Yuksel Atay

• Professor
• Academics at Ege University

Objective: This study aimed to compare the outcomes of HVAD (Heartware Ventricular Assist Device) and HeartMate 3 (HM3) used as a bridge to transplantation in end-stage heart failure. Methods: This retrospective study included 34 patients under 18 years of age who underwent HVAD (n=22; 13 females, 9 males; mean age: 12.7 years) or HM3 (n=12; 8 fema...

Objectives We aim to evaluate our initial experience with the HeartMate 3 (HM3) device (Abbott, USA) for palliating pediatric patients with end−stage heart failure (ESHF). Methods We conducted a retrospective review of clinical data from pediatric patients (aged 7–18 years) who underwent HM3 implantation for ESHF at our institution between 2022 an...

Background Mitral Valve Disease in children presents unique challenges due to the wide range of associated pathologies and the complexities of pediatric cardiac anatomy. Mitral valve repair in this demographic is preferred over replacement due to the drawbacks associated with prosthetic valves in young patients, such as the need for long-term antic...

Background: This second harvest of the Congenital Heart Surgery Database intended to compare current results with international databases. Methods: This retrospective study examined a total of 4007 congenital heart surgery procedures from 15 centers in the Congenital Heart Surgery Database between January 2018 and January 2023. International diagno...

The coexistence of subclavian steal syndrome and aberrant right subclavian artery is a very rare condition. Herein, we report a case of a 73-year-old male patient with subclavian steal syndrome who underwent carotid-subclavian bypass surgery. A single supraclavicular incision was made and carotid-subclavian bypass operation was performed using a Da...

End-stage Fontan patients with single-ventricle (SV) circulation are often bridged-to-heart transplantation via mechanical circulatory support (MCS). Donor shortage and complexity of the SV physiology demand innovative MCS. In this paper, an out-of-the-box circulation concept, in which the left and right ventricles are switched with each other is i...

Mechanical circulatory support (MCS) is used as a bridge-to-heart transplantation for end-stage failing Fontan patients with single-ventricle (SV) circulation. Donor shortage and complexity of the single-ventricle circulation physiology demands novel circulatory support systems and alternative solutions. An out-of-the-box circulation concept in whi...

Background: The aim of this study was to provide information about the results of the Turkish Cardiovascular Surgery Board written exam, which was held online due to the pandemic. Methods: This cross-sectional study included a total of 41 cardiovascular surgeons and residents (39 males, 2 females) in November 21st, 2020 between 10:00 A.M. and 12:00...

Objectives: A new congenital heart surgery database (CKCV) with real-time online reporting function was recently developed in Turkey. All standard international parameters were used, but Aristotle Comprehensive Complexity score was modified. In this study, the first analysis of the CKCV Database is reported. Methods: The CKCV Database included 2...

Malposition of the extracorporeal membrane oxygenation (ECMO) cannulas is not frequently reported in central cannulation technique: we aimed to present an ECMO cannula malposition in follow-up in a neonate case. The patient was followed up three days on ECMO support with optimum hemodynamics. On the third day swelling occurred in the left face area...

Aim: To investigate whether there is an association between caregivers' coping and children's psychiatric symptoms and quality of life in adolescent heart transplant (HTx) recipients and HTx candidates with left ventricular assist device (LVAD). Methods: Fourteen patients were recruited for this pilot study (HTx (n=8), LVAD (n=6)). Schedule for...

Background/aim: Congenital heart disease (CHD) is the most common congenital malformation group and is the leading cause of newborn mortality in developed countries. Most of the infants with CHD develop pre-operative or postoperative acute kidney injury (AKI). AKI may develop before the serum creatinine rise and oliguria. Urinary biomarkers such a...

Background: The aim of this study was to investigate the efficiency of tricuspid valve detachment (TVD) during the surgical treatment of perimembranous ventricular septal defects (VSDs) and to compare the early and mid-term results to patients without TVD in terms of tricuspid insufficiency. Methods: A total of 170 patients who had undergone sur...

ABSTRACT Objective: This study presents our single-institute experience regarding the patients who underwent surgical correction via inverted Y-patch repair with the diagnosis of supravalvular aortic stenosis. Method: A total of 16 patients who underwent inverted Y-patch (Doty) repair in our center between 2005 and 2019 were retrospectively analyze...

