Planum temporale and Heschl gyrus volume reduction in schizophrenia: a magnetic resonance imaging study of first-episode patients

Y Hirayasu, RW McCarley, DF Salisbury… - Archives of general …, 2000 - jamanetwork.com
Background Magnetic resonance imaging studies in schizophrenia have revealed
abnormalities in temporal lobe structures, including the superior temporal gyrus. More
specifically, abnormalities have been reported in the posterior superior temporal gyrus,
which includes the Heschl gyrus and planum temporale, the latter being an important
substrate for language. However, the specificity of the Heschl gyrus and planum temporale
structural abnormalities to schizophrenia vs affective psychosis, and the possible …