Bipolar disorder Flashcards

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1
Q

Define dysthymia and hypomania

A

dysthymia and hypomania are attenuated/not as severe versions of depression and mania, respectively.

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2
Q

What are the SWAG symptoms? What can they help identify.

A

Suicidality
Weight loss
Absence of pleasure in one’s usual activities
Guilt

These symptoms along with disruption in work or interpersonal relationships can help identify mood disorders (e.g. depression).

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3
Q

Define bipolar disorder I and II

A

Bipolar disorder I –> mania +/- major depressive disorder

Bipolar disorder II –> hypomania +/- major depressive disorder

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4
Q

List some symptoms of a manic episode

A
  • inflated self-image
  • excessive optimism
  • increased energy and activity
  • rapid thoughts and speech
  • often have decreased need for sleep and decreased appetite for food
  • increase appetite for sex
  • uncharacteristic lack of modesty in dress and behavior
  • inability to control aggressive impulses
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5
Q

At least 3 of the 7 symptoms must be present for at least 2 weeks and a distinct, abnormal, elevated, expansive (or irritable mood) for 7 days minimum to be diagnosed with mania. List the possible 7 symptoms

A
  1. increased self-esteem/gradiosity
  2. decreased sleep
  3. increased speech
  4. racing thoughts
  5. distractibility
  6. increased activity (and energy is key)
  7. increase dangerous impulsivity
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6
Q

List the DTRHIGH (an acronym used to remember symptoms of mania)

A
Distractible
Talkative
Racing thoughts
Hyperactive
Impulsive
Grandiose
Hyposomnic
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7
Q

Define hypomania.

A

milder mania but have similar symptoms as mania; must have symptoms for at least 4 days or more. The symptoms provide an unequivocal change in function, personality that is clearly noted by others but not severe enough to cause marked impairment.

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8
Q

At least how long does a depressed person need to be ad, down or irritable to the point of causing distress/dysfunction to be diagnosed with major depressive episode?

A

at least 2 weeks

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9
Q

What is cyclothymia?

A

chronic hypomania (> 2 years) in adults or at least 1 year in children + minor depression. It’s a rare spectrum of bipolar disorder

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10
Q

Explain what’s happening to the levels of NTs and monoamine receptors in bipolar disorders.

A
  • increase DA, 5-HT and NE

- monoamine receptors are deficient

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11
Q

What is the Kindling hypothesis

A

too much neuronal firing in the limbic system.

therefore, can use anti-epilepsy meds for treating bipolar disorder.

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12
Q

Explain gender prevalence differences in bipolar 1 vs bipolar 2

A

bipolar 1: women = men

bipolar 2: women > men

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13
Q

How come we should try not to use antidepressants for bipolar depression? If it’s absolutely necessary, what should be given first?

A

anti-depressants will cause even more monoamine NTs, which is already a problem causing manias/hypomanias in bipolar patients.

must use mood stabilizer first to help prevent antidepressant from causing increased mania and instability

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14
Q

Some atypical anti-psychotics approved for schizophrenia, have now been approved for treating bipolar depression Why?

A

They block the dopamine 2 receptor which treats mania or helps prevent it

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15
Q

List some anti-manic agents (mood stabilizers) used in treating bipolar disorders

A
  • lithium: provides Ca2+ membrane stability and promotes neuronal health
  • divalproex: increases GABA activity/tone
  • carbamazepine: blocks Na+ channels and promotes neuronal health
  • atypical antipsychotics: all block D2 receptors
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