If some recent studies seem to reveal a more specific familial relationship for dysthymia in addition to a previously known familial relationship to mood disorders, and if results concerning the relationship between dysthymia and depressive personality as well as the search for possible biological and psychological correlates support the nosological… (More)
Dysthymia is the last diagnostic label introduced after a series of precursors to describe a disorder whose nosological status has long been dubious. The results of published epidemiological, as well as clinical studies about its presentation, course and outcome partly support the validity of this construct - although their interpretation is limited by… (More)
Although the existence of chronic depression has been recognized for a long time, their definition was too inaccurate to enable reliable studies concerning their treatment. Among the numerous diagnostic classes that patients with chronic depression were assigned to, neurotic depression was the most common one, and was often considered to be unresponsive to… (More)
Interests and limitations of rating scales and diagnostic criteria are quite well figured by their psychometric qualities. Some of those qualities are described. What is being measured, the purpose of the instrument and the compatibility of those qualities are discussed. Some examples driven from clinical research are shown.