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Dive into the research topics where Gonca Gül Çelik is active.

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Featured researches published by Gonca Gül Çelik.


Cyberpsychology, Behavior, and Social Networking | 2008

Internet use among Turkish adolescents.

Aysegul Yolga Tahiroglu; Gonca Gül Çelik; Mehtap Uzel; Neslihan Ozcan; Ayse Avci

The aim of this study was to investigate Internet use habits and problematic Internet use (PIU) in Turkish adolescents. Participants were 3,975 undergraduate students, 7.6% of whom used the Internet for more than 12 hours weekly. The Online Cognition Scale (OCS) was used. The most common purpose for using the Internet was playing games, followed by general information search. Female users mostly preferred searching for general information; male users preferred playing games (p < 0.001, gamma = 995.205). The most preferred type of game was violent games. While preference for strategy and fantasy role-play (FRP) games increased with age, preference for other games decreased (p < 0.0001, gamma = 283.767). Participants who used the Internet mostly for general information searches and school-related searches had lower OCS scores (p < 0.0001). The highest OCS scores were related to violent games, followed by FRP, strategy, and sports and motor racing games. Computers and the Internet are useful, important inventions, but like other inventions, if used improperly, they may be harmful. Risk of harm raises concerns about who should use the Internet and computers, and where, when, and why the Internet and computers should be used.


Journal of Attention Disorders | 2010

Short-Term Effects of Playing Computer Games on Attention

Aysegul Yolga Tahiroglu; Gonca Gül Çelik; Ayse Avci; Gulsah Seydaoglu; Mehtap Uzel; Handan Altunbas

Objective: The main aim of the present study is to investigate the short-term cognitive effects of computer games in children with different psychiatric disorders and normal controls. Method: One hundred one children are recruited for the study (aged between 9 and 12 years). All participants played a motor-racing game on the computer for 1 hour. The TBAG form of the Stroop task was administered to all participants twice, before playing and immediately after playing the game. Results: Participants with improved posttest scores, compared to their pretest scores, used the computer on average 0.67 ± 1.1 hr/day, while the average administered was measured at 1.6 ± 1.4 hr/day and 1.3 ± 0.9 hr/day computer use for participants with worse or unaltered scores, respectively. According to the regression model, male gender, younger ages, duration of daily computer use, and ADHD inattention type were found to be independent risk factors for worsened posttest scores. Conclusion: Time spent playing computer games can exert a short-term effect on attention as measured by the Stroop test. (J. of Att. Dis. 2010; 13(6) 668-676)


Journal of Pediatric Endocrinology and Metabolism | 2016

Effects of methylphenidate on appetite and growth in children diagnosed with attention deficit and hyperactivity disorder.

Fatih Gurbuz; Berrak Bilginer Gurbuz; Gonca Gül Çelik; Veli Yıldırım; Seyit Ahmet Ucakturk; Gulsah Seydaoglu; Eda Mengen Ucakturk; Ali Kemal Topaloglu; Bilgin Yuksel

Abstract The purpose of this study was to determine the levels of leptin, ghrelin, and nesfatin-1 to elucidate the causes of poor appetite and growth retardation in patients receiving methylphenidate therapy for attention deficit hyperactivity disorder. The study was performed on 89 male subjects; 48 patients and 41 healthy controls, aged 7–14 years. Following treatment, patients’ leptin levels increased and ghrelin levels decreased while no significant change was found in nesfatin-1 levels. Of the 48 patients, 34 developed lack of appetite. In patients who developed lack of appetite, body weight SDS, body mass index (BMI), and BMI SDS were statistically significantly reduced; moreover, height SDS was reduced, though not to a statistically significant extent. This study attempted to elucidate the mechanisms that mediate the association between methylphenidate and appetite and growth, for which no studies have yet to be published.


Journal of Child and Adolescent Psychopharmacology | 2013

Periodic fever and hyperimmunoglobulin D syndrome in a boy with pediatric autoimmune neuropsychiatric disorders associated with group A β-Hemolytic streptococcus.

