Specifiers for Bipolar and Related Disorders 151
symptom number criteria for a major depressive, manic, or hypomanic episode and
must be demarcated by either a period of full remission or a switch to an episode
of the opposite polarity. Manic and hypomanic episodes are counted as being on
the same pole. Except for the fact that they occur more frequently, the episodes that
occur in a rapid-cycling pattern are no different from those that occur in a non-rapid-
cycling pattern. Mood episodes that count toward defining a rapid-cycling pattern
exclude those episodes directly caused by a substance (e.g., cocaine, corticoste-
roids) or another medical condition.
With melancholic features:
A. One of the following is present during the most severe period of the current episode:
1. Loss of pleasure in all, or almost all, activities.
2. Lack of reactivity to usually pleasurable stimuli (does not feel much better, even
temporarily, when something good happens).
B. Three (or more) of the following:
1. A distinct quality of depressed mood characterized by profound despondency,
despair, and/or moroseness or by so-called empty mood.
2. Depression that is regularly worse in the morning.
3. Early-morning awakening (i.e., at least 2 hours before usual awakening).
4. Marked psychomotor agitation or retardation.
5. Significant anorexia or weight loss.
6. Excessive or inappropriate guilt.
Note:  The specifier “with melancholic features” is applied if these features are pres-
ent at the most severe stage of the episode. There is a near-complete absence of
the capacity for pleasure, not merely a diminution. A guideline for evaluating the
lack of reactivity of mood is that even highly desired events are not associated with