THE THYROID AND PARATHYROID. 



345 



The report of her condition in October, 1894, was as follows : 

 The treatment was continued and the amelioration persisted. The 

 edema completely disappeared, the teeth had grown, and there was 

 no longer the spongy condition of the gums of the superior maxilla. 

 The intellectual torpor had disappeared, and the child was more 

 lively ; she answered intelligently when interrogated ; she no 

 longer had the sensation of cold. She had grown considerably. 

 In October, 1895, the menses appeared, the general condition was 

 excellent, and the memory had returned. 



Figs. 186 and 187 show a case of goiter which was treated 

 with thyroid extract. 



w*. 



FIGS. 186, 187. Case of goiter before aud after treatment with thyroid extract 



(Flourens). 



Parathyroids. These are four small glandular bodies situated 

 one on the lateral and one on the mesial surface of each lobe of 

 the thyroid. They consist of columns of granular epithelium, 

 with vascular connective tissue between the columns. It is claimed 

 by some that after removal of the thyroid these bodies become 

 hypertrophied and perform its functions, and it has been supposed 

 that when after thyroidectomy the usual results do not appear it 

 is due either to the fact that some of the thyroid was left, or 

 else that these parathyroids took up its functions ; this is Gley's 

 explanation in the case of rabbits, in which ablation of the thyroid 



