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Updated: May 27, 2025
Syphilitic osteo-arthritis results from a gumma in the periosteum or marrow of one of the adjacent bones. There is gradual enlargement of one of the bones, the patient complains of pains, which are worst at night. The disease may extend to the synovial membrane and be attended with effusion into the joint, or it may erupt on the periosteal surface and invade the skin, forming one or more sinuses.
The name of Herophilus is still applied by anatomists, in honor of the discoverer, to one of the sinuses or large canals that convey the venous blood from the head. Herophilus also noticed and described four cavities or ventricles in the brain, and reached the conclusion that one of these ventricles was the seat of the soul a belief shared until comparatively recent times by many physiologists.
It usually commences in adolescence as a diffuse overgrowth first of one and then of both maxillæ; these bones are enlarged in all directions and project on the face, and the nasal fossæ and the maxillary and frontal sinuses become filled up with bone, which encroaches also on the orbital cavities.
Peckham was uttering these words in his thin, shallow whine, twanging up into the frontal sinuses. What was the use of losing his temper and throwing away his place, and so, among the consequences which would necessarily follow, leaving the poor lady-teacher without a friend to stand by her ready to lay his hand on the grand-inquisitor before the windlass of his rack had taken one turn too many?
The coronal suture. c. The apex of the lamboidal suture. d. "In human skulls, the superior curved ridge of the occipital bone and the occipital protuberance correspond, approximatively, with the level of the tentorium and with the lateral sinuses, and consequently with the inferior limit of the posterior lobes of the brain.
As regards the size of the English Pointer, we may say, that he averages in length about 3 feet from the tip of the muzzle to the base of the tail, and from 22 to 26 inches high. His head not bulky nor too narrow, the frontal sinuses largely developed.
However, sufficient work has been done to make it appear that the lymph channels which drain the eyes and orbits empty into the same main channel as do those which drain the sinuses.
The clinical features are those of an indolent hydrops, with or without melon-seed bodies, or of uniform thickening of the wall of the bursa; the tuberculous granulation tissue may break down into a cold abscess, and give rise to sinuses.
In certain fibromas in those, for example, which grow from the periosteum of the base of the skull and project into the naso-pharynx the blood vessels are dilated into sinuses and have no proper sheaths; they therefore tend to remain open when divided, and to bleed excessively.
Everything involved in voice production and many things that are not, have been taken up one at a time and made the basis of a method. One builds his reputation on a peculiar way of getting the tone into the frontal sinuses by way of the infundibulum canal, and makes all other things secondary.
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