A study from the Washington University School of Medicine reports that Schizophrenia could be a catch phrase for eight genetically distinct conditions. This makes some logical sense as symptoms and drug response vary for people with schizophrenia. People rarely fit into discrete categories.
We know that these are not single gene conditions. This research looks at how multiple genes can work together. Someday it might help with a genetic risk profile.
Go to news.wustl.eustl.edu/news/pages/27358.aspx for more info. I’ll post a link to the abstract when I’m back home and at a better computer.