xvi 11 



FKit'RK 



LIST OF ILLUSTRATIONS 



PAGE 



404 



9. Severe myxedema 



10. The trancelike facial expression of myxedema 



11. The spadelike hands of myxedema 405 



12. Supraclavicular fat-padding in hypothyroidism 406 



13. Unusual photograph contrasting the generalized obesity of hypothy- 



roidism with the girdlelike obesity of pituitary disease .... 407 



14. Hypothyroid baldness 4 ' 



15. Alopecia Areata of hypothyroid origin 408 



16. The same myxedema patient before and after thyroid treatment . . 427 



17. Masked hypothyroidism; boy of 12 years ^ .434 



18. Thin cranium and under development of facial bones in a cretinous 



boy of 5 years 435 



19. Hands of cretinous boy of 5 years 436 



20. Masked hypothyroidism. Inability to gain nitrogen and weight on 



abundant diet 440 



SECTION III 

 THE PARATHYROID GLANDS AND THEIR DISEASES 



Anatomy, Embryology, Comparative Anatomy and Histology 

 of the Parathyroids 



E. Y. COWDRY 



1. Dorsal view of thyroid and parathyroid glands 501 



2. Diagram of median sagittal section of a human embryo showing posi- 



tion of gill clefts 502 



>. Diagram showing derivatives of branchial pouches 503 



4. Lateral lobe of the thyroid gland with included parathyroid of normal 



white rat 504 



f>. Lateral lobe of the thyroid gland with included parathyroid of young 



white rat held at maintenance of body weight by underfeeding . . 504 



'. Human parathyroid 505 



Physiology, Physiological Chemistry and Experimental Path- 

 ology of the Parathyroid Glands 



SUTHERLAND SIMPSON 



Sheep from which both lobes of thyroid, including internal parathy- 

 roids and two external parathyroids were removed 523 



Tracing from temporal muscles of sheep in tetany 187 days after both 

 lobes of thyroid, including internal parathyroids and two external 



parathyroids, had been removed 524 



Tracing from forelirnb of a dog in postoperative tetany . . . -. 528 



Hand of a monkey, dead after thyroparathyroidectomy 530 



Record of tremo.rs in hind and fore leg of a dog with complete section 

 of the spinal cord 531 



