Γεώργιος Βάος

Prof. Dr. Γεώργιος Βάος

Department of Pediatric Surgery, School of Medicine, National and Kapodistrian University of Athens, Athens, Greece
orcid

Research Focus & Metrics

Academic Career Length

11Years (2016-Present)

(Calculated once Scilit publication data is synced: current year − year of first publication + 1)

Representative Publications

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2 July 2018 in Anesthesiology Research and Practice
Verified
Journal Article
Open access
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ACAikaterini Charana
Aikaterini Charana
GTGregory Tripsianis
Gregory Tripsianis
VMVasiliki Matziou
Vasiliki Matziou
ΓΒΓεώργιος Βάος
Γεώργιος Βάος
CIChristos Iatrou
Christos Iatrou
PCPelagia Chloropoulou
Pelagia Chloropoulou
Background. A surgical operation in pediatric patients is a rather stressful experience for both children and their parents. The aim of this study was to assess the effect of specific demographic characteristics in parent’s and children’s preoperative anxiety. Methods. The sample was composed of 128 Greek-speaking children (1–14 years of age) who had to undergo minor surgery in a University General Hospital. Before surgical operation, the Spielberger State-Trait Anxiety Inventory (STAI) questionnaire and a questionnaire for the social-demographic characteristics were completed by the parents. Children’s preoperative anxiety was evaluated using the Modified Yale Preoperative Anxiety Scale (m-YPAS). Results. The independent predictors of increased anxiety levels in parents are child’s age (p=0.024) and gender (girls: p=0.008), living in rural areas (parents: p<0.001; children: p=0.009), being a mother (p=0.046), high or low education level (p=0.031), a no premedicated child (p=0.007), and high baseline parental anxiety (p=0.003). Previous hospitalization (p=0.019), high situational parental anxiety (p<0.001), no premedication (p=0.014), and being the only child in the family (p=0.045) are found to be the main determinants of preoperative anxiety control in children. Conclusions. This study identifies possible risk factors of preoperative anxiety in parents and their children, which are high parental anxiety, child’s age, no premedication, being the only child in the family, living in rural areas, education level, and previous hospitalization.

1 July 2019 in Journal of Pediatric Surgery
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Journal Article
Closed access
ΓΒΓεώργιος Βάος
Γεώργιος Βάος
ADAnastasia Dimopoulou
Anastasia Dimopoulou
EGEleana Gkioka
Eleana Gkioka
NZNick Zavras
Nick Zavras

27 April 2020 in World Journal of Gastrointestinal Surgery
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Journal Article
Open access
NZNick Zavras
Nick Zavras
ΓΒΓεώργιος Βάος
Γεώργιος Βάος
Management of complicated acute appendicitis in children: Still an existing controversy

1 January 2017 in World Journal of Methodology
Verified
Journal Article
Open access
ΓΒΓεώργιος Βάος
Γεώργιος Βάος
NZNick Zavras
Nick Zavras
Antioxidants in experimental ischemia-reperfusion injury of the testis: Where are we heading towards?

Verified
Journal Article
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NZNikolaos Zavras
Nikolaos Zavras
NVNatalia Vaou
Natalia Vaou
SZSofia Zouganeli
Sofia Zouganeli
AREZINA N KASTIAREZINA N KASTI
AREZINA N KASTI
DPDimitrios Papakonstantinou
Dimitrios Papakonstantinou
ΓΒΓεώργιος Βάος
Γεώργιος Βάος
Today, the prevalence of obesity in the pediatric population has increased dramatically. Acute appendicitis (AA) is the most common surgical condition among pediatric patients. We aimed to investigate the impact of obesity on postoperative outcomes in terms of operative time (OT), length of stay (LOS), surgical site infection (SSI), overall complications, adverse events, and mortality in children undergoing appendectomy for acute appendicitis. An extensive search of the literature in PubMed and Google Scholar was conducted to evaluate the outcomes of normal weight (NW), overweight (OW), and obese (OB) children who underwent appendectomy. Although no statistically significant differences were noted in perioperative outcomes and overall postoperative complications between OW/OB and NW children in the majority of the included studies, prolonged OT and LOS and SSI were found in some studies. Moreover, no differences in terms of readmissions and ED visits were recorded. We conclude that the impact of obesity on postoperative outcomes for children undergoing appendectomy for AA is unclear, and, therefore, no safe conclusions can be drawn with the currently available data. Due to the lack of high-quality studies, further research is required to optimize the surgical approach and prevent unwarranted complications.

29 September 2016 in Case Reports in Surgery
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Journal Article
Open access
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NZNick Zavras
Nick Zavras
KTKonstantinos Tsilikas
Konstantinos Tsilikas
ΓΒΓεώργιος Βάος
Γεώργιος Βάος
Chronic intussusception is a relatively uncommon disease most commonly observed in older children. Waugh’s syndrome represents a rare entity characterized by intestinal malrotation and acute intussusception. We report a very unusual case of intestinal malrotation associated with chronic intussusception. Clinical presentation, radiological findings, and managing of this association are discussed in the light of the available literature.