Gonca Tekant

Gonca Tekant
İstanbul University-Cerrahpaşa · Department of Pediatric Surgery

Professor of Pediatric Surgery

About

104
Publications
10,013
Reads
How we measure 'reads'
A 'read' is counted each time someone views a publication summary (such as the title, abstract, and list of authors), clicks on a figure, or views or downloads the full-text. Learn more
798
Citations

Publications

Publications (104)
Chapter
Ovarian cysts can present with abdominal complaints, hormonal stimulation or can be detected incidentally during abdominal imaging. They can be either benign physiologic cysts, or malignant neoplasms. Follicular cysts are common in fetuses, neonates and pubertal girls. They are physiological and do not require treatment if smaller than 5 cm diamete...
Chapter
In this chapter entities regarding the external female genitalia are presented. Labial synechiae is the most common with a simple treatment and good prognosis. The imperforate hymen can present with hydrocolpos either prenatally or may remain undiscovered until puberty. The cyst of Nuck is rare and corresponds to the male hydrocele with persistence...
Chapter
Full-text available
ocuklarda özofagus replasmanı (ÖR) için 2 ana endikasyon bulunmaktadır. İlki uzun segment özofagus atrezisi yada özofagus atrezisi ameliyatı sonrası ortaya çıkan komplikasyonlar, ikincisi çeşitli nedenlere bağlı oluşan özofagus darlık-larıdır. 1,2 Çocuk yaş grubunda en sık özofagus darlığı nedeni koroziv özofajitlere bağlı gelişen darlıklardır. Diğ...
Article
Aim Preservation of the azygos vein (AV) maintains normal venous drainage of the mediastinum and decreases postoperative congestion. The modification of esophageal atresia (EA) repair by preserving AV may prevent postoperative complications and may lead to better outcomes. The data from the Turkish Esophageal Atresia Registry (TEAR) were evaluated...
Article
Introduction The data of the Turkish Esophageal Atresia Registry (TEAR) was evaluated to define the outcome of very low birth weight (VLBW) and low BW (LWB) infants with esophageal atresia (EA). Materials and Methods The data registered by 24 centers between 2014 and 2018 were evaluated for demographic features, prenatal findings, associated anomal...
Article
Congenital generalized lipodystrophy (CGL) is a rare disorder characterized by lipoatrophy affecting the face, limbs and trunk, acromegaloid features, hepatomegaly, hypertriglyceridemia, and insulin resistance. Four types have been described so far, which are related to biallelic mutations in the AGPAT2, BSCL2, CAV1 and CAVIN1 genes. The aim of thi...
Presentation
The Outcome Of Very Low And Low Birth Weight Infants With Esophageal Atresia: The Data Of Turkish Esophageal Atresia Registery
Article
Full-text available
Aim The data of the Turkish Esophageal Atresia Registry (TEAR) was evaluated to define the survival rate and risk factors of mortality in infants with esophageal atresia (EA). Methods The data of 389 cases registered by 23 centers between 2014 and 2018 were evaluated for demographic features, associated anomalies, surgical treatment and mortality-...
Article
Full-text available
Background/objective: This study aims to evaluate the current surgical approach to adrenal masses in the pediatric age group. Methods: We retrospectively analyzed cases that underwent surgery for adrenal masses between 2007 and 2017. Patients were assessed regarding age, sex, primary diagnosis, image defined risk factors (IDRF), surgical treatment...
Article
Full-text available
ZET Amaç: Kongenital diafragma hernili (KDH) "çok yüksek risk olguların tanı ve tedavilerinin geriye donuk değerlendirilmesidir. Hastalar ve Yöntem: Kliniğimizde 2005-2015 yılları arasında takip ve tedavileri yapılan KDH tanılı olguların kayıtları geriye dönük incelendi. Kliniğimizde 2005 öncesi modifiye ventilasyon indeksi (MVI) 80 ve üzerinde ola...
Article
Full-text available
Leiomyomas are benign, slow-growing, smooth muscle tumors, which can occur at many locations in the body. The male genitourinary tract is seldom affected and scrotal leiomyomas are extremely rare. Most of the scrotal leiomyomas are localized in the testis, epididymis, spermatic cord, subcutaneous tissue, tunica albuginea, and scrotal skin and only...
