Injuries of nerves and their consequences - Reflex Sympathetic ...

LESIONS OF SPECIAL NERVES. 335
of otlier traumatic palsies; but iu deep injuries
of the
ear by a missile, as in most nerve wounds involving
closely related bone, the prognosis is usuall}- hopeless,
while iu the external cases, even of severe wounds,
recoveries are not uncommon. We should not, however,
despair until long periods have passed and the muscles
have been often and patiently tested by the galvanic current
or by faradisation.
I am indebted to Dr. Allison, resident physician at the
Pennsylvania Hospital, for the following notes of a case
of traumatic palsy of the left hypoglossal nerve, which occurred
in the service of Dr. T. G. Morton. I have already
referred to it in discussing the subject of trophic nerves.
Case 64.— Pistol-ball wotmd of the left hypo