COMMON DISEASES OF SWINE 341 
each), and vaseline (three ounces). Hot fomentations may 
also be used. 
“Sore teats should he bathed daily with white lotion (one 
part zinc sulphate, three-fourths of a part lead acetate, and 
thirty parts water) until healed.” 
ECZEMA. 
Eczema, and similar skin troubles, can usually be success- 
fully treated by washing or spraying with a one per cent 
solution of creolin, or some of the well-known tar disinfectants. 
The hog should be kept in a clean, dry place, and out of the 
sun until cured. It sometimes requires time to effect a cure, 
and the treatment should be given every day until the disease 
is conquered. 
RHEUMATISM. 
In northern latitudes, rheumatism often occurs among 
swine, especially during cold, damp weather. Damp, ill-ven- 
tilated pens are a common cause, and it may sometimes be 
caused by overfeeding. Piggeries built with stone or concrete 
walls and floors are generally more dangerous than those built 
of wood. When such walls are hollow and the floors insulated 
with a tar layer, they are much safer. 
The hog becomes very lame and stiff and moves about with 
difficulty. Sometimes the joints become swollen and very 
painful, and the animal becomes practically helpless. In such 
cases it is seldom that the hog makes a recovery. 
The feeder must be on his guard against this disease. 
Dry, well-ventilated pens and careful feeding will generally 
enable him to avoid disaster. Animals which become affected 
should be kept in dry, warm quarters. Dr. Craig (“ Diseases 
of Swine’’) says: “ Salicylate of soda is the most useful drug 