Article
Full-text available
Annular pancreas is a rare congenital anomaly that consists of a ring of pancreatic tissue partially or completely encircling the second part of the duodenum. It can affect anyone from neonates to adults, and is difficult to diagnose because it can present in a wide range of clinical conditions. Although cases have also been reported in adults, sym...
Article
Full-text available
Objective: To evaluate the results and the efficacy of oral propranolol treatment in patients with infantile hemangioma.Methods: The records of the patients, who received oral propranolol treatment in our clinic between 2009 and 2015, were retrospectively investigated. The patients were evaluated according to age, gender, lesion localization, propr...
Article
Full-text available
Objective: To evaluate the outcome and characteristics of patients who were operated for sacrococcygeal pilonidal sinus (SPS) treatment using primary repair or secondary healing technique. Methods: Forty-seven patients (female: 25, male: 22) diagnosed with pilonidal sinus operated between 2009 and 2015 were retrospectively analyzed. The cases we...
Article
Full-text available
Thrombocytopenia is a frequent finding in patients with solid tumors. It is usually caused by bone marrow infiltration or by myelosuppression due to anticancer therapy; however immune thrombocytopenia (ITP) associated with solid tumors is rare. Neuroblastoma is the most common extracranial solid tumor in children. Here we report the case of a two-y...
Article
Full-text available
Altınay-Kırlı E, Özcan R, Öncül M, Özmen E, Eliçevik M, Büyükünal C, Emir H, Topuzlu-Tekant G. A rare cause of abdominal pain: Ectopic ovary and intestinal malrotation. Turk J Pediatr 2017; 59: 699-703. Ectopic ovary is a rare anomaly that can be associated with unicornuate uterus and renal anomalies. Intestinal rotational anomalies are failure of...
Article
Background: The aim of the present study was to evaluate cases in which intussusception was unsuccessfully treated with pneumatic reduction (PR), and intussusception recurred following PR. Methods: The medical records of 401 patients who presented with intussusception between 2003 and 2014 were retrospectively analyzed. Included were 61 patients...
Article
Full-text available
Tracheoesophageal fistula (TEF) is a common congenital anomaly of the respiratory tract that generally presents in the neonatal period. Undetected fistulas without esophageal atresia may present in later stages of life along with chronic lung disease due to repeated aspirations. Congenital TEF must be considered while examining children with recurr...
Article
Full-text available
To analyse patients those admitted to our clinic due to perforation in duodenum. Fourteen patients those have been admitted to our center with perforation in duodenum between 1990 - 2014 analysed retrospectively. Ten patients (8M, 6F) those have been admitted to our clinic between 1990 - 2014 have a mean age of 6.2 years (25 days - 16 years). Two o...
Article
Full-text available
Aim: In this study, we aimed to compare the superiorities of esophageal manometry, vector volume analysis and 24-hour pH meter studies in showing gastroesophageal reflux disease. Material and methods: The files of the patients who presented to pediatric surgery and pediatric gastroenterology outpatient clinics of our hospital with suspicious gas...
Article
Malignant Gastrointestinal Neuroectodermal Tumor (GNET) is a recently described rare malignant neoplasm, resembling " clear cell sarcoma of tendons and aponeuroses " morphologically, immu-nohistochemically and molecular pathologically. We will describe a case of soft tissue sarcoma located at right cervical region of a 9-year-old male patient, mimi...
Article
Full-text available
72 abancı cisim aspirasyonu (YCA), soluk alma sırasında ağız ya da burundaki bir cismin trakeobronşiyal sisteme kaçması olarak tanımlanır. YCA ani geli-şen ve yaşamı tehdit edebilen acil bir durum olarak bilinmektedir. ABD'de yılda 300'ün üzerinde çocuğun YCA nedeni ile hayatını kaybettiği bildirilmiştir. Çin'de yapılan bir çalışmada YCA'na bağlı ö...
Poster
Gastrointestinal sistemde yabancı cisim: çok sayıda kalem pil
Poster
Full-text available
Özofagusta 7 Aydır Olan Davetsiz Misafir: OlguSunumu
Poster
Full-text available
Yüksekten düşme sonucu toraks ön duvar yaralanması: Olgu sunumu
Article
Full-text available
Amaç: Kliniğimizde perianal bölge patolojisi nedeniyle takip ve tedavi edilen 2 yaş üzerindeki olguların incelenmesidir. Olgular ve yöntem:2005 – 2011 yılları arasında perianal bölge patolojisi nedeniyle kliniğimize başvuran ve başvuru anında 2 yaşında veya daha büyük olan olguların dosyaları geriye dönük olarak incelendi. Olgular yaş, cinsiyet, ba...
