264 ANCHYLOSIS OF THE JAAV. 



As my object in giving publicity to this unique 

 case is for the purpose of obtaining some infor- 

 mation on its probable origin, I shall conclude 

 this paper with a summary of an article " On 

 Anchylosis of the Alveolar Arch," in '' Oppen- 

 heim's Zeitschrift," Band xliv. page 376, as 

 given in the seventeenth number of the '' Medico- 

 Chirurgical Review," for January, ]852. 



The writer says, " Anchylosis of the lower jaw 

 may occur in three localities : 1st. The head of 

 the condyle may become fixed in the glenoid 

 cavity. This is the most frequent form, examples 

 of which are recorded by Sandifort, Blandon, Cru- 

 veilhier, Howship, Holcher, Hyrtle, and others. 

 2nd. The coronoid process may become attached 

 to the zygomatic arch. Of this, but two cases are 

 recorded. 3rd. The alveolar process may become 

 conjoined. Of this, there are examples besides 

 the one recorded by Dr. Werner, which is now 

 cited. 



*' S. R — , aet. 26 ; when three years old un- 

 derwent a severe salivation, after which the jaw 

 remained in a fixed state. Notwithstanding the 

 absence of masticatory power, he was well 

 nourished. The jaw was quite immovable, firm 

 pressure or traction exerting no efiect upon the 

 condition of the teeth. The incisors and molars 

 were, indeed, for the most part wanting ; the roots 

 of those which did exist projecting beyond the 

 alveoli of the diminutive jaw-bone. The jaws were 



