes a 33-year-old patient with arrhythmogenic right ventricular (RV) dysplasia who had a dual chamber pacemaker implanted at age 23 years for drug-induced bradycardia. Pacing was continued after right ventricular free-wall disconnection (RVFVVD) at age 24 years. Her pacemaker was not replaced after battery depletion 7 years later. She presented the following year in severe right-sided heart failure. Her old pacemaker generator was replaced. This was followed by rapid resolution of her clinical failure and return to a full, active, physical lifestyle. This observation suggests the potential benefit of dual chamber pacing in patients with RV dysplasia after RVFWD.
    Type of Medium: Electronic Resource
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  • 5
    ISSN: 1540-8183
    Source: Blackwell Publishing Journal Backfiles 1879-2005
    Topics: Medicine
    Type of Medium: Electronic Resource
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  • 6
    ISSN: 1540-8167
    Source: Blackwell Publishing Journal Backfiles 1879-2005
    Topics: Medicine
    Notes: Anatomic Nomenclature of the AV Junctions. Current nomenclature for the AV junctions derives from a surgically distorted view, placing; the valvar rings and the triangle of Koch in a single plane with anteroposterior and right-left lateral coordinates. Within this convention, the aorta is considered to occupy an anterior position, whereas the mouth of the coronary sinus is shown as being posterior. Although this nomenclature has served its purpose for the description and treatment of arrhythmias dependent on accessory pathways and AV nodal reentry, it is less than satisfactory for the description of atrial and ventricular mapping. To correct these deficiencies, a consensus document has been prepared by experts from the Working Group of Arrhythmias of the European Society of Cardiology and from the North American Society of Pacing and Electrophysiology. It proposes a new, anatomically sound, nomenclature that will be applicable to all chambers of the heart. In this report, we discuss its value for description of the A V junctions and establish the principles of this new nomenclature.
    Type of Medium: Electronic Resource
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  • 7
    Electronic Resource
    Electronic Resource
    350 Main Street , Malden , MA 02148-5018 , USA , and 9600 Garsington Road , Oxford OX4 2DQ , UK . : Blackwell Science Inc
    Journal of cardiovascular electrophysiology 15 (2004), S. 0 
    ISSN: 1540-8167
    Source: Blackwell Publishing Journal Backfiles 1879-2005
    Topics: Medicine
    Type of Medium: Electronic Resource
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  • 8
    Electronic Resource
    Electronic Resource
    Oxford, UK : Blackwell Publishing Ltd
    Pacing and clinical electrophysiology 21 (1998), S. 0 
    ISSN: 1540-8159
    Source: Blackwell Publishing Journal Backfiles 1879-2005
    Topics: Medicine
    Notes: Cardiac surgeons took to the heart and claimed an exclusive privilege to intervene. The task of cardiologists was to identify “candidates” and feed the Great Surgical Machine. Recently catheter surgery has developed and fell into the hands of cardiologists, who became interventionists. Cardiac surgeons are concerned about losing interventions and their identity. The analysis of the current situation implies a revisitation of old concepts: surgery, intervention, therapy, patients, invasiveness etc… etc… and a review of our therapeutic philosophy. Therapeutic plans comprise three interrelated components: the target, the bullet (therapeutic agent), and the gun (the way of delivering the bullet on target). This description characterizes surgery as a way of delivering. If side effects are effects that do not affect the target, surgical procedures are mostly side effects, with significant morbidity. Future surgical rationales should reconcile target-specific therapy and minimal collateral damages: Minimal Surgery! or to use a new buzz, less invasiveness. Cardiac surgery has focused too much on surgical practice and neglected the rest of cardiology, missing opportunities for new researches, new rationales, and new techniques. Surgeons must become again Renaissance Men, involved in the entire field of cardiology, with a special skill in surgical techniques. Cardiac surgeons should no longer confine their practice to the delivering end. This end does not, any more, justify the means.
    Type of Medium: Electronic Resource
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  • 9
    Electronic Resource
    Electronic Resource
    Oxford, UK : Blackwell Publishing Ltd
    Journal of cardiovascular electrophysiology 8 (1997), S. 0 
    ISSN: 1540-8167
    Source: Blackwell Publishing Journal Backfiles 1879-2005
    Topics: Medicine
    Notes: Late Results of Surgery for AF. Introduction: Currently, surgery- and catheter-mediated ablation is applied when drug refractoriness of atrial fibrillation is evident, although little is known about the long-term incidence of new atrial arrhythmia and the preservation of sinus node function. Methods and Results: To address this issue, 30 patients with successful corridor surgery for lone paroxysmal atrial fibrillation and normal preoperative sinus node function were followed in a single outpatient department. Five years after surgery, the actuarial proportion of patients with recurrence of atrial fibrillation arising in the corridor was 8%± 5%, with new atrial arrhythmias consisting of atrial flutter and atrial tachycardia in the corridor 27%± 8%, and with incompetent sinus node requiring pacing therapy 13%± 6%. Right atrial transport was preserved in 69% of the patients without recurrence of atrial fibrillation and normal sinus node function. Stroke was documented in two patients. Conclusions: Corridor surgery for atrial fibrillation is a transient or palliative treatment instead of a definitive therapy for drug refractory atrial fibrillation. This observation strongly affects patient selection for this intervention and constitutes a word of caution for other, non-pharmacologic interventions for drug refractory atrial fibrillation.
    Type of Medium: Electronic Resource
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  • 10
    Electronic Resource
    Electronic Resource
    Springer
    Cardiac electrophysiology review 1 (1997), S. 486-488 
    ISSN: 1573-725X
    Source: Springer Online Journal Archives 1860-2000
    Topics: Medicine
    Type of Medium: Electronic Resource
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