[smart]

will it cause a decrease in brain mass like shizophrenia? will childhood-onset schizophrenia cause the person to be stupid? i read frm a report that schizphrenia causes a decrease in 10 IQ points or more... []

Citation needed.

[Colin2B]

will it cause a decrease in brain mass like shizophrenia? will childhood-onset schizophrenia cause the person to be stupid? i read frm a report that schizphrenia causes a decrease in 10 IQ points or more... []

Citation needed.

Sorry Starburst, it's not that simple.
See http://www.europsy-journal.com/article/S0924-9338(15)00072-3/abstract "Schizophrenia patients are typically found to have low IQ both pre- and post-onset, in comparison to the general population. However, a subgroup of patients displays above average IQ pre-onset." and  https://watermark.silverchair.com/api/watermark?token=AQECAHi208BE49Ooan9kkhW_Ercy7Dm3ZL_9Cf3qfKAc485ysgAAAgAwggH8BgkqhkiG9w0BBwagggHtMIIB6QIBADCCAeIGCSqGSIb3DQEHATAeBglghkgBZQMEAS4wEQQMU8oB8c9b_bPLmFkfAgEQgIIBszOzw_V308lwIctcZnhfydxFkMGn9VYyhppU8naW5AOpjtBdG6TVZ7LNBADpBXUG4DwkcF5q9S6MqQJJSbiuLygOOYmnJ6T13vaT-wi7SqUla-CD4tABNK3DMGzvrB4ykLh-mWaehZvergpCdhofSL10E39QSIOJTVNTWE52SGbePSQ0MWCWTYiN_v3ggiP4tOQ40-aZodzqPFqJZp_bHw54ivPJOCvU4bx-YhRPYKAZNwrR-o30AVebbHf0x4L5LLr1jYooPC_IgCGpbG9POUN4HnLnI3GHeUfdWD4XQk0RYP4qYRswjiVjJsSrK0WrLVLDzPMXgx3Lh7M6b9RzmaX1u10WfGKi8bU-_qtGIp-RNuaOoaOAJA5-O7CEWj1gNxmlVziYjTnqfqmDdFqYc-TBzejPzEwusPu6bCzWFG4xDIOJ5EHQ88EVnnvGWmKsj3EgBzLQeLXI9gbbJnNE-9cH9lvzllkqRSlPneYGSgQLmMF0qpNBxeWOChw3E2KX2UcPOeYg6mZEA7UX6QPyaPqHtUi-Z5iqxO0lQYSX6sgZS7vF5HGNigW_LUPq13_vy0Y47w
"Researchers have sought to determine whether intelligence deteriorates as a result of schizophrenia, whether individuals with lower IQs are more susceptible to schizophrenia, or whether IQ may be related to such variables as severity or chronicity of the disorder."