Manual of dental surgery and pathology . ndividual so fortunate as to have never ex-perienced the pain which commonly accompanies it. IlTeverthe-less, it is remarkable that no one amongst its numerous andtalented investigators has yet offered for a disease so commonand ap[>arently so favoral)le for observation an explanation ofits causes or nature that has been at all generally accepted bydental practitioners. The most diversified and opposite viewshave been i)Ut forward, and to the speculative here are theoriesto the hearts content. It will be our duty to notice the mostimportant of these,
Manual of dental surgery and pathology . ndividual so fortunate as to have never ex-perienced the pain which commonly accompanies it. IlTeverthe-less, it is remarkable that no one amongst its numerous andtalented investigators has yet offered for a disease so commonand ap[>arently so favoral)le for observation an explanation ofits causes or nature that has been at all generally accepted bydental practitioners. The most diversified and opposite viewshave been i)Ut forward, and to the speculative here are theoriesto the hearts content. It will be our duty to notice the mostimportant of these, but we shall first attempt to describe whatactually takes place if we watch the disease from its commence-ment to its termination. According to our own observations, made when it has com- Trans. Odont. Soc, vol. iv. p 227, old series. DENTAL CARIES. 115 menced in positions favorable for observation, the first mani-festation of its existence bas been a small whitish o[)aque spoton the enamel as contrasted with the yellowish and somewhat. A section of tooth affected with caries. On the upper part at the ri{,ht side will be seen a smallpiUtion of enamel involved ; the rods appear more distinct than when normal, and also exhibitthe transverse markings. In the affected dentine the tubuli appear more distinct, with tendencyto separate from each other; the portions are seen dipping down amongst the healthystructure in the direction of the pulp cavity. That portion situated between the diseased andhealthy tissue, and where the markings of the tubuli are less distinct, is the translucent zone ofTomes. (From a section in possession of the author.) opalescent appearance of that structure. In its progress it gene-rally assumes a somewhat darker, light brown, or fawn color,though this much depends ujion the rate of its progress, forwhere tins is very rapid, a light color is maintained through-out. Microscopical examination at the earliest stages, which itis difficult to conduct o
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectdentist, bookyear1882
