Search Results
Results 401 - 450 of 1679
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Meursing Diederik F - - 2006
Few reported cases document injury to the circumflex coronary artery secondary to repair of the mitral valve annulus. This potentially life-threatening sequela must be considered during mitral valve repair. In an effort to increase awareness of this sequela, we present the case of a patient who experienced a perioperative myocardial ...
Munt B - - 2006
Valvular heart disease is a significant cause of morbidity and mortality. Rates increase with age and the prevalence will increase as the population ages. Several factors have led to an interest in expanding percutaneous valve repair and replacement techniques to more lesions in more patients. This review explores current percutaneous ...
Adachi Iki - - 2005
A 62-year-old female experienced a ventricular aneurysm and tachycardia caused by coronary embolism from mitral valve endocarditis. The patient underwent endoventricular patch plasty and cryoablation concomitant with valve replacement and survived without any operative complications. Pathological examination suggested that abscess formation played an important role regarding the disruption of the ...
Abraham Babu K - - 2005
Left atrial (LA) clots involving prosthetic mitral valves are unusual complications of heparin-induced thrombocytopenia (HIT), and little is known about their natural history. A 73-year-old woman underwent bioprosthetic mitral valve replacement, which was complicated by atrial fibrillation and LA thrombus due to HIT. She was treated medically and followed up ...
Gammie James S - - 2005
BACKGROUND: Several single-institution series have suggested the feasibility and effectiveness of mitral valve repair for infective endocarditis (IE). METHODS: We examined 6627 patients with IE undergoing mitral valve surgery at 661 Society of Thoracic Surgeons-participating centers in 1994 to 2003. RESULTS: The diagnosis of IE was assigned to 5.8% (6,627 ...
Mingo S - - 2006
Hypertrophic cardiomyopathy (HCM) is the most common cause of left ventricular outflow tract (LVOT) obstruction. The LVOT obstruction is a consequence of the asymmetric septal hypertrophy and the mitral systolic anterior motion (SAM), causing both of them a dynamic gradient in LVOT. LVOT obstruction has been observed also in other ...
Alfieri Ottavio - - 2005
Percutaneous mitral valve repair is under investigation as a novel method to treat mitral valve insufficiency with a catheter-based, closed-heart, nonsurgical approach. Two techniques of mitral valve reconstruction have been adapted from surgery to the percutaneous approach: edge-to-edge repair and annuloplasty. The devices that have been developed to perform these ...
Ihnken Kai - - 2005
A 43-year-old woman underwent mitral valve replacement for severe mitral regurgitation nine years after orthotopic heart transplant. Histopathology showed chronic rejection of the mitral valve with lymphocytic infiltrates. The patient is well at one year follow-up. This report describes an identified case of chronic mitral valve rejection requiring valve replacement.
Phua G C - - 2005
INTRODUCTION: The giant left atrium (GLA) is a complication of severe mitral valve disease and causes morbidity by compressing adjacent intra-thoracic structures. CLINICAL PICTURE: We report 2 cases of unusual pulmonary complications of the GLA. Case 1 developed recurrent collapse of the left lung due to left main bronchus compression. ...
Birkbeck James P - - 2005
Hemolytic anemia after mitral repair and annuloplasty ring placement is very uncommon, and rarely described. The case is presented of a 53-year-old woman who developed severe mitral regurgitation and transfusion-dependent hemolytic anemia following mitral valve repair with a Carpentier-Edwards annuloplasty ring, which included transposition of chordae tendineae from the posterior ...
Yetkin Ertan - - 2005
Accessory mitral valve tissue is an extremely rare congenital cardiac anomaly. Most of the cases reported in the literature were associated with left ventricular outflow tract obstruction. In this report, a second cerebrovascular event is presented in the same patient two years after an operation in which septal myectomy was ...
Rathinam Sridhar - - 2005
An anomalous origin of the left coronary artery from the pulmonary artery is commonly associated with mitral valve insufficiency. Usually this is secondary to left ventricular dysfunction or papillary muscle ischemia. We describe the association of an anomalous left coronary artery from the pulmonary artery with structural abnormalities of the ...
Tang Gilbert H L - - 2005
Obstruction of mechanical valve prostheses is a rare but potentially lethal complication following valve replacement surgery. Identifying the etiology and differentiation between thrombus, pannus, and vegetation obstructing the valve prosthesis can pose a diagnostic challenge. We report a patient who had an acute cerebral hemorrhage, developed a progressive mass lesion ...
