Can MRI Visual Assessment Differentiate the Variants of Primary-Progressive Aphasia?

From the Department of Neurology (S.A.S.), University of California, Irvine, Irvine, California; Department of Radiology (N.S.-B., J.H.G.), University of Cambridge, Cambridge, UK; Department of Radiology (N.S.-.B., J.C., J.H.G., D.S.), Cambridge University Hospitals, Cambridge, UK; and German Center for Neurodegenerative Diseases (P.J.N.), Magdeburg, Germany.

From the Department of Neurology (S.A.S.), University of California, Irvine, Irvine, California; Department of Radiology (N.S.-B., J.H.G.), University of Cambridge, Cambridge, UK; Department of Radiology (N.S.-.B., J.C., J.H.G., D.S.), Cambridge University Hospitals, Cambridge, UK; and German Center for Neurodegenerative Diseases (P.J.N.), Magdeburg, Germany.

From the Department of Neurology (S.A.S.), University of California, Irvine, Irvine, California; Department of Radiology (N.S.-B., J.H.G.), University of Cambridge, Cambridge, UK; Department of Radiology (N.S.-.B., J.C., J.H.G., D.S.), Cambridge University Hospitals, Cambridge, UK; and German Center for Neurodegenerative Diseases (P.J.N.), Magdeburg, Germany.

From the Department of Neurology (S.A.S.), University of California, Irvine, Irvine, California; Department of Radiology (N.S.-B., J.H.G.), University of Cambridge, Cambridge, UK; Department of Radiology (N.S.-.B., J.C., J.H.G., D.S.), Cambridge University Hospitals, Cambridge, UK; and German Center for Neurodegenerative Diseases (P.J.N.), Magdeburg, Germany.

From the Department of Neurology (S.A.S.), University of California, Irvine, Irvine, California; Department of Radiology (N.S.-B., J.H.G.), University of Cambridge, Cambridge, UK; Department of Radiology (N.S.-.B., J.C., J.H.G., D.S.), Cambridge University Hospitals, Cambridge, UK; and German Center for Neurodegenerative Diseases (P.J.N.), Magdeburg, Germany.

From the Department of Neurology (S.A.S.), University of California, Irvine, Irvine, California; Department of Radiology (N.S.-B., J.H.G.), University of Cambridge, Cambridge, UK; Department of Radiology (N.S.-.B., J.C., J.H.G., D.S.), Cambridge University Hospitals, Cambridge, UK; and German Center for Neurodegenerative Diseases (P.J.N.), Magdeburg, Germany.