Psychiatry

Targeting glutamate: the end of the monoamine hypothesis?

 

A number of recent papers have focused attention on the remarkable responses seen with glutamatergic agents in major depressive disorder (MDD), raising questions about theĀ  monoamine hypothesis of psychiatric disorders that has dominated biological psychiatry for a half century (Schildkraut JJ. Am J Psychiatry 1965;122:509-522).

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Internet-based CBT an option for social anxiety disorder

 

A Swedish study recently reported that cognitive-behavioural therapy (CBT) administered via the Internet was as effective as conventional cognitive-behavioural group therapy (CBGT) in the treatment of social anxiety disorder (Hedman et al. PLoS One 2011;6:e18001; free full text at www.ncbi.nlm.nih.gov/pmc/articles/PMC3070741/pdf/pone.0018001.pdf).

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In that study, 126 subjects with social anxiety disorder received either iCBT or CBGT for 15 weeks, then assessed with the Liebowitz Social Anxiety Scale. A total of 64% of subjects in the iCBT group and 45% in the CBGT group were classified as responders (non-inferior).

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