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Anorexia nervosa (AN) and bulimia nervosa (BN) are serious eating disorders (EDs) with significant morbidity and mortality. Genetic studies have shown associations between EDs and metabolic traits, and longitudinal studies indicate distinct weight trajectories in children who later develop AN or BN, suggesting early involvement of metabolic factors. Biological studies also reveal differences in immune and neurotrophic markers in individuals with EDs compared to controls. Intriguingly, metabolites measured in neonatal blood could serve as very early markers of ED risk, unconfounded by state or scar factors related to prolonged starvation.
Here the investigators propose to comprehensively analyze neonatal biomarkers (metabolic, immune, and neurotrophic), epidemiological factors, and genetics to understand ED risk and develop risk prediction models
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Anorexia nervosa | Diagnosed (life-time) with anorexia nervosa | ||
| Bulimia nervosa | Diagnosed (life-time) with bulimia nervosa | ||
| Controls | Never diagnosed with anorexia or bulimia nervosa |
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| Measure | Description | Time Frame |
|---|---|---|
| Metabolomic factors measured by mass-spectrometry | Metabolomic factors such as amino acids, sugars, lipids, and organic acids extracted from dried blood spots sampled at birth are measured by mass spectrometry | Sampled at birth (day 1) |
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Inclusion Criteria:
- in PKU-register with or withou life-time diagnosis of anorexia or bulimi nervosa
Exclusion Criteria:
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Population born from 1981 with/or with out diagnosis of anorexia or bulimia nervosa
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| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Karolinska Institutet | Stockholm | 17176 | Sweden |
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| ID | Term |
|---|---|
| D001068 | Feeding and Eating Disorders |
| ID | Term |
|---|---|
| D012817 | Signs and Symptoms, Digestive |
| D012816 | Signs and Symptoms |
| D013568 | Pathological Conditions, Signs and Symptoms |
| D001523 | Mental Disorders |
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