Perihan Cam Ray; Didem Arslan Tas; Gonca Gül Çelik; Aysegul Yolga Tahiroglu; Ayse Avci; Eren Erken

The importance of the immune system in pediatric psychiatric disorders has been known since the 1990s. Swedo et al. (1998) have reported that obsessive-compulsive disorder (OCD), tics, and other neuropsychiatric symptoms, such as separation anxiety, irritability, hyperactivity, and attention and concentration deficits, are usually triggered by infections, and have reported a phenomenon known as pediatric autoimmune neuropsychiatric disorders associated with streptococcal infections (PANDAS). The diagnostic criteria for PANDAS are as follows: 1) Presence of a tic disorder or OCD; 2) onset by puberty (usually at 3–12 years of age); 3) abrupt symptom onset or episodic course of symptom severity; 4) temporal association between symptom exacerbation and streptococcal infections; and 5) presence of neurologic abnormalities during periods of symptom exacerbation (Swedo et al. 1998). To the best of our knowledge, there is no reported case or controlled study describing the psychiatric signs or symptoms accompanying hyperimmunoglobulin D syndrome (HIDS). HIDS is among the periodic fever syndromes that are genetically inherited and share some common features, including recurrent fever, inflammation of serosal membranes, musculoskeletal involvement, skin rashes, and amyloidosis. HIDS was originally described in patients of Dutch ancestry by van der Meer et al. (1984). HIDS is characterized by sustained high fever, lymphadenopathy, abdominal pain, arthritis, and skin rashes; episode duration is from 4 to 8 weeks. HIDS is caused by mutations in the gene that encodes mevalonate kinase (MVK), an enzyme involved in the isoprenoid and cholesterol biosynthesis pathway. The four most prevalent mutations of MVK (V377I, I268T, H20P/N, and P167L) account for 71.5% of the known mutations (van der Hilst et al. 2008; Steichen et al. 2009). The differential diagnosis of HIDS is broad and includes familial mediterranean fever (FMF), tumor necrosis factor receptor associated periodic syndrome (TRAPS), periodic fever adenitis pharyngitis aphthous ulcer (PFAPA), adult-onset Still’s disease, juvenile idiopathic arthritis, rheumatic fever, and Behçet’s disease (Long 2005; Steichen et.al. 2009). Although MVK gene mutations have been suggested to be the genetic defect responsible for the etiopathogenesis of HIDS, they were not observed in a substantial proportion of those with the disease; therefore, the pathophysiology of the disease remains unclear. More than 66% of HIDS patients present to physicians within the first year of life. An earlier study of ours suggested later onset of the HIDS (Tas et al. 2012). Episodic attacks of fever (lasting 3–7 day) are generally accompanied by chills, cervical lymphadenopathy, abdominal pain, and vomiting or diarrhea. Patients may also present with headache, arthralgia or arthritis, aphthous ulceration, rash, and splenomegaly (van Der Hilst et al. 2008). Attacks may be precipitated by vaccination, viral infection, trauma, and stress (Drenth et al.1994). Laboratory test results generally show the presence of characteristic abnormalities such as an Immunoglobulin D (IgD) level >100 kU/L, and some patients also have an elevated immunoglobulin A level. We report a case with concurrent HIDS and OCD comorbid with attention-deficit/hyperactivity disorder (ADHD) combined type, speech disorder (stuttering), and Tourette’s disorder (TD).


Journal of Child Sexual Abuse | 2012

Sexual Abuse in a Classroom of Ten Male Students: A Group Victimization

Gonca Gül Çelik; Aysegul Yolga Tahiroglu; Ayse Avci; Necmi Çekin; Nurdan Evliyaoğlu; Belgin Yoruldu

The term “professional perpetrator” is used to describe individuals who commit sexual abuse in the capacity of a position of trust such as a teacher, household member, or employer. There is an increasing body of evidence focusing on educator sexual abuse in the school environment. However, data are limited about this topic. The aim of this paper is to present the rare occurrence of the case of a male teacher in Turkey who sexually abused his students in an elementary school. Although it is unknown which populations are most vulnerable to sexual abuse, in Turkey we think that the indigenous population is at risk. Abuse cases are not logged into the criminal justice system because the majority of abuse allegations are ignored or disbelieved by families.


Pediatrics International | 2016

Vitamin D insufficiency in a boy with obsessive-compulsive disorder

Gonca Gül Çelik; Didem Arslan Tas; Dilek Varmiş; Aysegul Yolga Tahiroglu; Ayse Avci

Vitamin D deficiency not only causes low bone mass but also may lead to neuropsychiatric disorders. In the present case, vitamin D supplementation reduced obsessive–compulsive disorder (OCD) symptoms associated with streptococcal infection in a 7‐year‐old boy. Sudden onset of symptoms, including excessive hand washing and fear of touching anything, had occurred 1 month before presentation. Although there are few studies on a possible causal relationship between vitamin D and neuropsychiatric disorders, the present report; together with previous data, suggest an etiological role of vitamin D‐related immune processes.


