Source:http://linkedlifedata.com/resource/umls/id/C0005586
MSH: A major affective disorder marked by severe mood swings (manic or major depressive episodes) and a tendency to remission and recurrence.,MEDLINEPLUS: <p>Bipolar disorder is a serious mental illness. People who have it experience dramatic mood swings. They may go from overly energetic, "high" and/or irritable, to sad and hopeless, and then back again. They often have normal moods in between. The up feeling is called mania. The down feeling is <a href='http://www.nlm.nih.gov/medlineplus/depression.html'>depression</a>.</p> <p>Bipolar disorder can run in families. It usually starts in late adolescence or early adulthood. If you think you may have it, tell your health care provider. A medical checkup can rule out other illnesses that might cause your mood changes.</p><p>Untreated, bipolar disorder can result in damaged relationships, poor job or school performance, and even <a href='http://www.nlm.nih.gov/medlineplus/suicide.html'>suicide</a>. However, there are effective treatments: medicines and