Although various modalities are currently in use to define pediatric aortic arch hypoplasia (AAH), there is little uniformity among them. We aimed to determine the inter-rater strength of agreement of the nomograms in a survey of patients less than 1 year old, who had undergone coarctation of the aorta (CoA) repair with or without AAH. This retrosp...

Objective: This study aimed to evaluate the early operative outcomes and to compare the left ventricle and mitral valve functions after initial Takeuchi repair in patients with anomalous left coronary arising from pulmonary artery (ALCAPA). Methods: Fourteen patients (5 males, 9 females; mean age 4.3 years, ranging from 25 days to 34 years) who...

Aim: Ebstein anomaly is a rare congenital cardiac disorder that causing by failure of delamination of the tricuspid valve. Various surgical methods have been developed so far as treatment options. Our initial experience and short term follow up reported herein.Materials and Methods: Ten patients underwent surgical treatment with a diagnosis of Ebst...

Tekin A, Yağmur İ, Ergün O, Ayık MF, Atay Y, Ulman İ, Avanoğlu A. Excision of the atrial Wilms` tumor thrombus without sternotomy, atriotomy and cardiovascular By-pass. Turk J Pediatr 2019; 61: 436-439. The treatment of atrial-extention Wilms` tumor thrombus is surgical excision after chemotherapy. Atriotomy with cardiovascular by-pass is the one o...

The study aimed to revisit the in-hospital predictors of shunt thrombosis (ST) in the foreground of the pulmonary artery size in patients who received modified Blalock–Taussig shunt (mBTS) as the first-stage palliation. Data from 80 patients who received mBTS as their initial palliative procedure between February 2012 and January 2017 was retrospec...

The original version of the article unfortunately contained an alignment error in Table 1. The correct version of Table 1 is given below.

Background: In this study, we present our fifteen years of outcomes following surgical repair total anomalous pulmonary venous connection (TAPVC). Thereby we sought to assess possible risk factors effects both hospital and late term follow up morbidity and mortality. Methods: A retrospective study was carried out in the Department of Cardiovascular...

zet Büyük arter transpozisyon (BAT)'lu hastalarda arterial seviyede düzeltme sağlayan Jatene operasyonu 1975 yılından sonra standart prosedür haline gelmiştir. Jatene prosedürü, fizyolojik tamir sağlasa da tam bir anatomik düzeltme sağlayamamaktadır. Pulmoner kapağın yerinde bırakılarak sistemik dolaşıma dahil edilmesinden dolayı arteriyal sistem e...

Z Senning ameliyatı sonrası pulmoner venöz odacık darlığı sık görülen bir komplikasyon olmamasına rağmen, patolojinin düzeltilmesinde girişimsel yöntemlerin başarısız olması durumunda cerrahi tedavi hayati önem taşır. Olgumuz, Senning ameliyatından 6.5 yıl sonra tekrarlayan burun kanaması ve efor dispnesi ile hastanemize başvurdu. Transtorasik ekok...

Z Baraitser-Winter sendromu, sitoplazmik aktin kodlayan gen defektinin neden olduğu, oldukça nadir bir genetik bozukluktur. Pek çok hasta benzer fenotipe sahip olmasına rağmen, eşlik eden kalp anomalileri çeşitlidir. İyi tarif edilmiş doğuştan kalp hastalıklarının yanı sıra, ileriki yıllarda altta yatan aktin gen mutasyonuna bağlı olarak, bu hastal...

A 13-year-old boy who underwent thoracoabdominal aortic bypass when he was three years old for middle aortic syndrome was admitted with fatigue and need for an increased dose of antihypertensive mediations. The graft was patent, but there were stenoses at the juxta-proximal and juxta-distal anastomosis sites. A partial benefit was gained with endov...

ABSTRACT Background: This study aimed to investigate the correlation between perioperative arterial lactate levels and morbidity and mortality in children undergoing cardiac surgery. Methods: A total of 236 patients who underwent open heart surgery due to congenital heart disease (121 males, 115 females; mean age 56.4 month (median: 42 month): ran...

Objective: The aim of this study was to evaluate the efficacy and safety of the Doty surgical approach in pediatric patients with congenital supravalvular aortic stenosis (SVAS) by examining early and mid-term outcomes. Methods: Surgical repair using the Doty technique was performed in a total of 10 pediatric patients with SVAS between January 2...

