osteolysis

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Related to osteolytic: Osteolytic lesion

osteolysis

[‚äs·tē′äl·ə·səs]
(medicine)
Degeneration of bone tissue.
(physiology)
Resorption of bone.
References in periodicals archive ?
The significantly lower percentage of osteolytic lesions in the HIVpositive patients may have been due to their lower percentage of bone marrow plasma cells, as MM cells activate osteoclasts and influence the bone marrow environment, thereby promoting lytic bone lesions.
Chordomas are rare, slow-growing malignant yet locally aggressive osteolytic primary bone tumours derived from intraosseous remnants of embryonic notochord principally arising in the midline.
However, in present cases the osteolytic changes were observed at lower mandible, near root of teeth and in adjoining area by radiograph.
A spinolumbar radiograph demonstrated osteolytic lesions in both T11 pedicles.
Caption: FIGURE 5: Control CT and MRI of the pelvis 2 months later: osteolytic destruction of the massa lateralis with fluid around the piriformis muscle and the ilium bone.
13) After reviewing cases of isolated tuberculosis of the patella in the English literature (Table 1), a common radiographic finding was observed in almost all cases of an osteolytic lesion, which if detected early is usually contained, but in advanced stages, it breaches the articular surface to connect with knee joint or breaches the anterior cortex of patella to form a discharging sinus.
Another common accompanying finding in ALL patients presenting with hypercalcemia is osteolytic lesions (9, 12-14).
Primary bone marrow lymphomas produce mainly both hypercal- caemia and osteolytic lesions apparently due to ab- normal production of osteoclast activating factor but these findings are rare at presentation.
On CT examination, the part of the skull that is involved usually has a hyperdense osteolytic appearance and demonstrates no intense contrast enhancement.
Juvenile hyaline fibromatosis is a rare autosomal recessive disorder characterized by presence of tumor like lesions, particularly in the head and neck region, gingival hyperplasia and osteolytic bone lesions.
Osteolytic metastases; develop as a result of cytokine release which induces secretion of osteoclast activating factor which are responsible for nearly 20% of hypercalcemia cases in cancer patients 13,5,10,111.