Dissection
of its heterogeneity is proving to be very difficult, however,
and the new dimensions approach appears to be the most promising
method towards resolving this disease admixture. While an etiopathophysiological
nosology of schizophrenia and related psychotic
disorders is currently elusive, DSM-5 should provide amore useful platform
than the current DSM-IV in integrating emerging genetic and
other neurobiological information about these conditions.