Ruling Out Disease: Gas is not usually caused by a disease or a disorder, but if gas is excessive and not caused by diet, a physician may look for other causes. After taking your medical history and performing a physical, some diagnostic tests might be used to find out what is causing the gas.
A person with bipolar disorder may have distinct manic or depressed states. A person with mixed episodes experiences both extremes simultaneously or in rapid sequence. Severe bipolar episodes of mania or depression may also include psychotic symptoms such as hallucinations or delusions.
Four Types of Bipolar Disorder. 1  Bipolar I Disorder is an illness in which people have experienced one or more episodes of mania. Most people diagnosed with bipolar I will have episodes of both mania and depression, though an episode of depression is not necessary for a diagnosis.