Bipolar disorder: Difference between revisions
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*Usually will not be diagnosed in the emergency department | *Usually will not be diagnosed in the emergency department | ||
*Needs evaluation by a psychiatrist | *Needs evaluation by a psychiatrist |
Revision as of 12:52, 23 July 2016
Background
- Mental disorder characterized by periods of elevated moods and periods of depression
- Spectrum of disorders including Bipolar Type I, Bipolar Type II, and Bipolar NOS
Clinical Features
Manic Episode[1]
- Abnormally and persistently elevated, expansive, or irritable mood lasting at least 1 week
- At least 3 of the following symptoms (4 if only irritable)
- Inflated self esteem or grandiosity
- Decreased need for sleep
- More talkative/pressured speech
- Flight of ideas/racing thoughts
- Easily distracted
- Increase in goal-directed activity or psychomotor agitation
- Involvement in high pleasure, high risk activities
- Gambling, shopping sprees, sexual indiscretions
- Sufficient to cause impairment in functioning, relationships, or hospitalization
- Not as a result of substance abuse or medical condition (e.g. hyperthyroid)
Hypomanic Episode[1]
- Same features as manic episode however less intense
- Symptoms only need to persist for 4 days
Major Depressive Episode
- Sleep - increased or decreased
- Interest - losing interest or pleasure in activities
- Guilt - excessive guilt
- Energy - feels of fatigue, low energy
- Concentration - cognitive decine, indecisiveness
- Appetite - weight loss/gain
- Psychomotor agitation or depression
- Suicidal ideation
Must have 5 symptoms in a 2 week period including depressed mood and loss of interest[1]
Mixed Episode[1]
- Fulfill features of both manic and major depressive episode
- Must last at least 1 week
Differential Diagnosis
General Psychiatric
- Organic causes
- Psychiatric causes
Evaluation
- Usually will not be diagnosed in the emergency department
- Needs evaluation by a psychiatrist
Bipolar I
- Meets criteria for one manic or mixed episode
- Symptoms cause social/occupational distress or impairment
Bipolar II
- Meets criteria for at least one major depressive episode
- Meets criteria for at least one hypomanic episode
- Does not meet criteria for manic or mixed episode
- Symptoms cause social/occupational distress or imairment
Bipolar NOS
- Disorder with bipolar features that do not meet criteria for specific bipolar disorder
Management
- Medically clear
- Place patient on legal hold if meets local criteria
- Arrange psychiatry evaluation (inpatient vs outpatient depending on clinical severity)
Disposition
- May need psych eval after medical clearance