. Oral pathology and practice. A text-book for the use of students in dental colleges and a hand-book for dental practitioners. fection. It is a breaking down of the tissues under the degenerative process,and is characterized by a worse series of syphilides, by necrosis ofthe hard, and ulceration, sloughing, and perhaps gangrene of thesoft tissues. It is a process of general destruction, and some of itsforms are repulsive in the extreme. The discharges are not,however, of such an infectious nature, and hence it is of less interestto dentists than the earlier forms of syphilis, but it should no
. Oral pathology and practice. A text-book for the use of students in dental colleges and a hand-book for dental practitioners. fection. It is a breaking down of the tissues under the degenerative process,and is characterized by a worse series of syphilides, by necrosis ofthe hard, and ulceration, sloughing, and perhaps gangrene of thesoft tissues. It is a process of general destruction, and some of itsforms are repulsive in the extreme. The discharges are not,however, of such an infectious nature, and hence it is of less interestto dentists than the earlier forms of syphilis, but it should not beimagined that they are wholly without danger. The period of incubation between the secondary or eruptiveand the tertiary or constitutional stages is very uncertain. Some- 200 ORAL PATHOLOGY AND PRACTICE. times the latter succeeds almost directly upon the heels of theformer, and in other instances years may elapse after the disap-pearance of the syphilides before tertiary symptoms becomemanifest. Dr. G. W. Wende, of the University of Buffalo, reportsone case in which only four weeks elapsed between the initial Fig. Gl mma upon the Dorsum of the Tongue (Gummatous Infiltration).(Wende.) sore and the appearance of tertiary symptoms. In four months syphilitic necrosis had eaten away nearly all the bones of the . destroyed the sight, and almost blotted out every feature. The author saw cases in the island of Cuba which assumed such lignant form that there were no marked stages or periods, TERTIARY AND HEREDITARY SYPHILIS. 26l the one succeeding the other so quickly. Indeed, hospital sur-geons in Havana report that a typical form there is almost or quiteincurable. The syphilides of the tertiary stage commence with the appear-ance of tubercles or gumma, the former being in the skin or mucous Fig.
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