Article
Full-text available
Aim: In this case report a patient admitted with intussusception and incidentally diagnosed with a unilateral adrenal mass is presented and the literature is reviewed for non-traumatic adrenal masses. Case Report: A patient admitted to our clinic with colicky abdominal pain and vomiting and diagnosed as intussusception. Calcified areas were detect...
Article
Full-text available
Amaç: Kliniğimize koroziv madde içimi nedeni ile başvuran olguların geriye dönük olarak incelenmesi ve klinik yaklaşımın değerlendirilmesidir. Olgular ve Yöntem: 2000-2012 yıllarında koroziv madde içimi sonrası başvuran 681 olgu geriye dönük olarak irdelendi. Olguların 413’i erkek, 268’si kız ve yaş ortalaması 3,92 (± 2.1) idi. Alınan maddelerin 36...
Conference Paper
Full-text available
KOROZİV MADDE İÇİMİ: SON 10 YILDA NE DEĞİŞTİ? Emrah Aydın, Rahşan Özcan, Şenol Emre, Mehmet Eliçevik, Sebuh Kuruoğlu, Nüvit Sarımurat, Daver Yeker, Gonca Topuzlu Tekant, Ergun Erdoğan İstanbul Üniversitesi, Cerrahpaşa Tıp Fakültesi, Çocuk Cerrahisi Anabilimdalı Amaç: Kliniğimize koroziv madde içimi nedeni ile başvuran olguların incelenmesidir. Olg...
Article
In this study, clinical signs, diagnosis and treatment methods of diseases leading to gastrointestinal obstruction in the newborn period involving hypertrophic pyloric stenosis, malrotation and Hirschsprung’s disease are reviewed. (Turk Arch Ped 2010; 45 Suppl: 38-41)
Article
To review our management of esophageal perforation in children with caustic esophageal injury. We reviewed the medical records of 22 children treated for esophageal perforations that occurred secondary to caustic esophageal injury. There were 18 boys and 4 girls (mean age, 5 years; range, 2-12 years). Three children were treated for perforation dur...
Article
Childhood morbid obesity is reaching epidemic proportions. Roux-en-Y gastric bypass (RYGB) results in many metabolic alterations, including changes in glucose and lipid metabolism, and changes in levels of the gastric hormone, ghrelin. As more children are undergoing RYGB, an animal model would be beneficial to further study RYGB and its subsequent...
Article
Full-text available
Lateral ventral hernia (Spigelian Hernia) is a rare; mostly congenital surgical pathology in childhood. It is classified as an interstitial hernia rising from weakness of transverse abdominal muscle fascia. In some cases the weakness can arise from the external abdominal muscle fascia. Cryptorchidism frequently accompanies the hernia. Primary repai...
Article
Aim: Aim of this study is questioning the validity of experimental aganglionosis producing procedure (EAPP) with benzalkonium chloride and reviewing the literature. Material and Methods: Study was designed with 10 rats in each 3 group; as late period (LP-1), late period control group (LP-2) and early changes in aganglionosis (EP). Also effects of l...
Article
The study's objective was to evaluate the results of surgical modalities for children with ambiguous genitalia. The records of 55 patients who were reared as females between 1985 and 2001 were reviewed regarding diagnosis, age at surgery, operative procedures, and outcome. The mean age at surgery was 3.5 years, and the follow-up period averaged 4.1...
Article
The effects of V-incision sutured (MAVIS) and dartos patch reinforcement techniques in reducing side effects and complications of the Mathieu procedure and improving the appearance of the meatus are evaluated. A total of 74 patients with distal shaft hypospadias without chordee or with minimal chordee were operated on by a single surgeon using Math...
Article
The objective of this study was to determine treatment strategies for children admitted with pleural empyema. We reviewed the medical records of 93 consecutive patients with pleural empyema who presented in the last three years. Mean age was 3.8 years (range 3.5 months to 14 years) and the male to female ratio was 52 : 41. The left side was involve...
Article
There has been an increase in the number of patients admitted to our hospital with caustic esophageal injuries during the last five years. The aim of this study was to analyze the complications and results of the treatment of corrosive esophagogastric injury. Between 1990 and 2000, 120 caustic ingestion accidents were admitted to our unit. The mean...