Objective: The aim of this study is to compare the continuous and combined suturing techniques in regards to the needing epicardial pacing at the time of weaning from cardiopulmonary bypass (EP-CPB) and to evaluate permanent epicardial pacemaker (PEP) implantation in patients who had undergone surgical ventricular septal defect (VSD) closure. Metho...

Success in congenital heart surgery has increased with improvement in surgical technique, anesthesia, and perioperative care. Transthoracic echocardiography (TTE) is regarded as an initial screening and diagnostic method in patients, but it may be limited by lack of an adequate acoustic window and more importantly suboptimal depiction of the extrac...

zet Büyük arter transpozisyon (BAT)'lu hastalarda arterial seviyede düzeltme sağlayan Jatene operasyonu 1975 yılından sonra standart prosedür haline gelmiştir. Jatene prosedürü, fizyolojik tamir sağlasa da tam bir anatomik düzeltme sağlayamamaktadır. Pulmoner kapağın yerinde bırakılarak sistemik dolaşıma dahil edilmesinden dolayı arteriyal sistem e...

ABSTR ACT Glenn shunt operation is performed to increase the pulmonary blood flow in congenital heart diseases in which ambulatory correction is unable to be performed. Pulmonary arterial flow is being balanced and thrombosis frequency is reduced via applying unifocalization of the vena cava superior in patients with bilateral vena cava superior un...

Aim: Operation for aortic coarctation and/or hypoplastic arch in adults represents a surgical challenge because of the hazard of spinal cord ischemia due to aortic cross-clamping, laceration of the recurrent nerve, and the choice of the best approach. We demonstrate the results of 22 operations of an anatomical bypass technique via left posterolate...

A 3-year-old girl with the diagnosis of chronic granulomatous disease (CGD) was hospitalized for bronchopneumonia and congestive heart failure. Her medical history included methylprednisolone medication for autoimmune gastric outlet obstruction. Computed tomography revealed pneumonic infiltrations and pericardial thickening. A pulsed-wave Doppler r...

Background: This study aims to investigate the incidence, risk factors, and outcomes of peritoneal dialysis in children undergoing congenital cardiac surgery under three years of age. Methods: We included a total of 36 patients aged three years and below who underwent open heart surgery for congenital heart disease and peritoneal dialysis between D...

A coronary fistula (CF) is a rare congenital cardiac anomaly in which there is a connection between the coronary artery and a cardiac chamber or a great vessel. In the paediatric population, a CF is usually asymptomatic. While the circumflex coronary artery (Cx) is the least common source of a CF, the right heart chambers are the most common locati...

Pediatric open heart surgery is a major procedure in which transfusion rates are moderately high and blood products are mandatorily used during cardiopulmonary bypass. Insufficiency of cross-match compatible blood products are rarely seen and these circumstances led to postponement of elective operations. Enforcement of blood preservation methods l...

Cor triatriatum sinister is a rare congenital cardiac pathology, representing only 0.1% of congenital cardiac anomalies, and often associated with other cardiac defects. In classic cor triatriatum sinister, the pulmonary venous chamber receives all pulmonary veins and drains into the left atrium through a variable-sized orifice. The case of a 4-mon...

Introduction: Neonatal lupus syndrome (NLS) is a passively acquired autoimmune condition due to the transplacental passage of maternal anti-Ro/SSA and anti-La/SSB antibodies in mothers with systemic lupus erythematosus (SLE), and congenital complete heart block (CHB) is its most serious manifestation. Skin and hepatic involvement may occur in late...

The aim of this study was to assess the cosmetic results and the impact on the breast development of a right anterolateral thoracotomy (RALT) in pre-pubertal children who underwent RALT for correction of atrial septal defects. From December 2002 to July 2010, 25 female patients with a mean age of 8.5 ± 1.3 years underwent repair of atrial septal de...

Objective: As a highly rare congenital defect, cor triatriatum sinister represents only 0.1% of congenital cardiac anomalies. Depending on the degree of obstruction and the accompanying symptoms, cor triatriatum can be diagnosed at any age. This case series described 5 patients with cor triatriatum sinister who underwent operation. Methods: Five...

Objective: This study was aimed to evaluate surgical and percutaneous closure of secundum atrial septal defect (ASD) in terms of cost-effectiveness. Material and Method: Consecutive 100 pediatric patients who admitted to our hospital between 2010 and 2013 were included in the cost analysis: 50 who underwent surgical repair and 50 who underwent perc...

