Subjects were excluded if they met full current criteria for panic disorder or agoraphobia, and lifetime criteria for psychosis, bipolar disorder, or organic mental syndrome.

The Ekbon syndrome is defined as the most contagious of psychiatric syndromes.

They include the main features of the syndrome and exclude known psychiatric syndromes.

Tryptophan depletion in other psychiatric syndromes will also be reviewed.

Here, we provide a progress report of epigenetic studies of the three major psychiatric syndromes, depression, schizophrenia, and bipolar disorder.

But this has not been systematically assessed in catatonia, one of the psychiatric syndromes, that is most frequently associated with medical condition.

Although highly prevalent, motor syndromes in psychiatry and motor side effects of psychopharmacologic agents remain understudied.

Conclusions: This behavioral syndrome has not yet been reported with isolated diencephalic lesions, but it has been observed after bilateral temporal lobe lesions.

Children of immigrant mothers had higher scores for all behavioral syndromes based on the parent's report.