How genetically heterogeneous are the major psychiatric disorders?

Abstract excerpt

Linking specific chromosomal regions with the abnormal genes responsible for major psychiatric disorders is rendered particularly difficult because of three factors: diagnostic uncertainty; the possibility that some psychiatric disorders are caused by the concerted action of more than one gene; and the possibility that similar disorders may result from alternative genetic abnormalities. The approach proposed here...

Topics

• Bipolar Disorder
• Depressive Disorder
• Genotype
• Humans
• Models, Genetic
• Phenotype
• Risk Factors
• Schizophrenia
• Schizophrenic Psychology