KIV. SYNOPSIS OF CHAPTERS. 



CHAPTER XII— DISEASES OF THE DIGESTIVE 

 SYSTEM. Generally arise from errors of diet. Concentrated 

 foods dangerous. Diseases of the digestive system of sheep A'ery 

 numei'ous. Aphtha, sore-mouth, frequently fatal. Affects suck- 

 ing lambs. Ewes become inoculated from their young. Cause of 

 ■disease unknown. Symptoms and treatment. Obstruction of the 

 gullet may occur in the pharynx. Symptoms dependant also on 

 derangement of pneumogastrie and sympathetic nerves. Treat- 

 ment, entirely operative, ilethods. The trocar, and its uses. 

 Bloat, also called Hoven or Blasting, not a disease; due to fer- 

 mentation of contents of rumen. Symptoms and treatment. Loss 

 of Cud, not a disease, but a condition. Impaction of the Om- 

 asum, often due to pastvire containing astringent herbs. Impac- 

 tion of the Eumen, a mechanical distention of the organ. Wheat 

 produces this condition. Fatal terminatioiis freqiient. Symp- 

 toms, dintingulshed from bloat by examining left flank. Treat- 

 ment, both medicinal and operative. Intestinal obstructions, 

 Wool-balls, Stony Concretions, Calculi, Rupture, Hernia, 

 Strangulation, Stricture, Volvulus, Intus-susception. Impaction 

 of the fourth stomach of lambs, due to milk curdling. Colic, a 

 rare affection among sheep. Inflammation of the Bowels. Not 

 common in sheep. Diarrhoea results usually from mismanage- 

 ment. May be a symptom of some other condition. May be due 

 to any of many different causes. Diarrhoea of Lambs, White 

 Skit, virtually due to constipation. The Green Skit, due to ex- 

 posure and dietetic errors. Treatment for diarrhoea in adult 

 sheep, also for white and green skit. Dysentery, frequently 

 fatal; of a typhoid character. Finding. Flies and maggots at- 

 tack the hind quarters. Remove wool and keep parts clean. 

 Make affected animals comfortable, give good hygienic surround- 

 ings. Constipation, rectal injections beneficial. Imperforate 

 Anus, a surgical operation necessary. Flemorrhoids, Piles, pile 

 ointments. Peritonitis, a rare disease in sheep, may result in old 