Clinical psychopharmacology and neuroscience : the official scientific journal of the Korean College of Neuropsychopharmacology | 2011

Aripiprazole Improved Obsessive Compulsive Symptoms in Asperger's Disorder

Gonca Gül Çelik; Aysegul Yolga Tahiroglu; Sunay Firat; Ayse Avci

There are many comorbid disorders associated with autism spectrum disorders in child and adolescent population. Although obsessive compulsive disorder and autism spectrum disorders (ASD) comorbidity has common in clinical practice, there are few reports about psychopharmacological treatment for obsessive compulsive symptoms in children with ASD in the literacy. We report a successful treatment case with aripiprazole in Aspergers Disorder with obsessive compulsive symptoms. The Yale Brown Obsessive Compulsive Scale was performed to assess symptom variety. This case report supports the effectiveness of aripiprazole in treatment of obsessive compulsive symptoms in Aspergers Disorder or ASDs. Aripiprazole may be beneficial to obsessive compulsive disorder comorbid autism spectrum disorders in child and adolescent age group.


International Journal of Psychiatry in Medicine | 2016

Tibia stress fracture secondary to obsessive compulsive disorder

Gulen Guler; Meryem Ozlem Kutuk; Veli Yıldırım; Gonca Gül Çelik; Fevziye Toros; Abtullah Milcan

Obsessive compulsive disorder (OCD) is a chronic psychiatric disorder characterized by obsessions and compulsions. Early-onset OCD is one of the most common mental illnesses of children and adolescents, with a prevalence of 1% to 3%. It is related to worse lifespan symptoms and prognosis. Therefore, the treatment of OCD in children and adolescent has gained importance. If it is not treated successfully, the compulsive behaviors may cause extreme stress for children and their parents. Although minor complications of OCD are commonly observed, major complications are considerably rare due to the nature of compulsive behaviors. Apparently, loss of vision, autocastration, rectal prolapse are examples of major complications secondary to OCD. As far as we know, it is the first case of tibia stress fracture secondary to OCD. In the present case report, we will discuss tibia stress fracture developing secondary to compulsive behavior due to OCD.


Journal of Child Sexual Abuse | 2018

Recantation of Sexual Abuse Disclosure Among Child Victims: Accommodation Syndrome

Gonca Gül Çelik; Aysegul Yolga Tahiroglu; Belgin Yoruldu; Dilek Varmiş; Necmi Çekin; Ayse Avci; Nurdan Evliyaoğlu; Serhat Nasıroğlu

ABSTRACT Background: Disclosing the sexual abuse may be related on many individual and/or environmental factors in all age groups. The sociocultural context is the most influential factor of the disclosing process especially for those living in patriarchal cultural values. This study compares the impacts of sexual abuse and other sociodemographic variables between recanting and non-recanting victimized groups in Adana city from Turkey. Methods: The samples attending our department were divided into two groups: group 1 comprised victims who recanted their first abuse disclosure, and group 2 comprised victims who insisted on the veracity of their first report at further evaluations. The characteristics of the child, family, and abuser were compared between recanting victims and non-recanting victims by retrospective data. Results: Each group included 27 children, for a total of 54 subjects. All adverse social reactions after the sexual abuse, including keeping secrets and a repressive family attitude, were higher among group 1 victims than group 2 victims (p < 0.0001). Conclusions: Although they are victimized by protecting family integrity, victims may show a tendency to keep secrets and to not immediately disclose an abuse event.


Cukurova Medical Journal | 2018

Düşük doz haloperidol ile tedavi edilen yutma fobisi

ezgi eynallı gök; Gonca Gül Çelik; Aysegul Yolga Tahiroglu; Ayse Avci; Yorum Taş

Choking phobia is characterized by the extreme fear about swallowing and avoidance of eating, swallowing solids and/or liquids1. During childhood, vomiting and painful traumatic experiences can cause maladaptive eating behavior. These patients reject eating solid foods as a result of this they may lose weight 2. Here, we report a pediatric patient whose eating refusal occurred after death of her grandfather, and was treated successfully with haloperidol and behavioral intervention.

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