86 MANUAL OF EQUINE MEDICINE. 



In the cervical and in the caudal region there is a papilla- 

 like eminence. 



The length of the parasites is about three or four times 

 that of a white blood-cell. They are whitish in colour, and 

 appear in the field to attach themselves to the red corpuscles. 

 The white corpuscles are increased in number. 



Treatment. — Turpentine, carbolic acid, and other anti- 

 septics are worthy of trial. 



MALADIE DU COIT. 



Synonyms. — Syphilis du cheval ; epizootic paralysis ; 

 contagious eczema; verole. 



Definition. — Is a specific contagious disease, characterized 

 in the early stages by morbid lesions in the urino-genital 

 apparatus. 



Varieties. — Benign and Malignant. 



Geographical Distribution. — The disease was seen in 

 Eussia in 1796. Since then it has occurred in parts of 

 Africa, Egypt, and most European countries. There is no 

 record of its occurrence in Spain, Belgium, and Great 

 Britain. 



Etiology. — The origin of the disease is obscure. It has 

 not been proved to have any relationship with syphilis. 



Symptoms of the Benign Form. — In the female this 

 disease appears in one to fourteen days after copulation. 

 The first symptoms are often so slight as not to attract atten- 

 tion. The symptoms are the same as those shown in 

 oestrum ; but in this disease the sexual desire is unsatiable. 

 The vaginal mucous membrane is red, and discharges a muco- 

 purulent fluid, which, slight at first, becomes thick and 

 viscid and coagulates on the adjacent parts. Pustules about 

 the size of millet seeds appear in the vagina and fossa navi- 

 cularis. The pustules become ulcers, which rapidly heal and 



