Raşit Tükel

Summary

Affiliation: Istanbul University
Country: Turkey

Publications

  1. ncbi Comparison of clinical characteristics in trichotillomania and obsessive-compulsive disorder
    R Tükel
    Department of Psychiatry, Istanbul Faculty of Medicine, Istanbul University, Turkey
    J Anxiety Disord 15:433-41. 2001
  2. ncbi Prolactin response to TRH in patients with panic disorder
    R Tükel
    Department of Psychiatry, Istanbul Faculty of Medicine, Istanbul University, Turkey
    Psychiatry Res 95:75-81. 2000
  3. ncbi Comparison of clinical characteristics in episodic and chronic obsessive-compulsive disorder
    Raşit Tükel
    Istanbul Faculty of Medicine, Department of Psychiatry, Istanbul University, Istanbul, Turkey
    Depress Anxiety 24:251-5. 2007
  4. ncbi Clinical predictors of response to pharmacotherapy with selective serotonin reuptake inhibitors in obsessive-compulsive disorder
    Raşit Tükel
    Department of Psychiatry, Istanbul Faculty of Medicine, Istanbul University, Istanbul, Turkey
    Psychiatry Clin Neurosci 60:404-9. 2006
  5. ncbi The clinical impact of mood disorder comorbidity on obsessive-compulsive disorder
    Raşit Tükel
    Istanbul Faculty of Medicine, Department of Psychiatry, Istanbul University, Capa Istanbul, Turkey
    Eur Arch Psychiatry Clin Neurosci 256:240-5. 2006
  6. ncbi Influence of age of onset on clinical features in obsessive-compulsive disorder
    Raşit Tükel
    Istanbul University, Istanbul Faculty of Medicine, Department of Psychiatry, Istanbul, Turkey
    Depress Anxiety 21:112-7. 2005
  7. doi Impact of obsessive-compulsive disorder comorbidity on the sociodemographic and clinical features of patients with bipolar disorder
    Ahmet Koyuncu
    Department of Psychiatry, Bati Bahat Hospital, Istanbul, Turkey
    Compr Psychiatry 51:293-7. 2010
  8. ncbi Clinical characteristics in obsessive-compulsive disorder with schizophrenia
    Ozay Ozdemir
    Istanbul Faculty of Medicine, Department of Psychiatry, Istanbul University, Turkey
    Compr Psychiatry 44:311-6. 2003
  9. ncbi Audiovestibular functioning in patients with panic disorder
    Alper Tecer
    Department of Psychiatry, Istanbul Faculty of Medicine, Istanbul University, Capa, Turkey
    J Psychosom Res 57:177-82. 2004
  10. ncbi Comorbid conditions in obsessive-compulsive disorder
    Raşit Tükel
    Department of Psychiatry, Istanbul University, Turkey
    Compr Psychiatry 43:204-9. 2002

