REPORTS OF CASES. 
491 
far as to volunteer their services to prepare a bill in our favor, 
but not knowing just what we wanted, did not for that reason 
only- 
Now, in closing, I wish to say that we can have one or 
two meetings before the next legislature convenes, which 
will give us ample time to exchange ideas and find out what 
kind of a law we want enacted, and I shall be very much 
pleased to have this matter thoroughly discussed at this 
present meeting, so that some conclusions can be arrived at, 
and if my paper meets with the approval of this association, I 
have been only too glad to read it; but if not, 1 am sorry, 
and hope that none have taken offence. 
REPORTS OF CASES. 
“Careful observation makes a skillful 'practitioner , but Ms skill dies with him. 
By recording his observations he adds to the knowledge of his profession , and assists 
by Ms facts in building up the solid edifice of pathological science .”— Veterinary 
Record. 
MEDULLARY CANCER IN THE POSTERIOR VENA CAVA. 
By Dr. E. J. List, Havana, Ill. 
On the 25th of July I was called to see a small cart mare 
which was driven to a milk wagon. I arrived about half an 
hour later, to find the mare dead. Upon casual observation 
it was found that she had died horn internal hemorrhage, 
as mucous membranes were very pale and livid. She had 
passed considerable blood per anus. Upon inquiry I learned 
from the owner that the animal was in perfect health seem¬ 
ingly before she was hitched, eating her usual feed and start¬ 
ing off in good spirit, but after three or four blocks she began 
to lag back; presently she was noticed to pass blood per 
anus. As soon as she was found to be sick she was taken 
back to the barn with difficulty, and I was called. In all she 
had been bleeding about three quarters of an hour before she 
died. Being accompanied by Dr. Robinson, my assistant, we 
set about to hold a post-mortem. On cutting through into 
the abdominal cavity in the usual manner, and removing 
