Seven-year-old Ian has a history of severe temper outbursts, both verbal and behavioral (e.g., throwing objects, hitting self and others, etc.) whenever “things did not go as he wanted.” This would last fifteen minutes to four hours, or until he became tired.
These bursts of anger happened almost daily and sometimes several times a day. Ian does not seem to suffer from significant lapses of attention when he is engaged in the desired activity, nor does he seem to have negative thoughts.Years ago, Ian might have been diagnosed with bipolar disorder.
Today, Ian would be most likely be diagnosed with which of the following?