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Measured weight loss and the dexamethasone suppression test
S H Kennedy1, P E Garfinkel, S Stokl
1Department of Psychiatry, University of Toronto, Ontario.
Canadian Journal of Psychiatry. Revue Canadienne De Psychiatrie
|October 1, 1989
Summary
Major depression patients showed weight significantly related to dexamethasone suppression test (DST) nonsuppression. Weight changes between tests did not affect DST status in this study.
Area of Science:
- Neuroscience
- Psychiatry
- Endocrinology
Background:
- The dexamethasone suppression test (DST) is a biological marker used in diagnosing major depressive disorder.
- Weight fluctuations can potentially influence physiological markers, including stress hormone regulation.
Purpose of the Study:
- To investigate the relationship between body weight and DST nonsuppression in individuals diagnosed with major depression.
- To determine if changes in weight over a one-week period impact DST results.
Main Methods:
- A prospective study involving 28 subjects diagnosed with major depression.
- Dexamethasone suppression test (DST) was administered on admission and again seven days later.
- Body weight was measured at both time points.
Main Results:
- A significant association was found between body weight and DST nonsuppression at both admission and seven-day follow-up.
- Changes in body weight between the two testing periods did not significantly alter the DST status.
Conclusions:
- Body weight is a significant factor associated with dexamethasone suppression test nonsuppression in major depression.
- Short-term weight fluctuations do not appear to influence DST results in this patient cohort.