DISEASES OF THE FEET. 



233 



nally. The caustic is to be employed every second day until the 

 wound becomes healthy. The stable should be well ventilated, 

 clean, and well drained. The animal should receive nourishing 

 food, and powd. gentian, drachms three; powd. sulphate of iron, 

 drachms two, should be used after the febrile symptoms have 

 disappeared. 



FALSE QUARTER. 



This consists of a false growth, or an abnormal secretion of 

 the horn of the wall. It is usually due to an injury in the region 

 of the coronet, such as treads, quittors, etc. This is not looked 

 upon as an unsoundness. Treatment is rarely adopted if the 

 case is an old one. If the coronet is diseased or injured, it 

 should be treated as an ordinary wound. 



SAND CRACK. 



Sand crack consists of a fissure in any part of the foot, com- 

 mencing at the coronet and extending to the bottom of the foot, 

 as a rule. It is generally seen on the inner 

 quarters of the fore foot and the toes of the 

 hind feet. A crack in the center of the foot 

 is termed a center crack, and when situated 

 in the quarter a quarter crack. 



Sand crack connnences at the thin upper 

 margin of the wall, and is usually small and 

 insignificant at first, but it gradually ex- 

 tends downward and inwards until it 

 reaches the bottom. There is more or less 

 lameness in connection with it from the 

 fact that wdien the animal is made to move 

 the crack opens and closes, ])inching the Fig. 65— Quarter Crack 

 sensitive structures and causing excruciating Showing clasp, 

 pain. 



Treatmkxt. — Iicmove the shoe and a[)iily poultices and 

 fomentations to relieve the ii-ritation, after which carefully trim 

 the edges. The crack must be prevented from extending any 



