Search Results for ossify

OSSEOUS METAPLASIA OF THE TESTIS Figure 11-133 OSSEOUS METAPLASIA OF THE TESTIS Left: An ossified nodule is present in the testis. Atrophic seminiferous tubules are seen at bottom. Right: The central zone of the nodule (top) consists of fibrin, likely reflecting a remote hematoma. More about this image found in OSSEOUS METAPLASIA OF THE TESTIS Left: An ossified nodule is present in th...

OSSIFYING RENAL TUMOR OF INFANCY Figure 1-121 OSSIFYING RENAL TUMOR OF INFANCY A: Grossly, these tumors are typically heavily calcified and as seen here often protrude into the renal pelvis. B: Most of the tumor consists of sparsely cellular osteoid containing nests of cells with small More about this image found in OSSIFYING RENAL TUMOR OF INFANCY A: Grossly, these tumors are typically he...

OSSIFYING FIBROMA Figure 9-25 OSSIFYING FIBROMA Left: Coronal reformatted CT image shows an ossifying fibroma involving the roots of the molar tooth. The lesion is well defined and demonstrates ground-glass attenuation with lytic areas. Above: Reformatted 3D CT image shows the tumor expanding More about this image found in OSSIFYING FIBROMA Left: Coronal reformatted CT image shows an ossifying fi...

CEMENTO-OSSIFYING FIBROMA Figure 9-29 CEMENTO-OSSIFYING FIBROMA Cemento-ossifying fibroma is well demarcated and contains interconnecting trabeculae of woven bone. More about this image found in CEMENTO-OSSIFYING FIBROMA Cemento-ossifying fibroma is well demarcated and...

PSAMMOMATOID OSSIFYING FIBROMA Figure 9-33 PSAMMOMATOID OSSIFYING FIBROMA Psammomatoid ossifying fibroma is well demarcated and contains numerous round aggregates of matrix. More about this image found in PSAMMOMATOID OSSIFYING FIBROMA Psammomatoid ossifying fibroma is well dema...

TRABECULAR OSSIFYING FIBROMA Figure 9-35 TRABECULAR OSSIFYING FIBROMA Trabecular ossifying fibroma is composed of woven bone trabeculae rimmed by osteoblasts with an edematous spindle cell stroma that contains congested blood vessels. Scattered osteoclasts are present. More about this image found in TRABECULAR OSSIFYING FIBROMA Trabecular ossifying fibroma is composed of w...

JUVENILE OSSIFYING FIBROMA Figure 9-27 JUVENILE OSSIFYING FIBROMA A: Reformatted coronal CT image demonstrates a circumscribed juvenile trabecular ossifying fibroma that contains fine areas of increased attenuation. B: Axial CT image shows the expansile nodular contour of the tumor that has More about this image found in JUVENILE OSSIFYING FIBROMA A: Reformatted coronal CT image demonstrates a ...

OSSIFYING FIBROMA Figure 9-32 OSSIFYING FIBROMA Infrequently, the neoplastic bone is focally lamellar in architecture. More about this image found in OSSIFYING FIBROMA Infrequently, the neoplastic bone is focally lamellar in...

OSSIFYING FIBROMA Figure 9-24 OSSIFYING FIBROMA The tumor arises in the maxilla, surrounds the roots of the molars, and bulges the buccal mucosa. More about this image found in OSSIFYING FIBROMA The tumor arises in the maxilla, surrounds the roots of ...

OSSIFYING FIBROMA Figure 9-28 OSSIFYING FIBROMA Resected tumor expands the maxilla, encroaches upon the roots of the molars, is well delineated, hard, and tan-white. The bone trabeculae are randomly oriented. More about this image found in OSSIFYING FIBROMA Resected tumor expands the maxilla, encroaches upon the ...

OSSIFYING FIBROMA Figure 9-26 OSSIFYING FIBROMA Left: Axial CT of the face shows a circumscribed mixed density mass involving the frontal sinus. Right: Sagittal reformatted CT image shows that the tumor has smooth contours and ground-glass attenuation. More about this image found in OSSIFYING FIBROMA Left: Axial CT of the face shows a circumscribed mixed d...

CEMENTO-OSSIFYING FIBROMA Figure 9-30 CEMENTO-OSSIFYING FIBROMA Left: Irregular trabeculae of woven bone and round aggregates of cementum are focally rimmed by osteoblasts and surrounded by spindle cells and collagen. Right: Abundant interconnecting trabeculae of woven bone are pseudopagetoid More about this image found in CEMENTO-OSSIFYING FIBROMA Left: Irregular trabeculae of woven bone and rou...

OSSIFYING FIBROMA Figure 9-31 OSSIFYING FIBROMA Left: Plump osteoblasts line the surfaces of the woven bone trabeculae; scattered osteoclasts are also present. The spindle cells are cytologically bland and arranged in short intersecting fascicles. Right: Flat osteoblasts cover the surfaces More about this image found in OSSIFYING FIBROMA Left: Plump osteoblasts line the surfaces of the woven b...