Shin Hong Ju - - 2005
Mitral valve repair was performed in 437 patients with mitral regurgitation from January 1994 to January 2002. The causes of mitral regurgitation were degenerative in 238 (54%), rheumatic in 134 (31%), and others in 65 (15%). The most frequently employed surgical techniques were ring annuloplasty in 417 (95%) cases, new ...
Heikkinen Jouni - - 2005
BACKGROUND: Several studies reported excellent long-term results after mitral valve repair for regurgitation, however a number of patients still experience recurrent mitral valve regurgitation which requires reoperation. We have evaluated the long-term outcome of a consecutive series of patients who underwent mitral valve repair for regurgitation in an attempt to ...
Kim Shin-Jae SJ Department of Internal Medicine, Ulsan University Hospital, University of Ulsan College of Medicine, Ulsan, - - 2005
We report here on a case of double-orifice mitral valve with mitral regurgitation in a 75-year-old female who had complaints of mild dyspnea. Transthoracic and transesophageal echocardiography showed two orifices that were supplied by their own chordae from a different papillary muscle. Color Doppler echocardiography revealed moderate to severe mitral ...
Costa Matthew J - - 2006
Primary cardiac tumors are rare. The majority of primary tumors of the heart are benign with papillary fibroelastomas being the third most common after myxomas and lipomas respectively. Papillary fibroelastomas represent the most common valvular tumor of the heart. Although benign, papillary fibroelastomas have the potential to cause turbulent flow, ...
Fukada Yasuhisa - - 2005
Mitral valve replacement in the presence of extensive calcification of the mitral annulus is a technical challenge. Dense calcification of the annulus can cause a great difficulty in the insertion of a prosthetic valve and later periprosthetic leakage. A radical calcium debridement may cause left circumflex coronary artery injury, atrioventricular ...
Kanter Kirk R - - 2005
BACKGROUND: Despite excellent results with current techniques of mitral valve repair, some children still require mitral valve replacement (MVR). Of necessity, a certain percentage of these children need valve rereplacement (redo MVR). METHODS: Of 82 MVRs at our institution since 1988, 22 were redo MVRs in 21 children aged 1.4-21 ...
Gurcun Ugur - - 2005
Left atrial free-floating ball thrombus is a rarely seen pathology in the absence or presence of mitral valve disease. This pathologic condition carries high risks of embolic complications and deterioration of hemodynamics. The case reported here is a 34-year-old woman who had been followed-up by another center with the diagnosis ...
Eberhardt Liane - - 2005
We describe a patient in whom we found dual orifices in a straddling and overriding tricuspid valve, with two normally sized ventricles and a cleft in the mitral valve. The patient underwent successful surgical repair. We discuss the concept of "double-orifice right atrium", as well as the need to differentiate ...
Mezilis Nikos E - - 2005
Papillary fibroelastomas are rare, primary, benign cardiac tumours most frequently located in the heart valves. They are a potential cause of systemic emboli, stroke, myocardial infarction and sudden death. We present two cases of papillary fibroelastomas located in the mitral and aortic valves of patients who had suffered multiple strokes. ...
Subramaniam Ganapathy - - 2005
The case is presented of a long-term survivor after bioprosthetic valve implantation. A stent-mounted aortic homograft had been implanted in the mitral position, and survived for 28 years before being removed due to a tear in the base of leaflet, resulting in mitral regurgitation. The technique was discontinued in the ...
Ritchie Jennifer - - 2005
BACKGROUND: This study was aimed to characterize the different mitral valve chordae tendineae to provide additional understanding of their function. METHODS: Mitral valve chordae tendineae from fresh porcine hearts were stained for collagen and elastin using either a Verhoeff and van Gieson stain or Verhoeff light green stain. Cellular distribution ...
Liuzzo John P - - 2005
The onset of the clinical expression of rheumatic heart disease (RHD) is variable. Exercise or other states that necessitate increased cardiac output often precipitate symptoms. Mitral stenosis (MS) is present in 25% of patients with RHD, and 40% of patients have concomitant MS and mitral regurgitation. About two third of ...