Variation in the gene encoding cyclooxygenase-1 (COX-1) is involved in the process of aspirin resistance. This study investigated the genetic variations in the COX-1 gene. The 4 coding regions of the human COX-1 gene in 90 pediatric patients (median age of 6.5 months, 55% males) with cardiovascular anomalies were screened using DNA sequencing. Twen...

Anomalous origin of the left coronary artery from the pulmonary artery (ALCAPA) is a rare congenital anomaly and one of the causes of myocardial ischemia. It often presents with atypical signs and symptoms, especially in childhood. In this case report, an 11-year-old girl presented with dilated cardiomyopathy in our clinic and was followed for five...

The six-minute walk test (6MWT) evaluates the functional exercise capacity in patients with cardiopulmonary disease. We aimed to investigate the association between 6MWT distance and transthoracic echocardiographic (TTE) findings as well as cardiopulmonary exercise testing (CPET) parameters in Eisenmenger's syndrome (ES) patients waiting for heart-...

To evaluate the psychiatric symptoms of children equipped with a ventricular assist device (VAD) and follow them up for 6 months. With the shortage of donor hearts available for the treatment of end-stage heart failure, VADs have been used to provide temporary treatment until a heart becomes available. VADs provide external sources of power for mec...

In this study, patients admitted with the diagnosis of Eisenmenger syndrome (ES) in a tertiary referral center were analyzed. The data of 20 consecutive patients (mean age: 27.6+1.8 years, 7 male and mean follow-up time: 35.6 ± 9.1 months) with ES were retrospectively analyzed. Demographic characteristics, symptoms, physical examination, laboratory...

Abstract Middle aortic syndrome is a rare variation of aortic coarctation that is localized to the distal thoracic and abdominal aorta, and can involve the visceral and renal arteries. Irreversible organ damage and end-stage congestive heart failure may be the possible harmful complications of this disease in untreated patients. We report a three-y...

Mitral regurgitation due to papillary muscle rupture after blunt chest trauma is uncommon. Sudden onset severe mitral regurgitation may lead to death due to heart failure if surgical repair is delayed. A previously healthy 12-year-old girl underwent splenectomy and chest tube insertion for pneumothorax after a traffic accident in a vehicle 15 days...

The present study was designed to evaluate the long-term efficacy and safety of once-daily enoxaparin plus warfarin for the outpatient ambulatory treatment of lower-limb deep venous thrombosis (DVT). A total of 246 patients, comprising 128 men (mean age, 54.28±16.48 years) and 118 women (mean age, 50.11±16.47 years) with symptomatic lower extremity...

We conducted a retrospective study to compare two different techniques of internal mammarian artery (IMA) preparation concerning pleurotomy upon the effects of blood loss and pulmonary functions. Between January 1998 and November 2006, 1357 consecutive patients undergoing coronary artery bypass grafting (CABG) using the left IMA, either alone or in...

Bleeding tendency of paediatric patients with congenital heart disease has been well recognized. The underlying pathologies of this bleeding tendency have been studied extensively and many causes were identified. Among these causes, we aimed to find the frequency of acquired von Willebrand's disease (AvWD) in children with congenital heart disease....

Congestion of the anterior sector may lead to graft failure in right lobe grafts. Selective drainage of the prominent segment 5 and/or 8 veins is proposed to overcome this problem. Different vascular conduits may be used during drainage of the anterior sector. In this study, we evaluated the efficiency of the vascular conduits. Between June 1999 an...

Objective: Bleeding tendency of paediatric patients with congenital heart disease has been well recognized. The underlying pathologies of this bleeding tendency have been studied extensively and many causes were identified. Among these causes, we aimed to find the frequency of acquired von Willebrand's disease (AvWD) in children with congenital he...

Abstract Primary spontaneous coronary artery dissection is an unusual occurrence. There have been less than 150 cases reported in world literature. This process frequently occurs in relatively young women, particularly in the peripartum or early postpartum period. This article reports the clinical course of one patient with primary spontaneous left...

Objective: Aneurysms and dissections of the thoracic aorta continue to present a surgical challenge and their incidence is increasing in recent years. The mortality rate of surgical treatment is still higher than those of other cardiovascular operations. Neurological injury is the most feared complication resulting from repair of these lesions. Thi...

