114 CANINE DISTEMPER 
Signs of a Previous Attack of Distemper.—It is certain 
that if a practitioner were asked to state definitely 
whether a dog brought to him suffering from chorea had 
comparatively recently been a victim of distemper he 
would, in the absence of any history, be sorely exercised 
to give an opinion. He would, however, be extremely 
suspicious that such was the case, and he might endeavour 
to confirm this view by searching for the few signs occa- 
sionally discoverable after an attack, such as deafness, 
defective sight (cataract, keratitis, corneal cicatrices, etc.), 
Fic. 10.—PARALYSIS OF THE CORD. 
(Miller and Glass, ‘‘ Diseases of the Dog.’’) 
decay or erosions of dental enamel, and the black or 
dark brown pigmented areas which may be found on the 
abdomen, thighs, ear-flaps, or other parts, marking the 
spots where pustules had previously been, and assuming 
a size ranging from that of a pin’s head to a pea. 
The Paralyses—/Paralysis.— Paralysis is a diametrically 
opposite condition to convulsions, and may be described 
as a loss of motion or sensation in a living part or 
member, as opposed to the diseased involuntary contrac- 
tions of the same parts when affected with convulsions. 
Paresis.—A distinction may be drawn between para- 
lysis, or entire loss of movement, and paresis, or partial 
disability, as evidenced by lameness or weakness from 
