Related Experiment Videos
Anxiety and depression: discrete diagnostic entities?
M R Liebowitz1, E Hollander, F Schneier
1College of Physicians and Surgeons, Columbia University, New York, New York.
Journal of Clinical Psychopharmacology
|June 1, 1990
Summary
Anxiety and depressive disorders often overlap, presenting as distinct or continuous conditions. Their frequent co-occurrence in patients suggests shared features and impacts treatment outcomes.
Area of Science:
- Psychiatry
- Clinical Psychology
Background:
- Anxiety and affective disorders exhibit varied presentations, from distinct conditions like panic disorder and major depression to overlapping disorders such as generalized anxiety disorder and dysthymia.
- Co-occurrence of panic disorder and major depression is common, despite their apparent differences, indicating shared underlying mechanisms.
Purpose of the Study:
- To explore the relationship between different forms of anxiety and depressive disorders.
- To understand the clinical implications of co-occurring anxiety and depressive disorders.
Main Methods:
- Literature review and synthesis of existing research on anxiety and depressive disorders.
- Analysis of clinical observations regarding the presentation and co-occurrence of these disorders.
Main Results:
- Some anxiety and depressive disorders exist on a continuum, while others appear distinct.
- Panic disorder and major depression share common features and frequently co-occur.
- Mixed anxiety-depressive disorder is prevalent in primary care, often subsyndromal but causing significant distress and impairment.
Conclusions:
- The frequent co-occurrence of anxiety and depression is linked to increased severity, chronicity, and reduced treatment response.
- Subsyndromal mixed anxiety-depressive disorder is a clinically significant condition requiring attention.