596 Diseases of Bone. 



as cancerous, but without success, as the disease had returned on the spot. 

 The absorbent glands, both of the axilla and neck, were also diseased. 



"The sulDstance of the sternum is much thickened, and 

 rendered softer than its natural state. A Avhitish substance, 

 nearly cartilaginous, has formed on it before and behind. This 

 substance in some places not only enters but extends through 

 the sternum. It forms processes pushing outwards between the 

 cartilages of the ribs, and is intersected with hard membranous 

 septa." W. C. G. 44. 



6. 475. Scirrhus Cancer of the Sternum.— Larger portion of 



the previous preparation — in spirit, showing the extensive 

 involvement of bone on both aspects. W. C. G. 45. 



6/476. Scirrhus Cancer of the Sternum.— Section of the 



sternum of a woman — in spirit, illustrating the above. 



The patient died of cancer of the breast. The lungs were also 

 affected. 



The disease is present on both aspects of the bone, but is as 

 yet limited to the periosteum. B. C. i. 6. M. 14. 



TUMOURS OF THE JAWS. 



A. Lower Jaw. 



1. Cartilaginous. 



6. 477. Chondro-Sarcoma of Lower Jaw. — Section of what 



was a large fungus tumour — in spirit, illustrating the above. 

 It was removed from under the jaw. 



The tumour is lobulated externally, and is seen to be com- 

 posed of numerous nodules of cartilage, with connective tissue 

 intersepta. The nodules are softening and breaking down in 

 many places. B. C. i. 6, M. 34. 



