108 ROARING. 



in lancing the gums, feeding upon prepared food, and 

 thus abating any immediate symptoms, without at- 

 tending to the cough, which will subside when den- 

 tition is perfected. 



ROARING. 



This consists in any unnatural sound emitted during 

 inspiration. Some horses make a noise in breathing, 

 even when standing still ; but in general the sound is 

 heard only during exertion. It is caused by any 

 impediment to the passage of the air through the 

 nostrils, fauces, larynx, or trachea. 



Roaring is either acute or chronic. Acute roar- 

 ing is consequent upon some disease, and usually 

 subsides as the disorder which occasioned it is mas- 

 tered. Chronic roaring, which is decided unsound- 

 ness, is not so easily got rid of. Any tumour in the 

 nostrils, or thickening of the nasal membrane; any 

 effusion into the fauces, or enlargement of the glands, 

 may produce it ; and then it will occasionally yield 

 to treatment, but it requires a Member of the Royal 

 College of Veterinary Surgeons to point out the mea- 

 sures which should be adopted. It is very frequently 

 induced by the colt being cruelly lunged, or by its 

 head being unnecessarily reined up during the process 

 of breaking. If the animal escape this danger, how- 

 ever, should he be destined for one of the carriages 

 of the nobility, he will generally upon being taken 

 into work become a roarer. Fifteen out of every 

 twenty roarers are carriage-horses. These animals 

 are not more than others disposed to exhibit this affec- 

 tion : but it is the fashion to rein them tightly, in 



