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Serum cholesterol in bulimia nervosa
1Department of Psychiatry, Weill Medical College of Cornell University, New York, New York, USA.
The International Journal of Eating Disorders
|December 18, 2001
Summary
Women with bulimia nervosa (BN) have higher serum cholesterol levels compared to controls. This study also found lower thyroid hormone levels in BN patients, though cholesterol and thyroid function were not correlated.
Area of Science:
- Endocrinology
- Nutritional Psychiatry
- Eating Disorders
Background:
- Bulimia nervosa (BN) is an eating disorder characterized by binge eating and purging behaviors.
- Previous research suggests a potential link between BN and altered lipid metabolism.
Purpose of the Study:
- To replicate and extend findings on elevated serum cholesterol in women with bulimia nervosa.
- To investigate associations between cholesterol and other clinical/serum markers in BN.
Main Methods:
- Retrospective chart review of 119 women with BN and 42 female controls.
- Collected data included clinical characteristics, nonfasting cholesterol, and thyroid indices.
Main Results:
- No significant differences in age or BMI between groups.
- Patients with BN had significantly higher mean serum cholesterol (194 mg/dl) than controls (176 mg/dl).
- BN patients showed significantly lower mean calculated free T4 levels compared to controls.
Conclusions:
- Serum cholesterol levels are elevated in individuals with bulimia nervosa.
- The underlying mechanisms and clinical implications of this cholesterol elevation remain unclear.
- Thyroid hormone levels may also be affected in BN, but without a direct correlation to cholesterol.