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Research has shown that a lack of sleep or sleep disturbances can trigger a manic episode in people who have bipolar disorder. CrispyPork/Istockphoto. Common Co-Occurring Conditions With Bipolar ...
Mania is a syndrome with multiple causes. [7] Although the vast majority of cases occur in the context of bipolar disorder, it is a key component of other psychiatric disorders (such as schizoaffective disorder, bipolar type) and may also occur secondary to various general medical conditions, such as multiple sclerosis; certain medications may perpetuate a manic state, for example prednisone ...
Hypomanic episodes do not go to the full extremes of mania (i.e., do not usually cause severe social or occupational impairment, and are without psychosis), and this can make bipolar II more difficult to diagnose, since the hypomanic episodes may simply appear as periods of successful high productivity and are reported less frequently than a ...
The cause of Bipolar disorder can be attributed to misfiring neurotransmitters that overstimulate the amygdala, which in turn causes the prefrontal cortex to stop working properly. The bipolar patient becomes overwhelmed with emotional stimulation with no way of understanding it, which can trigger mania and exacerbate the effects of depression ...
Substance-induced mood disorders can have features of a manic, hypomanic, mixed, or depressive episode. Most substances can induce a variety of mood disorders. For example, stimulants such as amphetamine, methamphetamine, and cocaine can cause manic, hypomanic, mixed, and depressive episodes. [35] [unreliable source?]
Sometimes patients can experience extreme cycling where they experience four or more episodes of mania and major depression in one year. [1] In addition to affecting mood, people who have bipolar disorder often deal with impaired cognitive abilities, where memory, speech, attention and decision-making skills are all impacted.
Circadian activity disruption can be apparent even if the person concerned is not currently ill. [3] [4] A decreased need for sleep is a symptom of both a manic episode and a hypomanic episode [5] in bipolar disorder. Sleep disturbances are often a prodrome for the onset of a manic, hypomanic or depressive episode.
The "kindling model" of mood disorders suggests that major environmental stressors trigger initial mood episodes, but as mood episodes occur, weaker and weaker triggers can precipitate an affective episode. This model was initially created for epilepsy, to explain why weaker and weaker electrical stimulation was necessary to elicit a seizure as ...
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