Collaborators

Detail Information

Publications32

  1. ncbi Comparison of clinical characteristics in trichotillomania and obsessive-compulsive disorder
    R Tükel
    Department of Psychiatry, Istanbul Faculty of Medicine, Istanbul University, Turkey
    J Anxiety Disord 15:433-41. 2001
    ..We found significantly higher incidence of anxiety and depressive disorders, and Axis II personality disorders for OCD patients. These findings are discussed in the view of results from earlier reports...
  2. ncbi Prolactin response to TRH in patients with panic disorder
    R Tükel
    Department of Psychiatry, Istanbul Faculty of Medicine, Istanbul University, Turkey
    Psychiatry Res 95:75-81. 2000
    ..When only women were evaluated, the findings indicate that women with PD tend to show excessive prolactin responses to TRH. The findings are discussed in view of findings from earlier reports...
  3. ncbi Comparison of clinical characteristics in episodic and chronic obsessive-compulsive disorder
    Raşit Tükel
    Istanbul Faculty of Medicine, Department of Psychiatry, Istanbul University, Istanbul, Turkey
    Depress Anxiety 24:251-5. 2007
    ..The evidence of such a relationship, which needs to be confirmed in a larger sample, might expand the scope of the clinical assessment and therapy of this subgroup of OCD...
  4. ncbi Clinical predictors of response to pharmacotherapy with selective serotonin reuptake inhibitors in obsessive-compulsive disorder
    Raşit Tükel
    Department of Psychiatry, Istanbul Faculty of Medicine, Istanbul University, Istanbul, Turkey
    Psychiatry Clin Neurosci 60:404-9. 2006
    ..The higher levels of disability at the beginning of treatment in patients with OCD are associated with a poorer response to SSRI...
  5. ncbi The clinical impact of mood disorder comorbidity on obsessive-compulsive disorder
    Raşit Tükel
    Istanbul Faculty of Medicine, Department of Psychiatry, Istanbul University, Capa Istanbul, Turkey
    Eur Arch Psychiatry Clin Neurosci 256:240-5. 2006
    ..On the other hand, bipolar disorder comorbidity may constitute a subgroup which is characterized by a higher rate of episodic course and better insight...
  6. ncbi Influence of age of onset on clinical features in obsessive-compulsive disorder
    Raşit Tükel
    Istanbul University, Istanbul Faculty of Medicine, Department of Psychiatry, Istanbul, Turkey
    Depress Anxiety 21:112-7. 2005
    ..Further studies are needed to investigate the differences between early-onset and late-onset OCD groups to examine the hypothesis that early-onset OCD is a distinct subtype of the disorder...
  7. doi Impact of obsessive-compulsive disorder comorbidity on the sociodemographic and clinical features of patients with bipolar disorder
    Ahmet Koyuncu
    Department of Psychiatry, Bati Bahat Hospital, Istanbul, Turkey
    Compr Psychiatry 51:293-7. 2010
    ..In this study, our aim is to determine the prevalence rates of obsessive-compulsive disorder (OCD) comorbidity and to assess the impact of OCD comorbidity on the sociodemographic and clinical features of patients with bipolar disorder (BD)...
  8. ncbi Clinical characteristics in obsessive-compulsive disorder with schizophrenia
    Ozay Ozdemir
    Istanbul Faculty of Medicine, Department of Psychiatry, Istanbul University, Turkey
    Compr Psychiatry 44:311-6. 2003
    ..Our findings suggest that the characteristics of obsessive-compulsive symptoms in schizophrenic OCD patients are similar to those in nonschizophrenic OCD patients...
  9. ncbi Audiovestibular functioning in patients with panic disorder
    Alper Tecer
    Department of Psychiatry, Istanbul Faculty of Medicine, Istanbul University, Capa, Turkey
    J Psychosom Res 57:177-82. 2004
    ..The objective of this study was to investigate audiovestibular function in patients with panic disorder and healthy subjects by using vestibular and audiologic tests...
  10. ncbi Comorbid conditions in obsessive-compulsive disorder
    Raşit Tükel
    Department of Psychiatry, Istanbul University, Turkey
    Compr Psychiatry 43:204-9. 2002
    ..The fact that comorbid conditions raise not only anxiety and depression levels, but also the severity of obsessions and compulsions, is noteworthy...
  11. ncbi Gender-related differences among Turkish patients with obsessive-compulsive disorder
    Raşit Tükel
    Department of Psychiatry, Istanbul Faculty of Medicine, Istanbul University, Turley
    Compr Psychiatry 45:362-6. 2004
    ..Considering our results in combination with those of other studies, similarities rather than differences in gender-related sociodemographic and clinical characteristics of OCD patients across different populations seem to be present...
