Bipolar disorder

Revision as of 00:06, 3 September 2015 by Annhuang04 (talk | contribs) (Clinical Features)


  • 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

  • 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 distractible
    • 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

  • 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

Mixed Episode

  • fulfill features of both manic and major depressive episode
  • must last at least 1 week

Differential Diagnosis

General Psychiatric




See Also

External Links