First published online
December 12, 2007, 10.2967/jnumed.107.044545
Cochlear Implant Benefits in Deafness Rehabilitation: PET Study of Temporal Voice Activations
Arnaud Coez1–4,,
Monica Zilbovicius1,2,
Evelyne Ferrary5–7,,
Didier Bouccara5–7,,
Isabelle Mosnier5–7,,
Emmanuèle Ambert-Dahan6,
Eric Bizaguet3,
André Syrota2,
Yves Samson2,8,9 and
Olivier Sterkers5–7,10
1 CEA-INSERM U797 Research Unit Neuroimaging and Psychiatry, Service Hospitalier Frédéric-Joliot, IFR49, Orsay, France; 2 CEA, DRM, DSV, Service Hospitalier Frédéric-Joliot, Orsay, France; 3 Laboratoire de correction Auditive, Eric Bizaguet, Paris, France; 4 Université Paris-Sud 11, Paris, France; 5 Inserm, Unit-M 867, Paris, France; 6 AP–HP, Hôpital Beaujon, Service d'ORL et de Chirurgie cervico-faciale, Clichy, France; 7 Institut Fédératif de Recherche Claude Bernard Physiologie et Pathologie, IFR02, Paris, France; 8 AP–HP, Hôpital Pitié-Salpétrière, Service Urgences cérébro-vasculaires, Paris, France; 9 Université Pierre et Marie Curie Paris 6, Paris, France; and 10 Université Denis Diderot-Paris 7, Paris, France

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FIGURE 1. Intragroup contrasts. Location of activation peaks when listening to nonvoice compared with silence (A) and voice compared with nonvoice sound (B) in 3 groups (normal hearing and cochlear implanted patients) at P < 0.001 are shown in a lateral view of both hemispheres.
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FIGURE 2. Intergroup contrasts. Location of differences of activation peaks between 3 groups (normal hearing and cochlear implanted patients) when listening to nonvoice compared with silence (A) and voice compared with nonvoice sounds (B) at P < 0.001 are shown in a lateral view of both hemispheres.
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Copyright © 2008 by the Society of Nuclear Medicine.