Kxperimoiital Operations on tht.' Pituitury 



89 



the previous removal of a portion of tlic uterus and f)vary. Thr pituitary 

 b<xly was exposed at the second operation, ))ut no portion of it was re- 

 moved ; instead, small pieces of tissue were exci.sed froui the base of the 



Fi(;. 14.\.— Dog 9 before control operation. (Photogiapli.) 



Fig. 14b.— Dog 9, 152 days after control operation. (Photograph.) 



brain in the neighbourhood. Neither of these animals showed any 

 symptoms until shortly before death, when one of them died with con- 

 vulsions. This animal was probably poisoned, for another bitch which 

 was chained up next to her died with convulsions at the same time. 

 In both cases death occurred many months after operation, and in neither 



