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CONTENTS.

PAGE

PART III.

Author's own clinical experience—Volumetric Analysis of the

urine in cerebral disease. Aphasia of the ataxic form, occurr-
ing as the earliest indication of disease; curious chain of
morbid symptoms, eventually merging into general paralysis.
Question of the testamentary capacity of aphasics—M. Legrand
du Saulle. Three cases of aphasia in which the autopsy re-
vealed a healthy condition of the frontal convolutions. Im-
portance of examining the condition of the bones of the skull,
in the autopsies of patients who during life had exhibited
symptoms of impaired speech. Loss of Speech with Para-
plegia ; Spinal Symptoms. Ataxic Aphasia as a Climacteric

of the brain possessed by the ancients. Gall; the value of his

researches; the cerebral localisation of our divers faculties

A PH ASIA,

OR

Loss of Speech,

AND

THE LOCALISATION OF THE FACULTY OF ARTICULATE LANGUAGE.

PART I.

APHASIA is the term which has recently been given to the loss of the faculty of articulate language, the organs of phonation and of articulation, as well as the intelligence, being unimpaired. The pathology of this affection is at the present time the subject of much discussion in the scientific world; the French Academy devoted several of their séances during the year 1865 to its special elucidation, and the Medical Journals of France and of our own country have lately contained a good deal of original matter bearing upon this obscure feature in cerebral pathology.

In a short paper published in the “Lancet" for May 20, 1865, I drew attention to the existing state of our knowledge of the pathology of aphasia ; since that period I have had occasion to make researches among various British and foreign authors, and having

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