AND THEIR CONSEQUENCES.

BY

S. WEIR MITCHELL, M.D.,

Member of the National Academy of Sciences;

Fellow of the Philadelphia College of Physicians; Physician to the Philadelphia
Orthopedic Hospital and Infirmary for Diseases of the
Nervous System, etc.

"I hold every man a debtor to his profession; from the which as men of course do seek to receive
countenance and profit, so ought they of duty to endeavor themselves, by way of amends, to be a help
and ornament thereunto."-BACON.

PHILADELPHIA:

J. B. LIPPINCOTT & CO

Entered, according to Act of Congress, in the year 1872, by

J. B. LIPPINCOTT & CO.,

In the Office of the Librarian of Congress at Washington.

ΤΟ

WM. A. HAMMOND, M.D.,

PROFESSOR OF DISEASES OF THE MIND AND NERVOUS SYSTEM

AND OF

CLINICAL MEDICINE

IN THE

BELLEVUE HOSPITAL MEDICAL COLLEGE, NEW YORK;

Whose liberal views created the special hospital which furnished the chief experience of this volume; with admiration of his high qualities as physician and scholar, and with grateful memories of a long and constant friendship, I dedicate the

following pages.