BLOOD DISEASES. 69 



ture, regulate the circulation, keep up secretions, and give easily 

 digested food. 



During the chill, warm blankets, legs hand-rubbed and ban- 

 daged, a light, clean, well-ventilated stall, but of moderate tem- 

 perature. 



If the pulse is strong and full at the onset, aconite or veratrum 

 viride may be used; in other cases stimulants may be indicated, 

 such as ammonium carbonate, alcohol. 



If the temperature be very high, quinine, antifebrin, antipyrin, 

 acetanilid, salines, as potassium nitrate in drinking-water or food. 



Laxatives, or even purges, may be indicated. 



Careful attention to the food is important. Bran mashes, 

 grass, carrots, apples, steamed oats, and small quantities of hay. 

 Coax the animal to eat, if only a small quantity. 



II. DISEASES OR CHANGES IN THE BLOOD. 



ANAEMIA. 



What are the synonyms ? 



Spansemia, hydrsemia, oligocythsemia. 

 Oligcemia is a lessening in the amount of blood. 

 Ischwmia is a localized anaemia. 



Define anaemia. 



It is a condition where there is a diminution in the number 

 of red blood-corpuscles and albumin. 



What is the aetiology? 



May occur in very young or very old animals; nervous, irri- 

 table horses, as well as pregnancy, all act as predisposing causes. 



Insufficient quantity and quality of food, bad hygienic sur- 

 roundings, overwork, lack of exercise, drains on the system from 

 acute or chronic diseases. 



Poisons in the blood, suppurations, repeated purgings or bleed- 

 ings, excessive weather, either hot or cold, are also among the 

 causes. 



What are the post-mortem appearances? 



The tissues are pale, thin, shrunken, and bloodless. If the 

 disease is of long standing, fatty changes can be noticed in the 

 various tissues. The blood is thinner and coagulates imperfectly, 



