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odontoma
(redirected from cystic odontoma)

   Also found in: Encyclopedia, Wikipedia 0.01 sec.
odontoma /odon·to·ma/ (o″don-to´mah) any odontogenic tumor, especially a composite odontoma.
composite odontoma  one consisting of both enamel and dentin in an abnormal pattern.
radicular odontoma  one associated with a tooth root, or formed when the root was developing.

o·don·to·ma (dn-tm)
n. pl. o·don·to·mas or o·don·to·ma·ta (-m-t)
1. A tumor of odontogenic origin.
2. A developmental anomaly of odontogenic origin, resembling a hard tumor and composed of enamel, dentin, cementum, and pulp tissue.

odontoma
[ō′dontō′mə]
Etymology: Gk, odous + oma, tumor
a benign tumor consisting of cementum, dentin, enamel, and pulp tissue that may be arranged in the form of teeth. Also called gestant anomaly.

odontoma (ō´dontō´m),
n a common hematoma made up of dentin, enamel, cementum, and pulp tissue. Two types exist: complex odontoma and compound odontoma.
Enlarge picture
Odontoma.
odontoma, ameloblastic
n a form characterized by the occurrence of an ameloblastoma within an odontoma. See also ameloblastoma; odontoma.
odontoma, complex,
n an odontogenic tumor characterized by the formation of calcified enamel and dentin in an abnormal arrangement because of lack of morphodifferentiation.
odontoma, compound,
n a tumor of enamel and dentin arranged in the form of anomalous miniature teeth. Several small abnormal teeth surrounded by a fibrous sac.
odontoma, cystic,
n a form associated with a follicular cyst.
odontoma, gestant,

odontoma
a non-neoplastic malformation, a hamartoma, consisting of a mixture of enamel, dentine and cementum.

ameloblastic odontoma
contains true neoplastic ameloblastic tissue. See ameloblastic odontoma.
complex odontoma
all the dental tissues are represented but not in an organized form.
composite odontoma
one consisting of both enamel and dentine in an abnormal pattern.
compound odontoma
all the dental tissues are present and organized into denticles, tooth-like structures.
radicular odontoma
one associated with a tooth root, or formed when the root was developing.
temporal odontoma
most commonly in the mastoid process of the petrous temporal bone manifested as a discharging sinus at the base of the ear. Is a dentigerous cyst.

odontoma
A tumor of odontogenic origin–ie, which arises from the dental epithelium. See Complex odontoma, Compound odontoma.


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