Uğur Kaya

ORCID: 0000-0003-2000-6090
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About
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Research Areas
  • Amphibian and Reptile Biology
  • Cardiac Valve Diseases and Treatments
  • Cardiac Structural Anomalies and Repair
  • Venous Thromboembolism Diagnosis and Management
  • Species Distribution and Climate Change
  • Aortic Disease and Treatment Approaches
  • Vascular Procedures and Complications
  • Turtle Biology and Conservation
  • Peripheral Artery Disease Management
  • Cardiac and Coronary Surgery Techniques
  • Cerebrovascular and Carotid Artery Diseases
  • Aortic aneurysm repair treatments
  • Cardiac, Anesthesia and Surgical Outcomes
  • Coronary Artery Anomalies
  • Atrial Fibrillation Management and Outcomes
  • Congenital Heart Disease Studies
  • Reconstructive Surgery and Microvascular Techniques
  • Mechanical Circulatory Support Devices
  • Inflammatory Biomarkers in Disease Prognosis
  • Cardiac tumors and thrombi
  • Diagnosis and Treatment of Venous Diseases
  • Animal Vocal Communication and Behavior
  • Spider Taxonomy and Behavior Studies
  • Parasitic infections in humans and animals
  • Animal Behavior and Reproduction

Atatürk University
2013-2025

Ege University
1999-2023

Creative Commons
2021

Sağlık Bilimleri Üniversitesi
2021

Erzurum Technical University
2019

Erzurum Regional Training and Research Hospital
2017

Muğla University
2017

Acıbadem Adana Hospital
2010-2013

Brown University
1999

To determine whether mean platelet volume (MPV), distribution width (PDW), and count could be used as determinants of mortality following coronary artery bypass graft (CABG) surgery patency saphenous vein grafts (SVG).The records 128 patients who underwent emergency or elective angiography after CABG surgery, died at an early stage were retrospectively reviewed. Patients divided into three groups death, no SVG disease (SVGD), SVGD group. MPV, PDW, evaluated different times.MPV was...

10.21470/1678-9741-2017-0247 article EN cc-by Brazilian Journal of Cardiovascular Surgery 2018-01-01

Objective: In this retrospective study, we aimed to observe the efficacy of pericardial effusion (PE) treatments by a survey conducted at Department Cardiovascular Surgery, Faculty Medicine, Atatürk University.Methods: order get comparable results, patients with PE were divided into three groups -group A, 480 who underwent subxiphoid pericardiostomy; group B, 28 computerized tomography (CT)-guided percutaneous catheter drainage; and C, 45 echocardiography (ECHO)-guided drainage.Results:...

10.21470/1678-9741-2018-0077 article EN cc-by Brazilian Journal of Cardiovascular Surgery 2019-01-01

The pseudoaneurysm formation is the most common complication of arterial catheterization. This study aimed to report our clinical experience with treatment iatrogenic and post-traumatic pseudoaneurysms peripheral arteries.One hundred twenty patients, who were treated diagnosis lower or upper extremity artery between January 2010 October 2017, took part in this study. Patients originated from anastomotic line previous vascular operations excluded was made using ultrasonography confirmed by...

10.5152/eurasianjmed.2019.18422 article EN cc-by Eurasian Journal of Medicine 2019-03-29

ABSTRACT The systematic classification of tree frogs (Hyla) inhabiting different regions the country Turkey is unclear. Recordings natural advertisement calls individual male in locations were analyzed to determine variation acoustic features that may be related taxonomic status. Multivariate analysis covariance showed call duration, intercali interval and number pulses per varied significantly between locales. Call intercall interval, air temperature. Dominant frequency differed groups...

10.1080/09524622.1999.9753429 article EN Bioacoustics 1999-01-01

Objective: The aim of this study was to evaluate early clinical outcomes and echocardiographic measurements the left ventricle in patients who underwent ventricular aneurysm repair using two different techniques associated myocardial revascularization.Methods: Eighty-nine (74 males, 15 females; mean age 58±8.4 years; range: 41 80 years) postinfarction revascularization performed between 1996 2016.Ventricular reconstruction endoventricular circular patch plasty (Dor procedure) (n=48; group A)...

10.21470/1678-9741-2017-0093 article EN cc-by Brazilian Journal of Cardiovascular Surgery 2018-01-01

In the present study, we aimed to retrospectively investigate early and late results of different surgical treatment techniques applied in age groups with coarctation aorta (CoA).Between January 2007 February 2017, 26 patients (12 males, 14 females; mean age: 12.2±12.4 years; range: 29 days-34 years) who underwent surgery diagnosis CoA were evaluated. Overall, 11 these (42.3%) infantile period, whereas 15 (57.7%) aged between 6 34 years. Resection end-to-end anastomosis performed 13 (50%)....

10.5152/eurasianjmed.2017.17273 article EN cc-by Eurasian Journal of Medicine 2017-12-07

Amphibians are in decline many parts of the world. Understanding population dynamics amphibian species is an important prerequisite for developing effective conservation strategies. We used capture–mark–recapture and skeletochronological techniques to investigate size, body age structure metamorphic pedomorphic forms Ommatotriton ophryticus between 2006 2009 northwestern Black Sea region Turkey. Our findings showed that time-specific survival rate, constant capture probability, no temporary...