Yoshizumi Ko - - 2005
Congenital left ventricular diverticulum accompanied by MR is a rare abnormality. A 5-month-old female infant with this clinical combination underwent a procedure comprising exclusion of a large diverticulum by using an endoventricular circular patch (Dor procedure). This technique allowed us to avoid restriction of the left ventricular cavity and to ...
Yamaguchi Hiroichiro - - 2005
We describe a case of successful combined repair of the aortic and mitral valves for an indication of active infective endocarditis involving both valves. Mitral valve repair was achieved by vegetation debridement, fixation of the anterior mitral commissure, resection and suturing of the posterior mitral leaflet, and posterior annuloplasty with ...
Malekahmadi M - - 2005
Coronary artery fistula (CAF) is a rare congenital anomaly that can be complicated by endocarditis, myocardial infarction, or coronary aneurysms. This article reviews the clinical characteristics and surgical outcome of 10 patients with CAF in Rajae Heart Center. From 1990 to 2000, 10 patients (age, 6 months to 15 years; ...
Quigley Robert L - - 2005
BACKGROUND: Systolic anterior motion after mitral valve repair of severely myxomatous valves is due to excess tissue or anterior displacement, or both, of the leaflet coaptation point. Our series of anterior leaflet valvuloplasty, an alternative to the sliding leaflet technique to prevent systolic anterior motion, is presented. METHODS: Between January ...
Xie Ming-Xing - - 2005
Mitral valve area (MVA) in 30 patients with mitral stenosis (MS) and 34 normal controls was calculated by real-time, 3-dimensional echocardiography (RT3DE); MVA in patients with MS correlated well with the mitral area determined by 2-dimensional echocardiography (r = 0.98) and by pressure half-time (r = 0.90). MVA in normal ...
Shingu Yasushige - - 2005
We report a rare case of severe hemolytic anemia accompanied by moderate renal insufficiency after mitral valve repair. Although the degree of the residual mitral regurgitation was less than 1+ during the first three weeks after the operation, the maximum lactate dehydrogenase (LDH) was up to 7,430 U/l and the ...
Chitwood W Randolph WR - - 2005
Doctor C. Walton Lillehei and his colleagues set a standard for innovation and new technology development in cardiac surgery. Robotic mitral valve surgery has taken a similar translational course proffered by Lillehei. We evaluated 341 video-assisted and 100 da Vinci robotic mitral repairs done at East Carolina University between 1996 ...
Bossert T - - 2005
We report on a 68-year-old male who presented with acute onset of dyspnoea and cough. After coronary artery bypass grafting and mitral valve repair with an annuloplasty ring, postoperative recovery was initially uneventful. On the 6th postoperative day, he came back to intensive care unit due to acute dyspnoea. Fig. ...
Flörchinger B - - 2005
A 62-year-old female patient with known mitral-valve prolapse for the previous five years presented with progressive dyspnea and intermittent palpitations. This clinical presentation was investigated by two-dimensional echocardiography which revealed moderate mitral regurgitation due to a pedunculated mass oscillating between the left atrium and the left ventricle. Successful operative treatment ...
Kazaz Hakki - - 2005
The incidence of bacterial endocarditis and valvular involvement is rare in the childhood period. If the patient is unresponsive to medical treatment and some complications occur, early surgical treatment is indicated. Debridement of vegetation combined with valve repair techniques sparing the native valve is the ideal surgical procedure instead of ...
Fann James I - - 2005
For mitral regurgitation and aortic valve disease warranting replacement, the surgical approach has been the mainstay therapy since the 1960s. Technological advances have provided potentially less invasive alternatives to surgery. Novel catheter-based techniques include aortic valve replacement with a valved stent, and devices aimed at reconfiguring the annulus or approximating ...
Petkov Milen P - - 2005
Survival after the rupture of the both mitral and tricuspid valves in blunt thoracic trauma is uncommon and requires prompt diagnosis and treatment. We present a case in which transesophageal echocardiography performed in the operating room by the anesthesiologist identified the etiology of hemodynamic instability and facilitated successful emergency replacement ...
Block Peter C - - 2005
The percutaneous treatment of mitral stenosis using balloon valvuloplasty is a reality. However, in Western countries there is only a low incidence of rheumatic valvular disease. Thus, attention is now focused on percutaneous, transcatheter approaches that will allow wider ranging treatment of pulmonic, aortic and mitral valve disease. These new ...
