B/S£:aSES of the rectum and anal region 217 



half an inch from the sphincter of the anus, with a Symes' 

 knife or fine scalpel. The interior is then scraped with a 

 small sharp curette (see Fig. 40), and the whole of the 

 secreting Iming destroyed. The parts are then treated anti- 

 septicall}' like an ordinary- wound. 



Prognosis. — If the operator has sha\ed around the part and 

 otherwise practised antiseptic precautions, he may safely 

 promise a complete and rapid recovery. The author has 



V\g. 142. — Anal Adenomata.' 



never seen or heard of a bad result in consequence of the 

 complete obliteration of one or both anal glands. 



Rectal and Anal Tumours. 



These are treated, where possible, as already described 

 (see p. 66). Unfortunatel}-, they are often of a malignant 

 nature, the chief varieties being anal adenomata in connection 

 with the anal glands, fibromata in ver\- fat, unhealthy dogs, 

 and.carcinomata of the rectum. 



' For this photograph I am indebted to Professors Mettam and 

 Wooldridge. 



