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Dive into the research topics where Özkan Kaya is active.

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Featured researches published by Özkan Kaya.


Echocardiography-a Journal of Cardiovascular Ultrasound and Allied Techniques | 2018

Subclinical left ventricular systolic and diastolic dysfunction in type 1 diabetic children and adolescents with good metabolic control

Tamer Yoldaş; Utku Arman Örün; Elif Sagsak; Zehra Aycan; Özkan Kaya; Senem Özgür; Selmin Karademir

Cardiac dysfunction is a well‐known consequence of diabetes mellitus. This study was designed to assess whether type 1 diabetic children and adolescents with good metabolic control have early echocardiographic signs of subclinical left ventricular dysfunction and whether diabetes duration has any influence, using conventional and nonconventional echocardiographic tools.


Pediatric Cardiology | 2018

Sensitive Cardiac Troponins: Could They Be New Biomarkers in Pediatric Pulmonary Hypertension Due to Congenital Heart Disease?

Seyma Kayali; İlker Ertuğrul; Tamer Yoldaş; Özkan Kaya; Senem Özgür; Utku Arman Örün; Selmin Karademir

To analyze the role of sensitive cardiac troponin I (scTnI) and high-sensitive troponin T (hscTnT) in the determination of myocardial injury caused by volume and pressure load due to pulmonary hypertension (PH) and to investigate if these markers may be useful in the management of PH in childhood. Twenty-eight patients with congenital heart disease (CHD) with left to right shunt and PH, 29 patients with CHD with left to right shunt but without PH, and 18 healthy children, in total 75 individuals, were included in the study. All cases were aged between 4 and 36 months. Echocardiographic evaluation was performed in all cases, and invasive hemodynamic investigation was performed in 33 cases. Blood samples were obtained from all cases, for the measurement of brain natriuretic peptide (BNP), pro-brain natriuretic peptide (pro-BNP), sensitive cardiac troponin I (scTnI), and high-sensitive troponin T (hscTnT) levels. The mean BNP, pro-BNP, scTnI, and hsTnT levels were statistically significantly higher in patients with PH than in the patients without PH (p < 0.001). A statistically significant positive correlation was determined between pulmonary artery systolic pressure and scTnI and hscTnT levels (r = 0.34 p = 0.01, r = 0.46 p < 0.001, respectively) levels. Pulmonary hypertension determined in congenital heart diseases triggers myocardial damage independently of increased volume or pressure load and resistance, occurring by disrupting the perfusion via increasing ventricular wall tension and the myocardial oxygen requirement. Serum scTnI and hscTnT levels may be helpful markers to determine the damage associated with PH in childhood.


Echocardiography-a Journal of Cardiovascular Ultrasound and Allied Techniques | 2017

Persistent left superior vena cava accompanying congenital heart disease in children: Experience of a tertiary care center

Mehmet Emre Ari; Vehbi Doğan; Senem Özgür; Özben Ceylan; İlker Ertuğrul; Şeyma Kayalı; Tamer Yoldaş; Utku Arman Örün; Özkan Kaya; Selmin Karademir

This study focuses on determining concomitant persistent left superior vena cava (SVC) in patients with congenital heart disease (CHD).


American Journal of Cardiology | 2015

PP-150 Effect of Pulmonary Hypertension Related Congenital Heart Disease with Left to Right Shunt on the Serum Levels of High Sensitive Cardiac Troponins in Children

Şeyma Kayalı; İlker Ertuğrul; Tamer Yoldaş; Özkan Kaya; Senem Özgür; Vehbi Doğan; Utku Arman Örün; Selmin Karademir

The American Journal of Cardiology MARCH 26e29, 2015 11 IN AND C was attempted in 7 of the patients (2 teratoma, 1 papillerfibroelastoma, 1 fetal type rhabdomyoma, 1 TBS associated rhabdomyoma producing left ventricular outflow tract obstruction, 1 cystic tumor with granulomatous inflammation and 1 undiagnosed solid mass). Of the patients 3 died in perioperative period. Conclusion: Most of cardiac tumours during childhood are benign. Spontaneus regression is most probably possible in cases of TBS associated rhabdomyoma. Surgical intervention is only required for children who develop clinical symptoms due to hemodynamic instability.


American Journal of Cardiology | 2015

PP-078 Pericardial Effusion in Childhood: Experience from Tertiary Care Center in Ankara

Tamer Yoldaş; Özkan Kaya; Şeyma Kayalı; İlker Ertuğrul; Vehbi Doğan; Senem Özgür; Utku Arman Örün; Selmin Karademir; Murat Koç

Pericardial Effusion in Childhood: Experience from Tertiary Care Center in Ankara. Tamer Yoldas, Ozkan Kaya, Şeyma Kayali, Ilker Ertu grul, Vehbi Do gan, Senem Ozgur, Utku Arman Orun, Selmin Karademir, Murat Koc. Department of Pediatric Cardiology, Dr. Sami Ulus Maternity and Children Research and Training Hospital; Department of Pediatric Cardiovascular Surgery, Dr. Sami Ulus Maternity and Children Research and Training


E Journal of Cardiovascular Medicine | 2017

Transcatheter successful palliation of a newborn with ductal-dependent pulmonary circulation

Özkan Kaya; Selmin Karademir; Senem Özgür; Tamer Yoldaş; Utku Arman Örün; Vehbi Doğan


turkish Journal of Pediatric Disease | 2015

A Case of Bactreial Pneumonia Complicated by Myopericarditis

Yoldaş Tamer; İlker Sait Ertuğrul; Şeyma Kayalı; Özkan Kaya; Vehbi Doğan; Utku Arman Örün; Senem Özgür; Selmin Karademir


Türkiye Çocuk Hastalıkları Dergisi | 2015

Miyoperikardit ile Komplike Olan Bir Bakteriyel Pnömoni Olgusu

Tamer Yoldaş; İlker Ertuğrul; Şeyma Kayalı; Özkan Kaya; Vehbi Doğan; Utku Arman Örün; Senem Özgür; Selmin Karademir


Journal of Vascular Access | 2015

Transumbilical retrieval of broken umbilical artery catheter in a 1000 gm premature newborn

Vehbi Doğan; Arzu Dursun; Tamer Yoldaş; Özkan Kaya; Selmin Karademir


American Journal of Cardiology | 2015

PP-164 Atrial Septal Defect and Atrioventriculer Conduction Disturbance: Keep in Mind Before Device Closure

Tamer Yoldaş; Senem Özgür; Özkan Kaya; Şeyma Kayalı; Vehbi Doğan; İlker Ertuğrul; Utku Arman Örün; Selmin Karademir

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Senem Özgür

Boston Children's Hospital

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Tamer Yoldaş

Boston Children's Hospital

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Utku Arman Örün

Boston Children's Hospital

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Vehbi Doğan

Boston Children's Hospital

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Şeyma Kayalı

Boston Children's Hospital

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Murat Koç

Boston Children's Hospital

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Zehra Aycan

Boston Children's Hospital

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Elif Sagsak

Boston Children's Hospital

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