Introduction : is psychosis a neurobiological syndrome? / Daryl E. Fujii and Iqbal Ahmed -- Schizophrenia / Gerald Goldstein, Daniel N. Allen, and Gretchen L. Haas -- Schizophrenia among children and adolescents / Jason Schiffman -- Late-life schizophrenia / Katerine Osatuke, John W. Kasckow, and Somaia Mohamed -- Schizoaffective disorder / Daniel J. Abrams and David B. Arciniegas -- Schizophreniform disorder and brief psychotic disorder : the acute and transient psychoses / Andreas Marneros and Frank Pillman -- Delusional disorder / Theo Manschrek -- Psychosis in bipolar disorder / Deborah Yurgelun-Todd -- Psychosis in major depression / Eric G. Smith ... [et al.] -- Psychosis with intellectual disabilities / Colin P. Hemmings and Nick Bouras -- Velo-cardio-facial syndrome / Wendy R. Kates and Wanda Fremont -- Psychosis in autism / Angelina Kakooza-Mwesige, Laura Stoppelbein, and Dirk M. Dhossche -- Psychotic disorder due to traumatic brain injury / Daryl E. Fujii, Nikki Panasci Armstrong, and Iqbal Ahmed -- Schizophrenia-like psychosis and epilepsy / Perminder Sachdev -- Psychosis following cerebrovascular accident / James A. Bourgeois --

-- Psychosis in patients with brain tumors / Tamara Dolenc and Teresa Rummans -- Psychosis secondary to infections / Sarah Reading and John T. Little -- Psychosis secondary to inflammatory and demyelinating disease / Katherine H. Taber and Robin A. Hurley -- Cannabis-induced psychosis / Luis Alfonso Nuñez Domingo -- Cocaine / Daryl E. Fujii and Erin Y. Sakai -- Methamphetamine / Liz Jacobs and William Haning III -- Medication-induced psychosis / Junji Takeshita, Diane Thompson, and Stephen E. Nicolson -- Psychosis secondary to Alzheimer's disease / Robert A. Sweet and James E. Emanuel -- Dementia with Lewy bodies / Sasha Ericksen and Debby Tsuang -- Parkinson's disease / David L. Sultzer and George Webster Ross -- Psychosis associated with sensory impairment / Suzanne Holroyd -- Conclusion / Daryl E. Fujii and Iqbal Ahmed.