scholarly journals Orthorexia nervosa - a separate clinical entity, a part of eating disorder spectrum or another manifestation of obsessive-compulsive disorder?

2019 ◽  
Vol 53 (2) ◽  
pp. 371-382 ◽  
Author(s):  
Izabela Łucka ◽  
Dorota Janikowska-Hołoweńko ◽  
Patyk Domarecki ◽  
Teresa Plenikowska-Ślusarz ◽  
Małgorzata Domarecka
2014 ◽  
Vol 29 ◽  
pp. 1 ◽  
Author(s):  
M. Janas-Kozik ◽  
J. Zejda ◽  
M. Stochel ◽  
L. Jelonek ◽  
J. Hyrnik ◽  
...  

2020 ◽  
Author(s):  
Zeynep Yilmaz ◽  
Katherine Schaumberg ◽  
Matt Halvorsen ◽  
Erica L. Goodman ◽  
Leigh C. Brosof ◽  
...  

Clinical, epidemiological, and genetic findings support an overlap between eating disorders, obsessive-compulsive disorder (OCD), and anxiety symptoms. However, little research has examined the role of genetic factors in the expression of eating disorders and OCD/anxiety phenotypes. We examined whether the anorexia nervosa (AN), OCD, or AN/OCD transdiagnostic polygenic scores (PGS) predict eating disorders, OCD, and anxiety symptoms in a large population-based developmental cohort. Using summary statistics files from the Psychiatric Genomics Consortium Freeze 2 AN and Freeze 1 OCD GWAS, we first conducted an AN/OCD transdiagnostic GWAS meta-analysis and then calculated PGS for AN, OCD, and AN/OCD in participants from the Avon Longitudinal Study of Parents and Children with available genetic and phenotype data on eating disorder, OCD, and anxiety diagnoses and symptoms (sample size 3,212-5,369 per phenotype). We observed sex differences in the PGS prediction of eating disorder, OCD, and anxiety-related phenotypes, with AN genetic risk manifesting at an earlier age and playing a more prominent role in eating disorder phenotypes in boys than in girls. Compulsive exercise was the only phenotype predicted by all three PGS (e.g., PAN(boys)=0.0141 at age 14; POCD(girls)=0.0070 at age 16; PAN/OCD(all)=0.0297 at age 14). Our results suggest that earlier detection of eating disorder, OCD, and anxiety-related symptoms could be made possible by including measurement of genetic risk for these psychiatric conditions while being mindful of sex differences.


2015 ◽  
Vol 2015 ◽  
pp. 1-6 ◽  
Author(s):  
Himanshu Tyagi ◽  
Rupal Patel ◽  
Fabienne Rughooputh ◽  
Hannah Abrahams ◽  
Andrew J. Watson ◽  
...  

Objective. The purpose of this study was to compare the prevalence of comorbid eating disorders in Obsessive-Compulsive Disorder (OCD) and other common anxiety disorders.Method. 179 patients from the same geographical area with a diagnosis of OCD or an anxiety disorder were divided into two groups based on their primary diagnosis. The prevalence of a comorbid eating disorder was calculated in both groups.Results. There was no statistically significant difference in the prevalence of comorbid eating disorders between the OCD and other anxiety disorders group.Conclusions. These results suggest that the prevalence of comorbid eating disorders does not differ in anxiety disorders when compared with OCD. However, in both groups, it remains statistically higher than that of the general population.


2009 ◽  
Vol 17 (6) ◽  
pp. 444-447 ◽  
Author(s):  
Frederico Duarte Garcia ◽  
Emmanuelle Houy-Durand ◽  
Florence Thibaut ◽  
Pierre Dechelotte

Author(s):  
Anna Brytek-Matera ◽  
Susanna Pardini ◽  
Justyna Modrzejewska ◽  
Adriana Modrzejewska ◽  
Paulina Szymańska ◽  
...  

Abstract There is limited evidence of a link between Orthorexia Nervosa (ON) and Obsessive–Compulsive Disorder (OCD), and no definitive conclusions can be drawn. The interplay between socio-cultural context and ON has been poorly investigated as well. Therefore, the objectives of the present study were: (1) to investigate the differences in ON and OCD symptoms and (2) to assess the relationship between ON and OCD symptoms among university students. Six hundred and sixty-six university students participated in the present study: 286 from Poland and 320 from Italy. No age, gender and marital status differences were identified between two samples of university students. However, on average, Polish university students had a higher Body Mass Index than Italian ones. Our findings showed that Polish students present more problems related to obsessive symptomatology, core beliefs of OCD, perfectionism traits, and a major ON symptomatology than Italian ones. Also, Polish students with a higher level of ON exhibited higher levels of OCD symptoms and parental expectations/parental criticism. While Italian students with a higher level of ON showed higher levels of perfectionism features (organization and concern over mistakes). In general, correlations were low as confirmation of partial independence ON from OCD symptoms and core beliefs of OCD in both Polish and Italian university students. The present results highlight a need for further investigation of the correlates of ON across different cultural groups. Future research may screen individuals with ON to determine the comorbidity between ON and OCD symptomology to facilitate appropriate treatment choices. Level of evidence Level V, Opinions of respected authorities, based on descriptive studies, narrative reviews, clinical experience, or reports of expert committees.


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