lamellar bone


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Related to lamellar bone: woven bone

lamellar bone

[lə′mel·ər ¦bōn]
(histology)
Any bone with a microscopic structure consisting of thin layers or plates.
References in periodicals archive ?
Typically, lesions include Haversian canals and lamellar bone surrounded by dense fibrous tissue.
In contrast,-"true" lamellar bone is surrounded by osteoblastic activity, and this feature is important in the differential diagnosis between ossifying fibroma and fibrous dysplasia (1).
A, Multinodular, well-circumscribed tumor with a peripheral shell of lamellar bone.
4) Furthermore, normal lamellar bone is laid down during treatment.
Lamellar bone tissue replaces the zone of defect over its greater extent (Figure 3, b), and this occurs by the type of primary adhesion of bone wounds.
Field also shows mature lamellar bone and areas of calcified necrotic bone and calcification.
Heterotopic ossification (HO) is defined as the abnormal deposition of mature, lamellar bone in nonosseous tissues, especially in skeletal muscle [1].
From day 7, the woven bone in the cortical area begins to undergo remodeling to lamellar bone, but woven bone in the medullary area undergoes resorption, which means transitory local osteopenia.
Histological examination of this specimen revealed metaplastic ossification to lamellar bone with eosinophilic ossified matrix, lacunar spaces and haversian vascular canals characteristic of bone (Fig.
In established non-unions, the tissues in the gap between the bones appear to calcify progressively and then to be invaded by blood vessels coming from the bone margins; there is progressive replacement of calcified cartilage by woven and lamellar bone.
Histologically, these radiodensities are comprised of compact lamellar bone and are identical to solitary bone islands that are commonly identified on radiographs.
In the maturation process of HO, the primitive bone is maturated by time and the lamellar bone is formed from the periphery towards the center.