74 PBACTICE OF EQUINE MEDICINE. 



HYPINOSIS. 



What is the synonym? 



Hypoplasma. 



Define hypinosis. 



It is a condition of the blood in which the fibrin is diminished. 



In what diseases or conditions does it exist ? 



It is present in purpura hemorrhagica, in anaemia, in pro- 

 longed suppurations, in animals overworked, with improper food. 

 There is a defective coagulating power of the blood, which is not 

 perfectly arterialized. 



What are the indications for treatment? 



Build up the system by giving good food, moderate exercise, 

 fresh air. Tonics, stimulants, etc., are also beneficial. 



III. INFECTIOUS AND EPIZOOTIC DISEASES. 



INFLUENZA. 



What are the synonyms? 



Catarrhus epizooticus (epizootic catarrh), febris catarrhalis 

 (catarrhal fever), pink-eye, horse ail, horse disease, typhoid fever, 

 la grippe, gastro-conjunctivitis. 



Define influenza. 



It is a specific febrile disease, assuming various forms, char- 

 acterized by a catarrh of the mucous membranes of the respiratory 

 tract, and in some instances of the digestive tract, and associated 

 with marked debility out of all proportion to the intensity of the 

 fever and the catarrhal symptoms. 



The name influenza was given by the Italians, who believed 

 the disease to be due to some influence of the stars. 



What are the forms? 



Simple, thoracic, abdominal, rheumatic. The organs of vision, 

 of respiration, of circulation, of digestion, of innervation, as well 

 as the subcutaneous tissues, may be involved. 



What is the aetiology? 



The cause of equine influenza has been one of the hidden 

 mysteries and is still so, although the cocco-bacillus found by 

 Ligniers in the exudate and in the blood is given as the cause. 



Overwork, sudden changes of temperature, improper care and 

 feeding, bad air, etc., are conditions which aid in the development 



