| dilated | 1. Expanded; enlarged. 2. <botany> Widening into a lamina or into lateral winglike appendages. 3. <zoology> Having the margin wide and spreading. Source: Websters Dictionary (01 Mar 1998) |
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| dilated cardiomyopathy | <cardiology, pathology> A group of disorders where the heart muscle is weakened and cannot pump effectively. The net result is dilation of the cardiac chambers or cardiac enlargement. The poor cardiac function results in congestive heart failure. Causes for dilated cardiomyopathy include anaemia, obesity, amyloidosis, alcohol abuse, ischaemic cardiomyopathy, viral infections and idiopathic cardiomyopathy. Origin: Gr. Pathos = disease (27 Sep 1997) |
| dilated pore | An enlarged follicular opening of the skin, with a keratinous plug and occasional lanugo or mature hair. Synonym: acquired trichoepithelioma. (05 Mar 2000) |
| ameloblastic odontoma | <tumour> A benign mixed odontogenic tumour comprised of an undifferentiated component histologically identical to an ameloblastoma and a well differentiated component identical to an odontoma; appears as a mixed radiolucent-radiopaque lesion and presents clinically as an ameloblastoma. Synonym: odontoameloblastoma. (05 Mar 2000) |
| complex odontoma | <tumour> An odontoma in which the various odontogenic tissues are organised in a haphazard arrangement with no resemblance to teeth. (05 Mar 2000) |
| compound odontoma | <tumour> An odontoma in which the odontogenic tissues are organised and resemble anomalous teeth. (05 Mar 2000) |
| odontoma | A mixed tumour of odontogenic origin, in which both the epithelial and mesenchymal cells exhibit complete differentiation, resulting in the formation of tooth structures. (12 Dec 1998) |