. Oral pathology and practice. A text-book for the use of students in dental colleges and a hand-book for dental practitioners. 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
. Oral pathology and practice. A text-book for the use of students in dental colleges and a hand-book for dental practitioners. 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 Toads-Back Appearance in Infiltrations (papulo-hypertrophies) producing the so-called toads-backappearance. (Wende.) membrane, while the latter are subcutaneous or submucoid. The advent of either in syphilitic patients is an indication thatthe disease has passed the eruptive or secondary period, and hasreached the tertiary or constitutional stage. Tubercles are gran- 262 ORAL PATHOLOGY AND PRACTICE. tilar nodosities, usually very small and numerous, which may befelt in the epidermis. The gumma are thickened, swollen massesin the tissues beneath the surface, and are caused by infiltrationsinto the cellular structure. (See Figs. 87 and 88.) The latterusually appear as circumscribed, firm nodules, varying in size fromthat of a small cherry to that of an orange. At first the skin ormucous membrane is uncolored, but later it is apt to change to lividor purple, becoming thin at the apex and finally ulcerating. Thegumma are not ordinarily numerous, seldom exceeding three o
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