Chapter

Defining severe depression

Roger S. McIntyre and Jay Nathanson

in Severe Depression

Published on behalf of Oxford University Press

ISBN: 9780199570249
Published online May 2011 | e-ISBN: 9780199607471 | DOI: http://dx.doi.org/10.1093/med/9780199570249.003.0002

Series: Oxford Psychiatry Library

Defining severe depression

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• Currently, no consensually agreed-upon definition of “severe depression” exists • HAMD-17 and MADRS scores of 28–30 and 30+, respectively, are the most often utilized definitions of severe depression • The appellation “severe depression” is often employed imprecisely and interchangeably with treatment-resistant and chronic depression • Essential features of the definition of severe depression have included: symptom severity, severity dimensions (e.g., melancholia) and symptom status.

Chapter.  2690 words.  Illustrated.

Subjects: Psychiatry

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