DISEASES OP THE HOa. 61 



a sixth of a grain of pilocarpine dissolved in a little 

 warm water and administered liypodermically will 

 sometimes overcome obstructions. Coal cinders 

 should never be given to pigs. Charcoal and wood 

 ashes are safe, or better still, twenty pounds of 

 sifted coal ashes, six pounds common salt and one 

 pound superphosphate of lime, mix these well to- 

 gether and put into a trough in a convenient place 

 so that the pigs can get at it when they want it 



STRICTURE OF THE RECTUH. 



When there is great straining and difficulty in 

 evacuation stricture of the bowel may be suspect- 

 ed, and it is only after an examination that the 

 cause is found. There are several things which 

 . may happen to the bowel which would prevent 

 wholly or partially the evacuation of the feces. 

 First, thickening or other organic derangements of 

 the coats of the bowel; second, prolapsus of the 

 rectum; third, hard tumors and spasmodic stric- 

 ture. 



Symptoms: This affection is usually consider- 

 ably advanced before it is noticed, when there will 

 usually be constipation, with severe and painful 

 efforts to evacuate, and nothing but a small quan- 

 tity of mucus will pass. When these symptoms 

 are present no time should be lost in ascertaining 

 the nature of the derangement. The finger should 

 be oiled and introduced; if the cause is beyond the 

 reach of the fingers a bougie should be used. When 

 it is discovered what the ailment is it should be 



