Publications by authors named "Tumer Turkbay"

Objectives: Carbon monoxide (CO) poisoning is a worldwide health problem. We have limited information regarding psychological adversities of CO poisoning in children and adolescents. The aim of this study was (1) to investigate the effects of severe CO poisoning on cognitive functions, mood, and behaviors in children and adolescents and (2) to identify factors related to occurrence of neuropsychological symptoms.

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Introduction: This study was designed to evaluate the effectiveness of the "I Can Problem Solve" (ICPS) program on behavioral and emotional problems in children with attention deficit hyperactivity disorder (ADHD).

Methods: The subjects were 33 children with ADHD aged between 6 to 11 years. The study used a pre- and post-test quasi-experimental design with one group.

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Introduction: This study examined the prevalence of the use of different complementary and alternative medicine (CAM) strategies, families' attitudes and belief systems about the use of these strategies, and the economic burden of these strategies placed on family income in families of children with autism spectrum disorders (ASD).

Method: A questionnaire survey concerning the use of CAM in children with ASD was administered to parents in the five different geographic locations in Turkey.

Result: Of the 172 respondents, 56% had used at least one CAM therapy.

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Objective: The purpose of this study was to identify sources of stress and to evaluate stress levels among Turkish dental students and also to investigate the role of year of study and gender on perceived stressors.

Methods: This study included 308 dental students. Dental Environment Stress (DES) questionnaire, Beck Depression Inventory (BDI) and Spielberger State Trait Anxiety Inventory (STAI) were used to collect data.

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Objective: Attention-deficit hyperactivity disorder (ADHD) is characterized by deficits and impairment in various components of visual attention. Methylphenidate (MPH) is the most commonly prescribed treatment for children with ADHD. The purpose of this study was to examine the effects of MPH on visual selective attention, sustained attention, and visual spatial attention in children with ADHD.

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Functional enuresis is defined as repeated voiding of urine into bed or clothes in children after 5 years of age following the exclusion of major somatic diseases. Autonomic nervous system dysregulation has been proposed as a pathophysiologic mechanism in the etiopathogenesis. The objective of this study was to evaluate autonomic nervous system functions with pupil diameter measurement in enuretic children.

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Background And Objective: Dissociative experiences are widespread among patients with panic disorder and have a negative impact on cognitive-behavioural therapy. In this study we aimed to investigate whether or not dissociative experiences affect response to drug treatment for panic disorder.

Methods: Thirty-five patients, 20 women and 15 men, with a mean age of 35.

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Among childhood psychiatric disorders, attention deficit hyperactivity disorder (ADHD) is of greatest interest to practitioners. Methylphenidate (MPH) is a drug that is widely used in the treatment of children in whom ADHD has been diagnosed. Although this treatment has been used for years, its effects on the heart remain the subject of debate.

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This study investigated the prevalence of substance use disorders (SUDs) and "substance of choice" in 500 male Turkish psychiatric outpatients manifesting a DSM-IV diagnosed antisocial personality disorder (APD) and a SUD diagnoses (the Structured Clinical Interview for DSM-IV). Lifetime SUDs were diagnosed in 86% of APD subjects. Alcohol, cannabis, and inhalant use disorders were the most frequent among substance use, 75.

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Phagophobia is a form of psychogenic dysphagia. Although it is characterized by a fear and avoidance of swallowing food, fluids, or pills, physical examination and laboratory findings are normal. Here, we present a case of phagophobia, who at 13 years of age was brought to our hospital by his family because of his fear and avoidance of swallowing food and loss of weight.

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The inhalation of a wide range of organic solvents has become popular among young adults. Toluene is one of the most commonly used solvents in industry; it is easily available and convenient to use. Many toxicologic effects on biological systems secondary to deliberate inhalation of toluene have been reported, but investigations on adverse effects associated with bone morbidity is limited.

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In enuretic children there is a significantly higher incidence of fine and gross motor clumsiness, delayed developmental milestones, slower and poor linear growth, and these patients are shorter than normal children. Skeletal maturation of enuretic children has been determined with bone age in only two studies before, but to our knowledge bone mineral content of enuretic children has not previously been determined by bone mineral density measurement. Bone mineral density was measured by the dual-energy x-ray absorptiometry method in children with nocturnal enuresis and compared with that of a control group to detect whether there were any delay in bone development and any decrease in bone mass.

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The aim of this study was to investigate blood levels of lead (Pb) among adolescents with glue sniffing in Turkey. Blood Pb levels were measured in 30 adolescent glue sniffers by atomic absorption spectrophotometry and compared with those of the 30 healthy adolescents. The Pb contents of various glue preparations marketed in Turkey and used by the abusers were also measured.

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Glue and thinner sniffing is a serious medical problem since the volatile constituents of these substances can lead to severe damage to bone marrow, liver, kidney, brain, and heart. The exact mechanisms responsible for tissue and organ damage in children with inhalant abuse have not yet been determined. In this study, we aimed to determine the levels of antioxidant enzymes and malondialdehyde in children with inhalant abuse.

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Although acute and chronic toxic effects of inhalant (glue) abuse have been well demonstrated on many organ systems, the effects on the skeletal system and bone mineral content of young people with this addiction have, to our knowledge, not yet been investigated by bone mineral density measurement. In the present study bone mineral density was measured by the dual-energy X-ray absorptiometry method in 25 children and adolescents with inhalant abuse and compared with that of a control group (n=30) to detect whether there was any delay in bone development or any decrease in bone mass. Chronological age, height and weight, serum calcium, phosphorus and alkaline phosphatase levels of the study group were not significantly different from those of the control group (p>0.

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Background: Despite the fact that primary nocturnal enuresis (PNE) is self-limited and pathologically benign, the emotional stress and inconvenience that it produces, warrants treatment. Imipramine is one of the widely used drugs in PNE treatment. Although some mutagenic effects were suggested in imipramine administration, this toxicity has never been investigated in enuretic patients.

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Plasma and erythrocyte levels of selenium (Se) and zinc (Zn) have not been investigated in volatile (inhalant) substance abusers previously, although changes in the activities of antioxidant enzymes resulting from oxidative damage caused by various constituents of volatile substances have been shown in a few animal and human studies. Concentrations of these two elements in erythrocytes and plasma of 37 adolescents with inhalant abuse were measured by atomic absorption spectrophotometry and compared with those of 37 age-matched healthy controls. Erythrocyte and plasma levels of Se and plasma level of Zn were significantly lower in the study group when compared to the control group.

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