DISEASES AND INJURIES OF THE LEGS. 207 



and cooling; but when the fever has abated, it must be of the most 

 nourishmg kind, in order to compensate for the great waste of tissue 

 and emaciation which are so characteristic of open joint. 



WINDGALLS. 

 (see PLATE III. 



Defiiiitioii. — Windgalls are soft, pulpy swellings in the neighborhood 

 of the fetlock joints. They may vary in size from a pin to a large hen's egg. 

 Fig. 106. 



Fig. lOG. 

 External appearance of windgaUs. 



Etiology. — They more commonly arise from over-exertion and irri- 

 tation of the parts than from actual sprain. Indeed the fetlock joint is 

 so constructed that it is very rarely sprained. 



Treatment. — Apj^ly a stimulating ointment: 



Iodide of potassium 3 ij. 



Lard § i j. 



or, if preferred, the biniodide of mercury ointment: 



Biniodide of mercury | i. 



Lard § x. 



Even if absorbed, they are very apt to return when the horse is put to 

 work again. 



