Bipolar type II disorder, current episode hypomanic

**Definition:** Bipolar type II disorder, current episode hypomanic is diagnosed when the definitional requirements for Bipolar type II disorder have been met and the current episode is hypomanic. A hypomanic episode is a persistent mood state lasting at least several days characterised by mild elevation of mood or increased irritability and increased activity or a subjective experience of increased energy, accompanied by other characteristic symptoms such as rapid speech, rapid or racing thoughts, increased self-esteem, an increase in sexual drive or sociability, decreased need for sleep, distractibility, or impulsive or reckless behaviour. The symptoms are not severe enough to cause marked impairment in occupational functioning or in usual social activities or relationships with others, does not necessitate hospitalization, and there are no accompanying delusions or hallucinations.