10.1670/11-116 article EN Journal of Herpetology 2013-06-01

10.2478/s11756-008-0086-z article EN cc-by-nc-nd Biologia 2008-06-21

Abstract We estimated the annual population size, survival rates and capture probabilities for two populations of Levantine Frog, Pelophylax bedriagae, using a Capture-Mark-Recapture (CMR) non-invasive digital photographic identification technique in Karagöl Lake Soğan-harımı Pond western Aegean Region Turkey, used POLLOCK's methodology to assess parameters. Time specific probability, time rate no temporary emigration were found be best appropriate models our data. Population sizes as 245...

10.1080/09397140.2012.10648965 article EN Zoology in the Middle East 2012-01-01

Aortic intramural hematoma (IMH) is a variant of acute aortic syndrome, which can be life-threatening.Ascending aorta IMHs, particularly accompanied by penetrating ulcer (PAU), cause dissection, rupture, and cardiac tamponade.Therefore, early surgical treatment recommended for IMHs the ascending aorta.Herein, we present case 60-year-old male patient who was on warfarin sodium in whom an IMH localized to arcus detected incidentally via computed tomography, with suspicion pulmonary embolism,...

10.5152/eurasianjmed.2017.17151 article EN cc-by Eurasian Journal of Medicine 2017-10-25

This study aims to evaluate the effects of graft dysfunction detected by intraoperative transit-time flow measurement on outcomes on-pump coronary artery bypass surgery.A total 1,240 patients (856 males, 384 females; mean age 57.4±12.1 years; range, 47 74 years), who underwent isolated surgery via median sternotomy performed same surgical team, were reviewed retrospectively. With introduction into practice at our clinic in 2006, all regularly during order patency. Interpretation data...

10.5606/tgkdc.dergisi.2018.15004 article EN Turkish Journal of Thoracic and Cardiovascular Surgery 2018-04-30

Saline-irrigated radiofrequency ablation, which has been widely used for surgical treatment of atrial fibrillation in recent years, is 80-90% successful achieving sinus rhythm. In our study, experience and mid-term results patients who underwent mitral valve surgery left ablation were analyzed.Forty (15 males, 25 females; mean age 52.05±9.9 years; range 32-74) associated with valvular disease. All manifested fibrillation, started at least six months before the intervention. The majority (36...

10.5935/1678-9741.20160058 article EN cc-by Brazilian Journal of Cardiovascular Surgery 2016-01-01

Informed conservation management requires exact knowledge on the species diversity of taxon group in focus within a geographic area, specifically occurrence endemics. In Turkey, there are three water frog taxa genus Pelophylax; one is widespread P. bedriagae, other two geographically restricted to either Thrace (P. ridibundus) or Anatolian Lake district caralitanus). The status Beyşehir caralitanus has been questioned since its proposal 2001. We recorded and analyzed advertisement release...

10.3390/ani13111725 article EN cc-by Animals 2023-05-23

Ecological factors, such as water chemistry variables, regional landscape occurrence of predators, have considerable effects on amphibian distribution and richness. These variables in relation to species-richness were investigated by field work studies between February 2006 August 2008 freshwater ponds lakes Aegean Region, Turkey. Seven species observed at the study sites, with mean richness 4.29±0.34 per habitat (range= 2 6). We used Pearson's correlation coefficients examine correlations...

10.5053/ekoloji.2009.713 article EN Ekoloji 2009-05-21

Various estimators of population size have been used for Capture-Mark-Recapture (CMR) studies although some considered to limitations and under- or over-estimations. Reliable accurate monitoring estimation is necessary effective management threatened species in Turkey. We three different CMR estimators, Petersen, Bailey (triple catch), MARK estimate the critically endangered frog species, Rana holtzi its terra typica, Karagol Lake vicinities, 2003 2009 data. Of these Mark Petersen give...

10.30906/1026-2296-2019-17-%s-247-250 article EN Russian Journal of Herpetology 2011-09-29

Abstract We studied the breeding biology of Green Toad, Pseudepidalea viridis (Laurenti, 1768), in 2007–2008 seasons at Kocaçay Stream. The period began early February and lasted approximately two months. median was calculated as 5tMarch for entire study 2007–2008. average clutch size 14,594 eggs this value higher than other conspecific populations from Denmark, Israel Italy. Clutch mass were significantly correlated with female body size, but single egg diameter not. A negative significant...

10.1080/09397140.2011.10638477 article EN Zoology in the Middle East 2011-01-01

Mediastinal infection is one of the most serious complications that occurs following open-heart surgery by sternotomy. In present study, omentoplasty was initially and aggressively used to treat prevent recurrence caused bones in cases mediastinitis at our clinic.Among 3656 patients who underwent department cardiovascular between January 1996 December 2012, as a treatment for applied 19 (0.51%) (of which 13 were males) The revised on 15th day first and/or when there suspicion mediastinal...

10.1532/hsf.1511 article EN The Heart Surgery Forum 2016-12-01
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