290 THE DISEASES OF CATTLE. 



in one hind leg ; pulse quick and hard ; chewing cud 

 may be suspended, appetite lost, &c. 



The disorder may be caused by blows, scratches, or other 

 injuries, and perhaps from plethora at the time of calv- 

 ing. Heifers are especially liable to the disorder, and the 

 heat of summer is said to be an exciting cause. 



Remedy. — Bleed and purge if necessary. Foment ud- 

 der with warm water; apply linseed poultice containing 

 2 to 4 drams of extract of belladonna. Milk regularly. 

 Draft : Bicarbonate potassium, 1 oz., tincture aconite, 40 

 drops, water in proportion; or, nitrate potassium, 1 oz., 

 tincture aconite, 40 drops, water in proportion, every 4 

 hours, and then 3 times daily as long as the temperature 

 remains high. 



For chronic hardening inject bicarbonate of potassium, 

 1 dram, water, 1 oz. Rub with acetic liniment. Draft : 

 Bicarbonate potassium, 1 oz., iodide potassium, 2 drams, 

 water in proportion, twice daily. 



Sore and Obstructed Teats are caused by minute 

 tumors and milk stones in the canal of the teat. Pass a 

 silver or other probe. A clean, oiled knitting needle 

 will answer. Warts about the end of the teats should be 

 removed by ligature. Sore or chapped teats are best 

 treated with ointment of turpentine. 



ABORTION 



Is liable to occur frequently and at almost any period 

 of pregnancy. It is sometimes epizootic. It has many 

 causes, such as all kinds of unsanitary conditions, me- 

 chanical injuries, overdriving, innutritions and badly pre- 

 pared food, ergotized grain and poisonous plants, con- 

 sumption, sympathy (the sympathy of a well cow with an 

 aborted cow), malformations, blood and other diseases, 

 close in-and-in-breeding, the prolonged use of one bull in 

 a herd, &c. A cow that has once aborted is liable to 