  12. doi Attention deficit and hyperactivity in social anxiety disorder: relationship with trauma history and impulsivity
    Ahmet Koyuncu
    Academy Social Phobia Center, Atatürk Mah İkitelli Cad No 126 A, Daire 6 Küçükçekmece, Istanbul, Turkey
    Atten Defic Hyperact Disord 8:95-100. 2016
    ..Patients with SAD should be assessed carefully whether they have ADHD, especially when their SAD symptoms are severe, when they have a history of traumatic experiences or problems with impulse control. ..
  13. doi Predominantly Inattentive Type of ADHD is Associated With Social Anxiety Disorder
    Ahmet Koyuncu
    Bahat Group Hospitals, Istanbul, Turkey
    J Atten Disord 19:856-64. 2015
    ..The aim of this study was to determine the frequency of childhood ADHD comorbidity in patients with social anxiety disorder (SAD), and the influence of this comorbidity on various demographic and clinical variables in SAD...
  14. ncbi Age of onset in social anxiety disorder: Relation to clinical variables and major depression comorbidity
    Ahmet Koyuncu
    Psychiatry Department, Istanbul Faculty of Medicine, Istanbul University, Capa, Fatih, Istanbul, Turkey E mail
    Ann Clin Psychiatry 27:84-9. 2015
    ..The aim of this study was to determine the rates of early- and late-onset social anxiety disorder (SAD) and to investigate the effects of onset time on clinical characteristics and the course of SAD...
  15. doi The role of the brain-derived neurotrophic factor SNP rs2883187 in the phenotypic expression of obsessive-compulsive disorder
    Raşit Tükel
    Istanbul University, Istanbul Faculty of Medicine, Department of Psychiatry, Istanbul, Turkey Electronic address
    J Clin Neurosci 21:790-3. 2014
    ..Further investigation based on larger populations is needed to reveal the full association of the BDNF polymorphism with OCD...
  16. doi Serotonin transporter promoter polymorphism is associated with executive function impairments in patients with obsessive compulsive disorder
    Raşit Tükel
    a Department of Psychiatry, Istanbul University Istanbul Faculty of Medicine, Istanbul, Turkey
    Clin Neuropsychol 30:536-46. 2016
    ..In the present study, we investigate the association between the 5-HTTLPR polymorphism and executive functions in a sample of patients with obsessive compulsive disorder (OCD)...
  17. ncbi Clinical Effects of ADHD Subtypes in Patients With Social Anxiety Disorder
    Ahmet Koyuncu
    Academy Social Phobia Center, Istanbul, Turkey
    J Atten Disord . 2015
    ..Our aim in this study is to evaluate the impacts of inattentive and combined types of childhood ADHD (ADHD-I, ADHD-C) in patients with social anxiety disorder (SAD)...
  18. doi Proton Magnetic Resonance Spectroscopy in Social Anxiety Disorder
    Raşit Tükel
    From the Dept of Psychiatry, Istanbul University Istanbul Faculty of Medicine, Istanbul, Turkey RT, The Dept of Radiology, Neuroradiology Division, Istanbul University Istanbul Faculty of Medicine, Istanbul, Turkey KA, McLean Hospital, Belmont, MA and Harvard Medical School, Boston, MA CY, the Dept of Psychiatry, Istanbul University Istanbul Faculty of Medicine, Istanbul, Turkey EE
    J Neuropsychiatry Clin Neurosci 28:138-42. 2016
    ..Our results support the significance and biochemical involvement of the anterior cingulate and insula in the pathophysiology of SAD. ..
  19. ncbi Predictors of early or late treatment seeking in patients with social anxiety disorder
    Erhan Ertekin
    Psychiatry Department, Istanbul Faculty of Medicine, Istanbul University, Capa, Fatih, Istanbul, Turkey E mail
    Ann Clin Psychiatry 27:236-41. 2015
    ..The aim of this study was to determine the predictors of early and late treatment seeking in patients with SAD...
  20. doi Gray matter abnormalities in patients with social anxiety disorder: A voxel-based morphometry study
    Raşit Tükel
    Department of Psychiatry, Istanbul University, Istanbul Faculty of Medicine, Istanbul, Turkey Electronic address
    Psychiatry Res 234:106-12. 2015
    ....
  21. ncbi Evaluation of regional cerebral blood flow changes in panic disorder with Tc99m-HMPAO SPECT
    Ibrahim Eren
    Department of Psychiatry, Istanbul Faculty of Medicine, Istanbul University, Istanbul 34390, Turkey
    Psychiatry Res 123:135-43. 2003
    ..Activation of the amygdala, increased CBF in the frontal region, or hyperactivation of the locus ceruleus seen in panic disorder may explain the decrease in the rCBF in the inferior frontal region...
