Bipolar disorder, also called manic-depressive illness, is not as common as major depression or dysthymia.

双相情感障碍，也叫做躁郁症，并不像重度抑郁症或心境恶劣一样普遍。

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The so-called dual phase depression, it refers to the patient both manic performance, and depressive symptoms.

所谓双相抑郁，指的是病人既有躁狂表现，又有抑郁症状。

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Bipolar disorder (manic depression) may therefore give rise to rages in patients in either the depressive or the overexuberant phases of the disease.

两极性疾病（狂躁型抑郁症）在疾病的抑郁阶段或过度兴奋阶段都可能使病人产生狂怒。

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