Gregory Shawn A - - 2005
The jet lesions of valvular regurgitation or intracardiac shunts have been hypothesized to play an important role in the pathogenesis of endocarditis for many years. We describe a case of mitral valve endocarditis that involved the left atrium along the path of a jet lesion. This resulted in atrial endocarditis ...
Park Hyeun - - 2005
Coronary artery disease was present in 89 of 118 patients (75%) with a decreased ankle-brachial index (ABI) and in 34 of 118 age- and gender-matched patients (29%) with a normal ABI (p <0.001). Aortic valve calcium or mitral annular calcium was present in 81 of 118 patients (69%) with a ...
de Vrey E A - - 2006
The current report describes a rare case of a pseudotumor in the left ventricle. Transthoracic and transesophageal echocardiography demonstrated a round, echodense, mobile mass attached to the posterior mitral leaflet and annulus. At surgical exploration caseous annular calcification of the posterior mitral leaflet was diagnosed. After resection of the mass, ...
Tamura Yamato - - 2005
We report a repeated mitral valve replacement (re-do MVR) using the valve-on-valve technique for a degenerated bioprosthesis. A 49-year-old female, who had had a 29 mm Carpentier-Edwards mitral bioprosthesis for mitral regurgitation 20 years previously, was referred to our institution for dyspnea. She presented with pulmonary edema secondary to severe ...
Aybek Tayfun - - 2005
BACKGROUND: Due to limited exposure, removal of intracavitary air and visual assessment of cardiac function during minimally invasive procedures are not always possible. We analysed the utility of intraoperative transesophageal echocardiography (TEE) and postoperative transthoracic echocardiographic (TTE) in minimally invasive mitral valve (MV) procedures. MATERIAL/METHODS: We evaluated data from 163 ...
Taniguchi Iwao - - 2005
With the advent of echocardiography, diagnosis of papillary fibroelastoma in living patients has been made possible, yet papillary fibroelastoma found in the living remains a very rare cardiac tumor. We report a case of papillary fibroelastoma of the mitral valve with rheumatic mitral valve stenosis. A 68-year-old woman was referred ...
Hanzel George S - - 2005
Recently, a prosthetic aortic valve has been implanted percutaneously in several patients using an antegrade transseptal approach. This has been shown to be feasible and associated with dramatic hemodynamic improvement. We report a retrograde implantation of a percutaneous heart valve (PHV) in an 84-year-old man with critical aortic stenosis and ...
Kaymaz Cihangir - - 2005
AIMS: We aimed to compare the clinical and echocardiographic correlates of chordal rupture in patients with rheumatic mitral valve disease and floppy mitral valve. METHODS AND RESULTS: The study group comprised of 224 patients who underwent transthoracic and transesophageal echocardiography because of the severe mitral regurgitation. Chordal rupture was detected ...
Kerendi Faraz - - 2005
A 55-year-old male underwent combined coronary artery bypass grafting and mitral valve replacement with a No. 31 St. Jude Medical mechanical prosthetic valve. Over the next few months, the patient experienced severe difficulty with the 'clicking' noise of the mechanical valve, to the extent that it affected his daily activities. ...
Ikemba Catherine M - - 2005
Early echocardiographic studies of 50 patients with Shone's complex were retrospectively examined to identify left-sided cardiac features associated with progressive mitral valve (MV) disease requiring intervention, as well as mortality. Thickened MV leaflets, shortened MV chordae coupled with either thickened MV leaflets or turbulence at or below the MV noted ...
Gunay Ilhan - - 2005
Anatomic continuity between the anterior mitral leaflet and the aortic root may predispose those patients with aortic root pathology to functional changes of the mitral valve without any involvement of this valve. A 34-year-old man presented with aortic valve endocarditis. Transthoracic echocardiograpy showed severe aortic regurgitation with a large aortic ...
Reichenspurner Hermann - - 2005
BACKGROUND: In order to assess different surgical techniques for video-assisted minimally invasive mitral valve surgery, a retrospective study was undertaken comparing the Port-Access system (Cardiovations, Ethicon Inc, Somerville, NJ) and the transthoracic clamp technique. METHODS: In 120 patients mitral valve surgery was performed through a small right minithoracotomy using either ...
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