Hallucinations, Formal Thought Disorder & the Language System
The language dimension includes formal thought disorders such as incoherence, perplexity or alogia.
Episodic activation of left Gyrus Heschl
Dierks et al. (1999) Neuron
Increased connectivity of left fasciculus arcuate in AVH
Hubl et al (2004) Arch Gen Psychiatry
Dysphasic verbal hallucinations after lesion of the language system
Hubl et al (2007) Lancet
Reduced neuronal activity in language-related regions after transcranial magnetic stimulation therapy for auditory verbal hallucinations
Kindler et al. (2012) Biol Psychiatry
Cerebral blood flow identifies responders to transcranial magnetic stimulation in auditory verbal hallucinations.
Homan et al (2012) Transl Psychiatry
Decreased NAA levels (MRS) in Broca's in non hallucinating schizophrenics compared to hallucinators
Homan et al (2014) Neuroimage
Hyperexcitation of the Language System
Horn et al. (2009) Br J Psychiatry
Reduced gray matter volume in Wernicke's area in FTD
Horn et al. (2010) Psychiatry Res
Disintegration of the left semantic network in FTD
Horn et al. (2012) Neuropsychobiology
White matter correlates of the disorganized speech dimension in schizophrenia.
Viher et al. (2016) Eur Arch Psychiatry Clin Neurosci
Resting state perfusion in the language network is linked to formal thought disorder and poor functional outcome in schizophrenia
K. Stegmayer (2017), Acta Psychiatrica Scandinavica