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OSSEOUS
| Pronunciation (US): |  | (GB): | |
I. (adjective)
Sense 1
Meaning:
Composed of or containing bone
Example:
osseous tissue
Synonyms:
Classified under:
Relational adjectives (pertainyms)
Pertainym:
bone (the porous calcified substance from which bones are made)
Context examples:
A morphologic finding that refers to the transformation or replacement of a group of non-mesenchymal cells into osseous, cartilagenous, or lipomatous cells.
(Mesenchymal Metaplasia, NCI Thesaurus)
The mineralized osseous tissue that gives rigidity to the bones and forms its honeycomb-like three-dimensional internal structure.
(Bone Tissue, NCI Thesaurus)
A representative example of the latter is the metaplastic breast carcinoma in which the malignant glandular cells show squamous, spindle cell, or chondroid/osseous differentiation.
(Metaplastic carcinoma, NCI Thesaurus)
A benign or malignant mesenchymal neoplasm originating in the central nervous system or the meninges and showing fibrous, fibrohistiocytic, adipose, myoid, endothelial, chondroid or osseous, but not meningothelial differentiation.
(Central Nervous System Soft Tissue Neoplasm, NCI Thesaurus/Adapted from WHO)
A benign or malignant mesenchymal neoplasm with cartilaginous or osseous differentiation arising from the soft tissues exclusively.
(Extraskeletal Cartilaginous and Osseous Neoplasm, NCI Thesaurus)
A neoplasm characterized by the presence of benign epithelial and myoepithelial cells and a mesenchymal component that may contain mucoid, myxoid, cartilaginous, or osseous areas.
(Pleomorphic Adenoma, NCI Thesaurus)
Mesenchymal, Non-Meningothelial Tumors are benign and malignant mesenchymal tumors originating in the CNS or the meninges and showing fibrous, fibrohistiocytic, adipose, myoid, endothelial, chondroid or osseous, but not meningothelial differentiation.
(Mesenchymal Non-Meningothelial Tumor of the Central Nervous System, NCI Thesaurus)
Histologically, it corresponds to similar tumors arising in bone, but should be differentiated from asymptomatic dural calcification, ossification related to metabolic disease or trauma, and neuroectodermal tumors such as astrocytoma and gliosarcoma that occasionally show osseous or chondroid differentiation.
(Osteochondroma of the Central Nervous System, NCI Thesaurus)
