CHAPTER 6 Mood Disorders and Suicide
to the movies, for instance, may no longer fi nd it so interesting or fun and may feel that
it is not worth the effort. Anhedonia can thus lead to social withdrawal. Other mood-
related symptoms of depression include weepiness—crying at the drop of a hat or for
no apparent reason—and decreased sexual interest or desire.
Behavioral and Physical Symptoms of Depression
People who are depressed make more negative comments, make less eye contact, are
less responsive, speak more softly, and speak in shorter sentences than people who
are not depressed (Gotlib & Robinson, 1982; Segrin & Abramson, 1994). Depres-
sion is also evident behaviorally in one of two ways: psychomotor agitation or psy-
chomotor retardation.Psychomotor agitation is an inability to sit still, evidenced
by pacing, hand wringing, or rubbing or pulling the skin, clothes, or other objects.
In contrast, psychomotor retardation is a slowing of motor functions indicated by
slowed bodily movements and speech (in particular, longer pauses in answering)
and lower volume, variety, or amount of speech.
These two psychomotor symptoms, along with changes in appetite, weight,and sleep, are classifi ed as vegetative signs of depression. Sleep changes can involve
Psychomotor agitation
An inability to sit still, evidenced by pacing,
hand wringing, or rubbing or pulling the skin,
clothes or other objects.Psychomotor retardation
A slowing of motor functions indicated by
slowed bodily movements and speech and
lower volume, variety, or amount of speech.Vegetative signs (of depression)
Psychomotor symptoms as well as changes in
appetite, weight, and sleep.Table 6.2 • DSM-IV-TR Diagnostic Criteria for Major Depressive Episode
A. Five (or more) of the following symptoms have been present during the same 2-week period and rep-
resent a change from previous functioning; at least one of the symptoms is either (1) depressed mood
(symptom 1, below) or (2) loss of interest or pleasure (symptom 2, below).
Note: Do not include symptoms that are clearly due to a general medical condition or mood-incongruent [i.e., not
consistent with the mood] delusions or hallucinations.
(1) Depressed mood most of the day, nearly every day, as indicated by either subjective report (e.g., feels
sad or empty) or observation made by others (e.g., appears tearful). Note: In children and adolescents,
can be irritable mood.
(2) Markedly diminished interest or pleasure in all, or almost all, activities most of the day, nearly every day
(as indicated by either subjective account or observation made by others).
(3) Signifi cant weight loss when not dieting or weight gain (e.g., a change of more than 5% of body weight
in a month) or decrease or increase in appetite nearly every day. Note: In children, consider failure to
make expected weight gains.
(4) Insomnia or hypersomnia nearly every day.
(5) Psychomotor agitation or retardation nearly every day (observable by others, not merely subjective feel-
ings of restlessness or being slowed down).
(6) Fatigue or loss of energy nearly every day.
(7) Feelings of worthlessness or excessive or inappropriate guilt (which may be delusional) nearly every day
(not merely self-reproach or guilt about being sick).
(8) Diminished ability to think or concentrate, or indecisiveness, nearly every day (either by subjective
account or as observed by others).
(9) Recurrent thoughts of death (not just fear of dying), recurrent suicidal ideation [i.e., thoughts about
suicide] without a specifi c plan, or a suicide attempt or a specifi c plan for committing suicide.B. The symptoms do not meet criteria for a mixed episode [discussed later in this chapter].C. The symptoms cause clinically signifi cant distress or impairment in social, occupational, or other impor-
tant areas of functioning.D. The symptoms are not due to the direct physiological effects of a substance (e.g., a drug of abuse, a
medication) or a general medical condition (e.g., hypothyroidism).E. The symptoms are not better accounted for by bereavement, i.e., after the loss of a loved one. The
symptoms persist for longer than 2 months or are characterized by marked functional impairment, morbid
preoccupation with worthlessness, suicidal ideation, psychotic symptoms, or psychomotor retardation.
Source: Reprinted with permission from the DSM-IV-TR Casebook: A Learning Companion to the Diagnostic and Statistical Manual
of Mental Disorders, Fourth Edition, Text Revision, (Copyright 2002) American Psychiatric Association.Major depressive episode includes affective/mood (green), behavioral/vegetative (orange), and
cognitive (blue) symptoms.Depressed mood most of the day, nearly every day, as indicated by either subjective report (e.g., feels
sad or emppyty) or observation made by others (e.g., appears tearful). Note: In children and adolescents,
can be irritable mood.
Markedly diminished interest or pleasure in all, or almost all, activities most of the day, nearly every day
(as indicated by either subjective account or observation made by others).
Signifi cant weight loss when not dieting or weight gain (e.g., a change of more than 5% of body weight
in a month) or decrease or increase in appetite nearly every day. Note: In children, consider failure to
make expected weight gains.
Insomnia or hypersomnia nearly every day.ings of restlessness or being slowed down).
Fatigue or loss of energy nearly every day.Psychomotor agitation or retardation nearly every day (observable by others, not merely subjective feel-Feelings of worthlessness or excessive or inappropriate guilt (which may be delusional) nearly every dayDiminished ability to think or concentrate, or indecisiveness, nearly every day (either by subjectivesuicide] without a specifi c plan, or a suicide attempt or a specifi c plan for committing suicide.Recurrent thoughts of death (not just fear of dying), recurrent suicidal ideation [i.e., thoughts about(not merely self-reproach or guilt about being sick).
y
account or as observed by others).