Search Results
Results 201 - 250 of 1680
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Biner Simon - - 2008
Recently introduced real-time 3-dimensional transesophageal echocardiography allows online accurate assessment of cardiac structures. Initial experience indicates that this new technique provides improved anatomic definition and novel views of complex cardiac abnormalities in valve anatomy. We demonstrated the utility of live 3-dimensional transesophageal echocardiography in the assisted transcatheter closure of a ...
Selamet Tierney Elif Seda - - 2008
OBJECTIVE: Successful mitral valve replacement in young children is limited by the lack of small prosthetic valves. Supra-annular prosthesis implantation can facilitate mitral valve replacement with a larger prosthesis in children with a small annulus, but little is known about its effect on the outcomes of mitral valve replacement in ...
Tamura Yamato - - 2008
Severe left atrial enlargement associated with mitral valve disease has been known to carry a poor prognosis in patients undergoing mitral valve repair or replacement. There are several reasons why left atrial size can have a significantly negative impact on prognosis. A giant left atrium (LA) can cause postoperative respiratory ...
Ruiz Carlos E - - 2008
OBJECTIVES: This study was conducted to report the clinical, hemodynamic, and iconographic outcomes of the longest survivor of the global CoreValve experience. BACKGROUND: Early results of percutaneous heart valve (PHV) implantation for severe symptomatic aortic stenosis (AS) have been encouraging, with mid term survival up to 2 years; however longer ...
Suzuki Yoshikazu - - 2008
BACKGROUND: There are limited reports describing multiple-time redo mitral valve surgery using a left thoracotomy approach and on-pump beating heart technique. METHODS: A retrospective review of medical records for 16 patients from March 2002 to June 2007 was performed. RESULTS: Mean age was 54 +/- 17 (mean +/- SD) years ...
Devbhandari Mohan P - - 2009
A 19-year-old primigravida, with a history of mechanical mitral prosthesis at the age of six years following previous repair of an atrioventricular septal defect, presented at 26 weeks' gestation with cardiogenic shock secondary to obstruction of the mitral prosthesis. She underwent successful emergency redo mitral valve replacement and caesarean section. ...
Amin Anish - - 2009
A 53-year-old woman with a history of hypertension was referred for an echocardiogram by her primary care physician after an unspecified abnormal ECG. The echocardiogram showed normal left ventricular size and function; however, an isolated cleft posterior mitral valve leaflet was identified with concomitant bileaflet prolapse and mild mitral regurgitation. ...
Yaghoubi Ali Reza - - 2009
Tako-Tsubo cardiomyopathy (TTC) which is usually precipitated by profound emotional and physical stress has been widely reported in the past. In this case we report a young female patient who developed sudden dyspnea and palpitation after an profound stress (fierce argument).The patient had characteristic feature of progressive pulmonary edema. Her ...
Magne Julien - - 2009
We report the case of 62 year-old asymptomatic woman with a bileaflet mechanical prosthesis implanted 1 year ago. Routine transthoracic echocardiography (TTE) showed that one leaflet was fixed in semi-closed position, which was confirmed by transesophageal echocardiography (TEE) and cinefluoroscopy. The paradoxical absence of symptoms despite a complete restriction of ...
Popescu Bogdan A - - 2008
The Shone's complex, defined by four cardiovascular defects such as a supravalvular mitral membrane, valvular mitral stenosis by a parachute mitral valve, subaortic stenosis, and aortic coarctation, is a rare entity, which occurs most frequently in its incomplete form. We report the case of a 19-year-old female patient who presented ...
Waisbren Emily C - - 2008
BACKGROUND: Concomitant mitral regurgitation (MR) is frequently seen in patients undergoing aortic valve replacement (AVR) for aortic stenosis. This study was undertaken to characterize the magnitude of MR in these patients and identify factors associated with significant postoperative change. METHODS: Between 2002 and 2006, 391 patients with stenotic AV disease ...
Kalangos Afksendiyos - - 2008
BACKGROUND: Mitral valve repair for rheumatic mitral valve disease in children has become the preferred surgical modality. A mitral valve ring is frequently used in the repair. A recently introduced biodegradable ring has shown promising results and allows for growth of the native annulus. METHODS: Between January 1994 and March ...
