LIST OF ILLUSTKATIONS xvii 



11. Moderate active hyperplasia, thyroid common fowl (Gallus domesticus) 



illustrating the disappearance of colloid and the infoldings of the 

 high columnar epithelium 276 



12. More advanced active hyperplasia, thyroid of common fowl (Gallus 



domesticus) showing greater infoldings and variations in size of 

 alveoli 277 



13. Simple marked active hyperplasia, thyroid of sheep, marked infoldings 



and plications, very high columnar epithelium 278 



14. Active hyperplasia, thyroid of man, illustrating the -irregular size and 



distortion of the alveoli, 'reduced colloid, high columnar epithelium 

 and increase in stroma 278 



15. Exhaustion atrophy, thyroid of bony fish (Salvelinus fontinalis) . . 279 



16. Colloid goiter in bony fish (Salvelinus fontinalis), illustrating the rest- 



ing or recovery stage of an active hyperplasia 281 



17. Colloid goiter in sheep 281 



18. Colloid goiter in man (from case of clinical exophthalmic goiter), il- 



lustrating the lymphoid hyperplasia, the irregular size of the alveoli, 



uniform colloid and low cuboidal epithelium 282 



19.- Moderate active hyperplasia, thyroid of dog 282 



20. Section of same thyroid shown in Fig. 19, removed 10 days later . . 283 



21. Section of same thyroid shown in Figs. 19 and 20, removed 14 days 



later 283 



22. Simple adenoma from endemic goiter in man, showing capsule, slight 



active hyperplasia of well differentiated thyroid tissues .... 289 



23. Simple adenoma, colloid phase 290 



24. Simple adenoma (colloid phase), showing the absence of true capsule 



but presence of a rudimentary false capsule 291 



25. Intermediate adenoma showing small but differentiated alveoli . . . 291 



26. Intermediate adenoma illustrating borderline type between the ar- 



bitrary divisions of fetal and intermediate adenomas 291 



27. Fetal adenoma 291 



28. Fetal adenoma, illustrating the tubular effect 292 



29. Interior of fetal adenoma in colloid phase illustrating more marked 



degree of failing nutrition, hyalinized stroma 292 



Hypothyroidism 



NELSON W. JANNEY 



1. Sporadic cretinism with acromegaly 393 



2. Typical cretin 399 



3. The cretinic stare 3 " 



4. Cretinic feet .: 400 



5. Hypothyroidism in a girl of 10 years 400 



6. Cretinism with idiocy, female, aged 23 years 401 



7. The stature of cretins compared with normal individuals of the same 



age : . 402 



8. Mild myxedema ' .403 



