A treatise on the diseases of the bones / by Benjamin Bell.

Date:
1828
Catalogue details

Licence: Public Domain Mark

Credit: A treatise on the diseases of the bones / by Benjamin Bell. Source: Wellcome Collection.

Provider: This material has been provided by UCL Library Services. The original may be consulted at UCL (University College London)

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    DISEASES OF presents the peculiar characters of true cancer; and it frequently assumes that form of degenera- tion which has been variously termed Medullary Sarcoma, and Fungus Hasmatodes. Before any of these morbid conditions, however, are so fully developed as to be traced with accuracy, it com- monly happens that the parts in the vicinity have put on the same action, and have become more or less connected or massed with the diseased peri- osteum. It is proper, however, in a treatise of this kind, to state, that the periosteum is not exempted from those morbid changes which affect other tissues. 3. The periosteum, after having undergone those alterations in structure which are the result of chronic inflammation, sometimes remains per- manently thickened, and acquires a cartilaginous hardness. When this is the case, the vessels of its tissue put on a new action, and the earthy mat- ter of bone is deposited. This deposite, from its close approximation to the bone, in process of time becomes united with it, and gives rise to an affec- tion resembling, in some of its external characters, true Exostosis. Ossified periosteum, however, is commonly of a denser texture than exostosis; and