Article
We review our experience of treating intestinal rotation anomalies in infants and children in the 22-year period between 1978 and 2000. The type of operation performed, postoperative complications, and mortality were compared in three age groups. Group 1 consisted of neonates <1 month old, Group 2 consisted of infants aged <1 year old, and Group 3...
Article
Background/aim: Surgical congenital pulmonary pathologies are rare conditions occurring in newborn infants. The time of surgery determines the prognosis and unfortunately delayed diagnosis is nearly always fatal. The aim of this study, was to retrospectively review our experience with surgical congenital pulmonary pathologies and discuss the result...
Article
Unlabelled: Several factors are responsible for hypercarbia during laparoscopic procedures. This study was undertaken because we observed a sudden increase in PaCO(2) in children with portal hypertension (PHT), which was unusual in healthy children undergoing laparoscopic procedures. Fifty-seven children underwent laparoscopic procedures under gen...
Article
A series of hypospadias repairs using the Mathieu and V-incision-sutured (MAVIS) technique, aiming to achieve a normal-looking,vertical, slit-like meatus in 32 patients was reviewed. A Mathieu procedure was performed in 26 patients as a primary repair and in 3 as a rescue operation. In another 3 patients who had severe proximal hypospadias with fai...
Article
Variceal bleeding from the esophagus is an important cause of mortality and morbidity in children with portal hypertension (PHT). A series of 69 PHT cases (41 intrahepatic, 28 extrahepatic) have been evaluated in our department since 1990. According to the Child-Pugh classification, 49 cases were in class A, 16 cases were in class B, and 4 cases we...
Article
There is a limited indication for tracheostomy procedures in pediatric surgery. It is rarely applied to the pediatric patient because they can be kept intubated for a longer duration compared with adults. Problems and complications can occur after tracheostomy, even during the childhood period. The purpose of this study is to evaluate our experienc...
Article
The most frequently observed cause of obstructed bladder in children is the posterior urethral valve (PUV). In this report, we analysed the urodynamic findings of 26 patients whose valves were fulgurated 12.6 months previously (range: 2 days - 8 years,after the fulguration). The mean age of the patients at the time of the procedure was 4.5 years (r...
Article
Bei 46 Patienten (30 Knaben und 16 Mädchen) wurden insgesamt 48 Harnableitungen nach Mitrofanoff angelegt. Das Alter der Patienten lag durchschnittlich bei 9,1 Jahren (2,5 - 24 Jahre). Bei 11 Patienten lag eine neurogene Blase, bei 7 eine infravesikale Obstruktion und bei 28 Kindern eine Blasenexstrophie vor. Am häufigsten wurde die Appendix als Co...
Article
Methods: During the last 5 years, 61 children were admitted to the authors' hospital because of corrosive substance ingestion, and among them 6 patients were seen with gastric outlet obstruction. Two of them had ingested acid substances, and the other 4 had ingested alkali corrosives. The mean age was 2.9 years (range, 1.5 to 3). Their common comp...
Article
The aim of this study was to investigate the feasibility and benefits of diagnosis and interventional laparoscopy in those paediatric patients with nonpalpable testes (NPT). Between 1992 and 1999, 75 patients with NPT (mean age 3 years, range 6 months to 14 years) were treated. 86 testes were evaluated. According to the laparoscopic findings 4 grou...
Article
Bleeding from esophageal varices is an important cause of morbidity and mortality in children with portal hypertension. The treatment protocol is planned according to the etiologic factors underlying the portal hypertension, which may be either intrahepatic or extrahepatic. Although portasystemic venous shunt operations were common previously, they...
Article
Between 1990 and 1999, 741 bronchoscopic procedures were performed in 698 children, 594 of whom were evaluated for foreign-body aspiration (FBA) (mean age 3.9 years, male:female 287/307). Based on the presenting symptoms, clinical outcome, and complications, two major groups were identified. Group 1 consisted of 438 patients with a definitive histo...
Article
The early diagnosis of surgical jaundice in a neonate is an important step for the surgical success in extrahepatic biliary atresia. Diagnostic laparoscopy, as in many areas in surgery, is included in the conventional diagnostic methods of extrahepatic biliary atresia. Since 1992, 24 infants with prolonged jaundice, in whom extrahepatic biliary atr...