Kempfert Jörg - - 2008
AIMS: This study was designed to evaluate the feasibility and haemodynamic performance of transcatheter valve-in-a-valve (VinV) implantation for failed mitral xenografts using a minimally invasive, transatrial, off-pump approach. METHODS AND RESULTS: Nine adult sheep (71.1 +/- 3.4 kg) underwent mitral valve replacement with a 25 mm bioprosthesis using standard conventional ...
Ishikawa Norihiko - - 2008
INTRODUCTION: We developed three types of new atrial retractors that facilitate totally endoscopic mitral valve surgery. TECHNIQUE: Tornado Retractor: This retractor, which is made of rigid thick wire has a unique appearance, and can be inserted atraumatically through a 3-mm skin incision. Butterfly Retractor: This retractor consists of two parts: ...
Ng Yuet-Tong - - 2008
We report a case of unexpected malfunction of prosthetic mitral leaflets, discovered by transesophageal echocardiography (TEE) immediately after implantation, due to selection of an inappropriate size of prosthesis; the problem was amended immediately by surgical revision. The subject was a 48-year-old man admitted for mitral valve replacement because of severe ...
Yamazaki Kazuhiro - - 2008
We report a case of sudden leaflet fracture of an Edwards-Duromedics mitral valve 17-years after its implantation. The patient had a history of an asymmetrical motion of the valve, five months earlier. A computed tomography scan showed two fragments that had embolized to the right brachiocephalic artery and left common ...
McCarthy P M - - 2008
OBJECTIVE: Complexity of mitral valve repair for myxomatous disease has led to low adoption. We report initial experience with a new ring designed specifically for myxomatous disease, the Myxo-ETlogix (Edwards Lifesciences LLC, Irvine, Calif). METHODS: From March 15, 2006, through November 19, 2007, 129 patients underwent mitral valve surgery for ...
Caballero-Borrego Juan - - 2008
INTRODUCTION: In order to improve the prognosis, repair of severe mitral regurgitation should be undertaken at the same time as aortic valve replacement in patients with severe aortic valve stenosis. However, mitral regurgitation may be secondary to pressure overload or ventricular dysfunction and improve after surgery. AIM: To assess the ...
Moustafa Sherif - - 2008
Cardiac papillary fibroelastoma (CPF) is a rare neoplasm with predilection for heart valves, usually found incidentally on routine echocardiography. Most CPFs are asymptomatic; rarely, they are diagnosed because of cardiac symptoms or after an embolic event. This report describes the case of a 69-year-old woman with the incidental finding of ...
Tasdemir Kutay - - 2008
A 58-year-old female patient with complaints of sudden presenting pain and pallor on her left foot was referred to our clinic for urgent embolectomy. On her cardiovascular examination there was an apical grade 2/6 systolic murmur and a grade 2/4 diastolic murmur. The presenting electrocardiography revealed atrial fibrillation with rapid ...
Berdajs Denis - - 2008
BACKGROUND: In this retrospective study we evaluate the causative mechanisms underlying postoperative atrioventricular block (AVB) following mitral valve replacement and mitral valve annuloplasty. METHODS: Between January 1990 and December 2003, 391 patients underwent mitral valve replacement or ring annuloplasty and quadrangular resection. Exclusion criteria were preoperative AV block, two or ...
Konka Marek - - 2008
In patients with infective endocarditis affecting the aortic valve, a secondary involvement of subaortic structures may occur in a mechanism of direct extension or as a result of an infected jet of aortic regurgitation striking the ventricular surfaces of the mitral-aortic intervalvular fibrosa and the anterior mitral leaflet (AML). We ...
Umakanthan Ramanan - - 2008
BACKGROUND: We developed a technique for open heart surgery through a small (5 cm) right-anterolateral thoracotomy without aortic cross-clamp. METHODS: One hundred and ninety-five consecutive patients (103 male and 92 female), age 69 +/- 8 years, underwent surgery between January 2006 and July 2007. Mean preoperative New York Heart Association ...
Garcia-Villarreal Ovidio A - - 2008
Despite safer surgical procedures, left ventricular rupture remains a rare but potentially lethal complication of mitral valve replacement. The use of fibrin sealant has substantially improved the outcome of many difficult bleeding episodes after cardiac surgery. We describe a case of left ventricular rupture successfully treated with fibrin sealant combined ...
