<prompt> According to the 1CD-10 revision, for establishing a diagnosis of mania, the symptoms should persist for at least:1 week2 weeks3 weeks4 weeks  <response>: Answer- A. 1 weekAbnormality and persistently elevated, irritable or expensive mood for 1 weeks or need hospitalization3 ofthese hyperactivities:Decreased need of sleepIncrease in goal orientated activity social, spiritual, sexual, religious Excessive involvement in pleasurable activities unrestrained buying sprees, foolish business investments, donations or sexual indiscretion that have a higher potential for painful consequencesMore talkative or pressure to keep talkingInflated self esteem or grandiosityDistractibilityFlight of ideas or racing thoughts 