Chordoma

Chordoma
: A form of bone cancer that usually starts in the lower spinal column.
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A rare neoplasm of skeletal tissue in adults, derived from persistent portions of the notochord; composed of cells arranged in lobules, with abundant myxoid stroma; some cells contain vacuoles that resemble soap bubbles (physaliphorous cells); most frequently in region clivus or lumbar-sacral cord. [(noto)chord + G. -oma, tumor]

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chor·do·ma kȯr-'dō-mə n, pl -mas also -ma·ta -mət-ə a malignant tumor that is derived from remnants of the embryonic notochord and occurs along the spine attacking esp. the bones at the base of the skull or near the coccyx

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n.
a rare tumour arising from remnants of the embryologic notochord. The classical sites are the base of skull and the region of the sacrum.

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chor·do·ma (kor-doґmə) [chord- + -oma] a malignant tumor arising from the embryonic remains of the notochord, usually along the sella or in the sacrococcygeal region; called also chordocarcinoma and chordoepithelioma. Cf. ecchondrosis physaliphora.

Medical dictionary. 2011.

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Look at other dictionaries:

  • Chordoma — Classification and external resources MRI of extensive clival chordoma in 17 year old male patient, axial view. Tumor in the nasopharynx extending from nasal cavity to brainstem posteriorly is clearly visible. ICD O …   Wikipedia

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  • chordoma — noun A slow growing, malignant tumor arising from remnants of the notochord …   Wiktionary

  • chordoma — n. tumor originating in the nerve cells of the spinal column (Medicine) …   English contemporary dictionary

  • chordoma — chor·do·ma …   English syllables

  • chordoma — n. a rare tumour arising from remnants of the embryologic notochord. The classical sites are the base of skull and the region of the sacrum …   The new mediacal dictionary

  • chordoma — A type of bone cancer that usually starts in the lower spinal cord …   English dictionary of cancer terms

  • chordoma — …   Useful english dictionary

  • Хордома (Chordoma) — редкая опухоль, происходящая из остатков хорды эмбриона. Характерными местами ее развития являются основание черепа и область крестца. Источник: Медицинский словарь …   Медицинские термины

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