Dahlin Lars-Göran - - 2008
Left ventricle wall rupture is a feared complication in mitral valve surgery. We report a combined mitral valve anuloplasty and coronary artery bypass grafting procedure with severe, life-threatening bleeding complication due to left ventricular posterior wall rupture. The patient was successfully treated with a temporary left ventricular assist device to ...
Reddy Pramod K - - 2008
Valve repair in children is technically demanding but more desirable than valve replacement. From April 2004 to September 2005, 1 boy and 8 girls with rheumatic heart disease, aged 2-13 years (median, 9 years), underwent valve repair for isolated mitral regurgitation in 5, combined mitral and aortic regurgitation in 2, ...
Dewilde W - - 2008
A 51-year-old male with a history of a mechanical Carbomedics aortic and mitral valve replacement in 2003 and several re-operations because of endocarditis of the mitral valve in 2007 presented with heart failure 68 days after operation. Echocardiography confirmed the presence of a fistulous connection between the aorta and the ...
Castillo Javier G - - 2008
We describe a 42-year-old male with primary carcinoid tumor of the ileum, secondary liver metastases, and subsequent severe carcinoid heart disease with quadruple valve involvement. The patient underwent tricuspid and pulmonic bioprosthetic valve replacement, mitral and aortic valve reconstruction. Transthoracic echocardiography at 25 months showed competent mitral and aortic valves ...
Anderson Curtis A - - 2008
PURPOSE OF REVIEW: Cardiac surgery, like other surgical fields, is evolving to a more minimally invasive approach. Robotic technology now allows complex mitral valve repairs to be carried out via small incisions with complete avoidance of a sternotomy. The purpose of this review is to assess the current role of ...
Barreda Theodoro - - 2008
A 68-year-old male patient with low cardiac output was referred for a redo aortic valve replacement (AVR). Four years earlier, he had undergone a left pneumonectomy for a bronchial carcinoma. Due to the severe shift of the mediastinum into the left chest, as well as to adhesions of the right ...
Suezawa Takanori - - 2008
This case study describes a 40-year follow-up of a man who had a double valve replacement with Smeloff-Cutter aortic (Cutter Laboratories, Berkeley, CA) and Starr-Edwards mitral prostheses (Edwards Laboratories, Santa Ana, CA) when he was 34 years old. Double valve replacement was performed for aortic and mitral valve stenosis and ...
Nowak Martina - - 2008
Visualization of thromboembolic material in the pulmonary artery is often difficult on transesophageal echocardiography, especially in the left pulmonary artery, because of the position of the left main bronchus. We present a case in which thromboembolic material within the midleft pulmonary artery was incidentally diagnosed using additional, modified transesophageal echocardiography ...
Timek Tomasz A - - 2008
BACKGROUND AND AIM OF THE STUDY: A saddle-shaped mitral annulus may optimize anterior leaflet shape and, in theory, reduce leaflet and chordal stress. Although annuloplasty rings alter native annular height and immobilize the posterior mitral leaflet, their effects on anterior leaflet geometry are unknown. METHODS: Four radiopaque markers were placed ...
Scardi Sabino - - 2008
We report a case of a 57 year-old woman with Starr-Edwards model 6120 mitral valve replacement and Kay-Shiley bioprosthetic tricuspid valve replacement in 1968 at Niguarda Hospital in Milan. The mitral caged-ball has proved its excellent durability and its good hemodynamic performance in many patients, even if subject to high ...
De Bonis Michele - - 2008
BACKGROUND: The aim of this study was to assess the occurrence of reverse left ventricular (LV) remodeling after effective mitral valve repair in advanced dilated cardiomyopathy and its impact on clinical outcome and repair durability. METHODS: Of 111 patients undergoing mitral valve repair in ischemic or idiopathic dilated cardiomyopathy, 79 ...
Adams David H - - 2008
PURPOSE OF REVIEW: To highlight the relevance of preoperative differentiation of degenerative mitral valve disease based on etiology (predominantly Barlow's Disease or fibroelastic deficiency) and severity of lesions with an emphasis on how such differentiation by the cardiologist can result in increased rate of mitral valve repair. RECENT FINDINGS: In ...
Ad Niv - - 2008
PURPOSE OF REVIEW: To review trends in practice for mitral valve surgery in the US over the past decade. RECENT FINDINGS: Advances in the understanding of mitral valve pathophysiology and the technology involved with mitral valve surgery have led to significant changes of the current practice for mitral valve surgery, ...
