. Elementary and dental radiography / by Howard Riley Raper . -, suffered recurrent attacks of 5-welling and pain in the region of the submaxillary gland on one Fig. 249. The arrows point to a spot having the appearance of a bone whorl. It is not a bone whorl, however. The attacks seemed to follow the taking of sour foods. A radiograph(Fig. 251) was made. The arrow points to a stone in the submaxillaryduct. Because the patient had had a stone removed from the same ductseveral years previously, and because the gland was considerably thick-ened, simple removal of the stone was thought to
. Elementary and dental radiography / by Howard Riley Raper . -, suffered recurrent attacks of 5-welling and pain in the region of the submaxillary gland on one Fig. 249. The arrows point to a spot having the appearance of a bone whorl. It is not a bone whorl, however. The attacks seemed to follow the taking of sour foods. A radiograph(Fig. 251) was made. The arrow points to a stone in the submaxillaryduct. Because the patient had had a stone removed from the same ductseveral years previously, and because the gland was considerably thick-ened, simple removal of the stone was thought to be contraindicated, anda more radical operation involving the removal of the entire gland wasperformed. 218 DENTAL RADIOGRAPHY 42. Tn Cases of Bone Cysts. A cyst is an organized structure consisting of a sac-like wall to-gether with its contents, especially one of pathological formation orabnormal development.—Applctons Medical Dictionary. Fig. 250. The dark shadow to which the arrow points is a bone whorl. (Radiograph by Pancoast, of Philadelphia.) According to this definition all chronic alveolar abscesses are cysts—bone cysts, because they occur in bone.
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