NECROSIS OF THE CARTILAGE OF THE LEFT NOSTRIL. 315 



Treatment. — The nasal bone was trephined over the most prominent 

 portion of the swelhng and along the median line, disclosing a fragment 

 of necrotic tissue on the cartilaginous septum. The opening was 

 enlarged, the edges rounded off, and the necrosed cartilage removed by 

 curetting. The wound thus produced was washed out with carbolic 

 solution, and its margins touched with tincture of iodine. A gauze 

 drain was passed into each of the nasal cavities. 



During the next few days the wound was cleansed night and morning 

 with I per cent, creolin solution, and the drains occasionally renewed. 



Treatment ceased on the ist December. The animal returned to 

 work. Cure became complete after a time. Respiration was only 

 slightly interfered with, the diminution in size of the nasal cavities 

 opposite the old necrotic centre being trifling. 



NECROSIS OF THE CARTILAGE OF THE LEFT NOSTRIL. 



16. A nine-year-old gelding brought for examination on the 20th 

 October, 1895, with the following history : About two months ago the 

 animal, while in the same stable, had been bitten on the nose by 

 another horse. Treated with carbolic lotion the cutaneous wound 



Fig. 27. — Necrosis of tfie nasal cartilage. 



healed rapidlj-, but the inner part of the nose became swollen and a 

 more or less abundant discharge continued. 



State on Examination — A little purulent discharge ran from the 

 lower portion of the left nostril. The inner wing of the nostril 

 throughout its entire extent — but especially towards its upper part — 



