As with other psychiatric disorders, depression lacks genetic or biochemical markers to aid diagnosis and treatment of the disorder. (sciencedaily.com)
Some teenagers with conduct disorder may also have symptoms of other psychiatric disorders (see ADHD, depression, alcohol and drug abuse). (aacap.org)
Among the study's high - risk children who did develop bipolar disorder, nearly all had identifiable mood episodes and other psychiatric disorders before the onset of full - fledged bipolar illness. (sciencedaily.com)