SECTION II.. Diseases of the Digestive Apparatus.

DISEASES OF THE DIGESTIVE APPARATUS. SEMIOLOGY OF THE DIGESTIVE APPARATUS 106

I. DISEASES OF THE MOUTH 121 Stomatitis 121 Simple stomatitis 121 Catarrhal stomatitis in sheep 122 Necrosing stomatitis in calves 123 Mycotic stomatitis in calves 124 Ulcerative stomatitis in sheep 125 General catarrhal stomatitis in swine 126 Ulcerative stomatitis in swine 127 Mercurial stomatitis 128 Glossitis 130 Superficial glossitis 130 Acute deep-seated glossitis 131 Chronic glossitis 132

II. DISEASES OF THE SALIVARY GLANDS, TONSILS AND PHARYNX 134 Parotiditis (Parotitis) 134 Acute parotiditis 134 Chronic parotiditis—Parotid fistula 136 Inflammation of the submaxillary salivary gland 137 Tonsilitis in pigs 138 Pharyngitis 138 Pseudo-membranous pharyngitis in cattle 141 Pseudo-membranous pharyngitis in sheep 142 Pharyngeal polypi 143

III. DISEASES OF THE ŒSOPHAGUS 145 Œsophagitis 145 Stricture of the œsophagus 148 Dilatation of the œsophagus 149 Œsophageal obstructions 152 Ruptures and perforations of the œsophagus 157

IV. DEPRAVED APPETITE—THE LICKING HABIT—INDIGESTION 158 Depraved appetite in the ox 158 Depraved appetite in calves and lambs 160 Colic in the ox 162 Colic due to ingestion of cold water—Congestive colic 162 Colic due to invagination 163 Colic as a result of strangulation 167 Diseases of the stomach 169 Indigestion 170 Gaseous indigestion 170 Impaction of the rumen—Indigestion as a result of over-eating 175 Impaction of the omasum (third stomach) 179 Abomasal indigestion 182 Acute gastric indigestion in swine 185

V. INFLAMMATION OF THE GASTRIC COMPARTMENTS 186 Rumenitis—Reticulitis—Gastritis 186 Acute gastritis 188 Catarrhal gastritis in swine 190 Ulcerative gastritis 191 Chronic tympanites 194 Gastric disturbance due to foreign bodies 198 Tumours of the gastric compartments 202

VI. ENTERITIS 203 Acute enteritis 203 Hæmorrhagic enteritis 206 Chronic enteritis (Chronic diarrhœa) 207 Dysentery in calves 210 Diarrhœic enteritis in calves 212

VII. POISONING 215 Poisoning due to food 215 Poisoning by caustic alkalies 216 Poisoning by caustic acids 217 Poisoning by common salt 217 Poisoning by the nitrates of potash and soda 217 Poisoning by tartar emetic 218 Poisoning by arsenic 218 Phosphorus poisoning 219 Mercurial poisoning 219 Lead poisoning: Saturnism 220 Copper poisoning 221 Carbolic acid poisoning 221 Poisoning by aloes 221 Iodoform poisoning 222 Iodine poisoning: iodism 222 Strychnine poisoning 222 List of plants poisonous to stock 223 Colchicum poisoning 256 Poisoning by annual mercury 256 Poisoning by bryony 256 Poisoning by castor oil cake 257 Poisoning by cotton cake 257 Poisoning by molasses refuse 258 Diseases produced by distillery and sugar factory pulp 259

VIII. PARASITES OF THE DIGESTIVE APPARATUS 263 Gastro-intestinal strongylosis in sheep 263 Lumbricosis of calves 267 Strongylosis of the abomasum in the ox 268 Parasitic gastro-enteritis, diarrhœa, and anæmia in cattle, sheep and lambs 268 Intestinal coccidiosis of calves and lambs (Psorospermosis, hæmorrhagic enteritis, bloody flux, dysentery, etc.) 271 Intestinal helminthiasis in ruminants 275

IX. DISEASES OF THE LIVER 279 Congestion of the liver 280 Nodular necrosing hepatitis 280 Cancer of the liver and bile ducts 282 Echinococcosis of the liver 283 Suppurative echinococcosis 288 Cysticercosis 290 Distomatosis—Liver fluke disease—Liver rot 293