“The increased risk of getting schizophrenia after drug-related psychosis is even higher than what we find in first-degree relatives of those who have been given the diagnosis,” Bramness says. First-degree relatives are parents and children. The risk of being diagnosed with the malady for sons and daughters of a sick mother or father is "only" five to ten per cent. In other words, there is no other risk factor for schizophrenia that is higher than related to drug-induced psychoses. Trauma, infections and moving to another country are other known risk factors for schizophrenia, but these increase the risk to a...