Lasorda David M - - 2008
Percutaneous mitral valve closure is a novel technique in evolution as an alternative therapy for nonsurgical candidates with significant mitral regurgitation. Current use has been limited to patients with single prosthetic valves and discrete perivalvular defects. We describe a case of successful percutaneous repair of a mitral perivalvular leak with ...
Kuroczynski Wlodzimierz - - 2008
OBJECTIVES: Children with anomalous origin of the left coronary artery from the pulmonary artery (ALCAPA) are at risk for myocardial infarction and death. This retrospective study shows the mid-term follow-up after the use of aortic implantation and alternative methods to achieve coronary transfer. METHODS: Since 1990 seven consecutive children underwent ...
Kosmicki Douglas - - 2008
Patients with rheumatic heart disease and a history of mechanical aortic valve replacement will occasionally present with significant mitral stenosis for consideration of mitral balloon valvuloplasty. The conventional retrograde trans-aortic method for left heart catheterization cannot be done for patients with a mechanical aortic valve. We present a patient with ...
McCann Andrew B - - 2008
BACKGROUND: Rheumatic heart disease remains a serious health issue amongst the Australian indigenous population. Percutaneous balloon mitral commissurotomy (PBMC) has become the treatment of choice in patients with symptomatic pure mitral stenosis with favourable valve morphology. There is little published data on the efficacy of PBMC in indigenous Australians. AIMS: ...
Loureiro Maria José - - 2008
Dobutamine stress echocardiography is widely used for the evaluation of coronary artery disease. This form of stress echocardiography is safe but not without complications. We report a case of hypotension and syncope during dobutamine stress echocardiography in which a severe intraventricular gradient of over 200 mmHg and systolic anterior movement ...
Sierra Jorge - - 2008
Mitral valve insufficiency in rheumatic heart disease is often due to retracted posterior chordae and posterior leaflet thickening. Several surgical repair techniques have been described, but sometimes an acceptable coaptation of the mitral leaflets can not be achieved. Rather than accept a mitral regurgitation or resort to a mitral valve ...
Okada Masahiro - - 2008
Accessory mitral valve (AMV) is a rare congenital abnormality that, rarely, causes left ventricular outflow tract (LVOT) obstruction in adults. We report the case of a 47-year-old man with deteriorating exertional dizziness. Evaluations revealed that the left ventricular outflow tract obstruction was caused by the accessory mitral valve. The patient ...
Lazopoulos G - - 2008
Sickle cell disease is a rare entity for the European cardiac surgeon to encounter. Low oxygen tension, acidosis and hypothermia may induce sickling and pose a great risk in this population during open heart surgery. We report the management of a 57-year-old Greek woman with homozygous sickle cell disease and ...
Matsushita Tsutomu - - 2009
We report a case of mitral valve annular dilatation caused by a large left atrial myxoma. A 69-year-old woman presented in pulmonary oedema. She was found to have a large left atrial myxoma prolapsing into the left ventricle in diastole causing severe functional mitral stenosis. At operation, the myxoma was ...
Heuser Richard R - - 2008
AIMS: Percutaneous edge-to-edge techniques and annuloplasty have been used to treat mitral regurgitation (MR). However, neither intervention can be performed reliably a second time and, with annuloplasty, a foreign body is left behind. The mitral and tricuspid annuli are areas of dense collagen (Fig. 1); treatment with radiofrequency (RF) energy ...
Fukamachi Kiyotaka - - 2008
The purpose of this study was to evaluate the feasibility of our innovative, replaceable heart valves that can be easily detached from the sewing ring at the time of repeat replacement. The prototype devices consist of the base magnet ring assembly and the valve magnet ring assembly that utilize magnetic ...
George Jon C - - 2008
A 76-year-old male was admitted with increasing fatigue and shortness of breath. Transesophageal echocardiogram revealed moderate-to-severe mitral regurgitation and an oscillating mass on the pulmonic valve that was confirmed by magnetic resonance imaging. The patient underwent repair of the mitral valve and excision of the pulmonic valve mass, which was ...
Goksel Onur S - - 2008
Extensive calcification of mitral apparatus may preclude optimal valve repair, thus requiring debridement. We performed mitral valve replacement in a 55-year-old woman with a modified bileaflet preservation technique to avoid complications related to extensive debridement. Posterior transposition of the anterior leaflet as a buttress over the posterior ventricular wall provided ...
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