The purpose of this study was to determine the effects of hiatal and thoracic clamping on postoperative outcome and morbidity and factors affecting mortality and morbidity. The records of 102 patients who had undergone ruptured abdominal aortic aneurysm repair between 1993 and 2005 were evaluated retrospectively. Hiatal clamping and thoracic clampi...

Although the term "complex aortic surgery" has come into increasing use, it has not been defined. We propose the following definition: replacement or remodeling (not resuspension of commissures) of the aortic root, together with either an intracardiac procedure or a replacement of more than 1 segment of aorta, all of which require cerebral protecti...

Organ malperfusion is a serious complication of acute type A aortic dissection. Management and outcome of malperfusion has been discussed in this study. Between November 1994 and May 2003, 118 patients with acute type A aortic dissections were operated. Fifty-seven patients (48.3%) were complicated with organ malperfusion, which is considered as gr...

Aberrant subclavian artery (arteria lusoria) is a rare congenital anomaly that usually does not produce symptoms. Symptomatic patients require surgical intervention. The operative approach to correct this condition has been controversial. Herein, we describe surgical approaches to the aberrant right subclavian artery. From 2000 through 2004, 3 chil...

The purpose of this article is to describe our experience on distal arch and proximal descending aortic aneurysm repair, and to evaluate retrospectively the determinants of mortality and morbidity. Between 1994 and 2002, 30 patients (mean age 53.4 years) underwent repair of distal arch or proximal descending aortic aneurysm approached through left...

Spontaneous rupture of an abdominal aortic aneurysm into a retroaortic left renal vein is an uncommon occurrence. A 55-year-old woman presented with shortness of breath, vomiting, and diffuse abdominal pain that had radiated to her back and legs for the preceding 10 days. A pulsatile abdominal mass, hematuria, renal insufficiency, and heart failure...

The purpose of this study was to evaluate the safety and efficacy of postoperative administration of prophylactic amiodarone in the prevention of new-onset postoperative atrial fibrillation in patients undergoing coronary artery bypass grafting. In this prospective study 157 patients were randomly divided into two groups: 77 patients (amiodarone gr...

Preoperative creatinine values higher than 2.5 mg/dL are associated with markedly increased risk for both mortality and morbidity in patients undergoing coronary artery bypass surgery. We aimed to determine the effects of prophylactic perioperative hemodialysis on operative outcome in patients with nondialysis-dependent moderate renal dysfunction....

Acute type A arch dissections are rare and no consensus has been reached on their surgical treatment. We studied perioperative risk factors for mortality in arch dissection patients. Between October 1995 and October 2001, 108 patients with acute type A dissection were operated on, of whom 16 had acute arch dissections. Their mean age was 58 +/- 9 (...

Discrete subaortic stenosis, which is an obstructing lesion of the left ventricular outflow tract, remains a surgical challenge. The recurrence rate is high despite sufficient conventional resection. We retrospectively reviewed the results of surgery for discrete subaortic stenosis at our institution from September 1995 through March 2001. Twenty-o...

A retrospective analysis of 56 patients undergoing ruptured abdominal aortic aneurysm (AAA) repair was performed to find out if cell saver had any impact on postoperative morbidity and mortality. All patients but one were male. The mean age was 68 +/- 8 years (35-85 years). Cell saver was used in 40 patients (CS group) and was not used in 16 patien...

Paraplegia after distal aortic aneurysm repair remains a persistent clinical problem. We hypothesized that the tolerance of the spinal cord to an ischemic period could be improved with hypothermic Ringer's Lactate containing L-Carnitine. Twenty-eight New Zealand white rabbits were used as spinal cord ischemia models. We separated rabbits into four...

Controversy exists concerning the best management of patients with coronary artery and carotid artery disease. Between June 1994 and July 2000, 88 patients with coronary artery and carotid artery disease underwent combined coronary artery surgery and carotid endarterectomy. Demographics and perioperative variables of these patients were compared wi...

to evaluate the effectiveness of an intraaortic delivered solution on preventing spinal cord injury. Design: forty rabbits were allocated into five equal groups. one clamp was placed just distal to the left renal artery, and another was placed just above the iliac bifurcation for 40 min. Group 1 was not infused (control group). Through a 24G vascul...