BODY OF THE HORSE, ITS EXTERNAL ACCIDENTS AND DISEASES. 379 



Other times they do a great amount of harm ; interrupt the circulation, 

 breathing, mastication, cause paralysis when on the brain, and injure 

 the eye when near it. 



How to know it. — Fatty tumors,, as the name indicates, are fatty in 

 composition, and grow oftencr on the internal organs, sometimes around 

 joints. Fibrous are hard, caloused, fleshy lumps like shoe boils, lumps 

 on the ribs, etc. Bony tumors are similar in structure to bone, though 

 not so dense ; they grow on bones, and are often the results of bruises. 

 Cartilaginous tumors are those that grow on cartilages, and are a part 

 of them ; are seen on the brisket, shoulder blades, etc. Glandular tumors 

 are hypertrophied glands, abnormal growth of the glands, and they 

 become indurated and i-emain so — see goitre and inflamed parotid gland. 

 Fungoid tumors, are those that sprout up like fungus ; they are exuberant 

 Igranulatious, and bleed easily when touched ; they are seen quite often 

 iiround the eyes, and may grow from the surface of any wound. 



What to do. — Treatment of tumors, almost always involves surgery 

 iLhat requires a qualified veterinary surgeon to perform. The knife 

 should never be used to any extent, except by an expert. 



XII. Goitre. 

 This is hypertrophy of the thyroid gland, that is situated on the under 

 side of the neck, about five to eight inches 

 below the angle of the lower jaw, on each 

 side of the windpipe. It sometimes attains 

 the size of a child's head, and presses 

 against the trachea, so as to interfere with 

 the breathing. 



Causes. — The cause is unknown. 

 How to know it.— By the large, hard 

 lump on the side of the neck. It is mova- 



GOITRE OR BRONCHOCELE. , , • •.• j 11 



ble, insensitive, and grows slowly. 

 What to do. — Wash it thoroughly once a day with hot water and soap, 

 to remove all dirt, scurf, etc., then, when dry, rub well in a piece as large 

 as a chestnut of the following ointment : 



No. 31. 2 Drachms iodide of potash, 



2 Ounces lard, 

 Powder and mix. 



Continue tnis for three or four weeks Treatment may be carried on 



while working. 



Xm. Inflamed Parotid Gland. 



These glands are situated on each side of the throat, running from very 



near the ear to the angle of the lower jaw, and are about the size of a 



medium sized hand. 



