Bipolar
Description of Bipolar:
Bipolar disorder is a psychiatric diagnosis that describes a category of mood
disorders defined by the presence of one or more episodes of abnormally elevated
mood clinically referred to as mania or, if milder, hypomania. Individuals who
experience manic episodes also commonly experience depressive episodes or
symptoms, or mixed episodes in which features of both mania and depression are
present at the same time. These episodes are usually separated by periods of
"normal" mood, but in some individuals, depression and mania may rapidly
alternate, known as rapid cycling. Extreme manic episodes can sometimes lead to
psychotic symptoms such as delusions and hallucinations. The disorder has been
subdivided into bipolar I, bipolar II, cyclothymia, and other types, based on
the nature and severity of mood episodes experienced; the range is often
described as the bipolar spectrum.
Data from the United States on lifetime prevalence vary but indicate a rate
of around 1 percent for Bipolar I, 0.5 to 1 percent for Bipolar II or
cyclothymia, and between 2 and 5 percent for subthreshold cases meeting some but
not all criteria. The onset of full symptoms generally occurs in late
adolescence or young adulthood. Diagnosis is based on the person's self-reported
experiences, as well as observed behavior. Episodes of abnormality are
associated with distress and disruption, and an elevated risk of suicide,
especially during depressive episodes. In some cases it can be a devastating
long-lasting disorder. In some cases, however, it has been associated with
creativity, goal striving and positive achievements.
Genetic factors contribute substantially to the likelihood of developing
bipolar disorder, and environmental factors are also implicated. Bipolar
disorder is often treated with mood stabilizer medications, and sometimes other
psychiatric drugs. Psychotherapy also has a role, often when there has been some
recovery of stability. In serious cases in which there is a risk of harm to
oneself or others involuntary commitment may be used; these cases generally
involve severe manic episodes with dangerous behavior or depressive episodes
with suicidal ideation. There are widespread problems with social stigma,
stereotypes and prejudice against individuals with a diagnosis of bipolar
disorder.
Also called manic depression or bipolar affective disorder, the current term
"bipolar" is of fairly recent origin and refers to the cycling between high and
low episodes (poles). A relationship between mania and melancholia had long been
observed, although the basis of the current conceptualisation can be traced back
to French psychiatrists in the 1850s. The term "manic-depressive illness" or
psychosis was coined by German psychiatrist Emil Kraepelin in the late
nineteenth century, originally referring to all kinds of mood disorder. German
psychiatrist Karl Leonhard split the classification again in 1957, employing the
terms unipolar disorder (Major depressive disorder) and bipolar disorder.
Specific Bipolar Information
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