CHAPTER XLVI. 



HORSE AILMENTS AND HOW TO DOCTOR THEM. — Continued. 

 Heaves — Inflammations — Indigestion — Lameness — Lampas — Lung fever 



— Lice — Locked-jaw — Mange — Proud flesh — Pleuro-pneumonia — 

 Poll evil — Quittor — Roaring — Ringbone — Scratches — Stumbling — 

 Shoe-boil — Slavering — Setons — Strains — Sprains — Surfeit — Splint 



— Stocking — String-halt — Sweeney — Thrush — Tumors — Tail rub- 

 bing — Thick water — Thoroughpins — Thumps — Wind galls — 

 Worms. 



HEAVES. 



A VIOLENT heaving action of the ribs and flanks as the 

 air passes out of the lungs is known by the name "of 

 heaves, broken-wind, and thick-wind. It is very similar to 

 asthma in the human patient, but the asthma in man only oc- 

 curs in paroxysms or spells, whereas in horses it is constant, 

 especially so when the horse is exercising. 



When an animal is suffering from heaves or broken-wind 

 there is a peculiarity of breathing which cannot be mistaken, 

 particularly directly after violent exercise. The air is drawn 

 into the lungs in less time by a heavey horse than hj a sound 

 one, and with perceptible degree of labor. The effort of ex- 

 pelling air is accompanied by a peculiar difficulty which re- 

 quires a double effort, in the first of which, as described by Mr. 

 Blaine, the muscles operate and the other auxiliary muscles, 

 particularly the abdominal, are put on the stretch to complete 

 the expulsion more perfectly ; and that being done the flank 

 falls, or the abdominal muscles relax with a kind of jerk. 

 From this peculiarity of breathing the name heaves has been 

 given. The disease is generally preceded and accompanied by 

 a cough, perfectly characteristic, and by which an experienced 

 horseman would detect the disease in the i dark. 



"When the disease has become established there is no possi- 



(375) 