  22. doi Brain-derived neurotrophic factor gene Val66Met polymorphism and cognitive function in obsessive-compulsive disorder
    Raşit Tükel
    Istanbul Faculty of Medicine, Department of Psychiatry, Istanbul University, Istanbul, Turkey
    Am J Med Genet B Neuropsychiatr Genet 159:850-8. 2012
    ..However, the presence of a BDNF Met allele, which is a known attenuator of BDNF activity, may be associated with a poorer executive functioning in OCD...
  23. doi Decreased IFN-γ and IL-12 levels in panic disorder
    Raşit Tükel
    Istanbul Faculty of Medicine, Department of Psychiatry, Istanbul University, Capa, Istanbul, Turkey
    J Psychosom Res 73:63-7. 2012
    ..The aim of this study is to assess the measures of proinflammatory cytokines in patients with panic disorder in comparison with the healthy subjects...
  24. doi Obsessive compulsive disorder and symptoms may have different effects on schizophrenia
    Alp Ucok
    Istanbul University Istanbul Faculty of Medicine, Department of Psychiatry, Turkey
    Prog Neuropsychopharmacol Biol Psychiatry 35:429-33. 2011
    ..01) in the OCS group than in the OCD group. We found more OCS in patients using atypical antipsychotics (p=0.03). Our findings suggest that OCD and OCS might have different effects on schizophrenia...
  25. doi 1H-magnetic resonance spectroscopy in obsessive-compulsive disorder: effects of 12 weeks of sertraline treatment on brain metabolites
    Raşit Tükel
    Department of Psychiatry, Istanbul Faculty of Medicine, Istanbul University, Capa, 34390, Istanbul, Turkey
    Eur Arch Psychiatry Clin Neurosci 265:219-26. 2015
    ..Our results suggest that reductions in NAA can be reversed with SSRI treatment, which may indicate an improvement in neuronal integrity. ..
  26. doi Relationship between atypical depression and social anxiety disorder
    Ahmet Koyuncu
    Bahat Group Hospitals, Psychiatry Unit, Istanbul, Turkey
    Psychiatry Res 225:79-84. 2015
    ..Our results indicate that the presence of atypical depression is associated with more severe symptoms and more impairment in functioning in patients with SAD. ..
  27. doi N2 and P3 potentials in early-onset and late-onset patients with obsessive-compulsive disorder
    Yasemin Keskin-Ergen
    Department of Physiology, Istanbul Faculty of Medicine, Istanbul University, Istanbul, Turkey
    Depress Anxiety 31:997-1006. 2014
    ..Our objective was to evaluate cognitive control processes with event-related potentials in early-onset OCD (EO) and late-onset OCD (LO), which are suggested to have distinct characteristics...
  28. ncbi Comparison of clinical characteristics in good and poor insight obsessive-compulsive disorder
    Nuray Türksoy
    Bakirkoy State Hospital for Psychiatric and Neurological Diseases, Istanbul, Turkey
    J Anxiety Disord 16:413-23. 2002
    ..HRSA, HRSD, and STAI-state scores had weak to moderate but significant correlations with insight as defined by the item 11 of Y-BOCS. Findings are discussed in view of previous reports...
  29. doi Development of social anxiety disorder secondary to attention deficit/hyperactivity disorder (the developmental hypothesis)
    Ahmet Koyuncu
    Academy Social Phobia Center, Istanbul, Turkey
    Early Interv Psychiatry . 2016
    ..Finally, performative social situations become extremely stimulating for them and may trigger anxiety/panic attacks. If this hypothesis is proven, treatment of 'patients with SAD secondary to ADHD' should focus on the primary disease...
  30. doi Proton magnetic resonance spectroscopy in obsessive-compulsive disorder: evidence for reduced neuronal integrity in the anterior cingulate
    Raşit Tükel
    Department of Psychiatry, Istanbul University Istanbul Faculty of Medicine, Istanbul, Turkey Electronic address
    Psychiatry Res 224:275-80. 2014
    ..Our results support the significance and biochemical involvement of the anterior cingulate cortex (ACC) in the pathophysiology of OCD. ..
  31. doi Obsessive compulsive symptoms are related to lower quality of life in patients with Schizophrenia
    Alp Ucok
    Department of Psychiatry, Faculty of Medicine, Istanbul University, Istanbul, Turkey
    Int J Psychiatry Clin Pract 18:243-7. 2014
    ....
  32. doi Neuropsychological function in obsessive-compulsive disorder
    Raşit Tükel
    Department of Psychiatry, Istanbul Faculty of Medicine, Istanbul University, Capa, Istanbul, Turkey
    Compr Psychiatry 53:167-75. 2012
    ..A closer scrutiny of these results suggests that the OCD group has difficulty in using an effective learning strategy that might be partly explained by their insufficient mental flexibility and somewhat poor planning abilities...