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dehiscent

   Also found in: Medical, Legal, Encyclopedia, Wikipedia 0.01 sec.
de·his·cence  (d-hsns)
n.
1. Botany The spontaneous opening at maturity of a plant structure, such as a fruit, anther, or sporangium, to release its contents.
2. Medicine A rupture or splitting open, as of a surgical wound, or of an organ or structure to discharge its contents.
de·hiscent adj.
dehiscent [dɪˈhɪsənt]
adj
(Life Sciences & Allied Applications / Botany) (of fruits, anthers, etc.) opening spontaneously to release seeds or pollen
dehiscence  n
ThesaurusLegend:  Synonyms Related Words Antonyms
Adj.1.dehiscent - (of e.g. fruits and anthers) opening spontaneously at maturity to release seeds
indehiscent - (of e.g. fruits) not opening spontaneously at maturity to release seeds
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We then realized that the large soft-tissue mass that was seen in the sphenoid sinus on CT was in fact a large, dehiscent intrasphenoid segment of the carotid artery (figure, D).
Endoscopic view of the carotid artery appearing as a sphenoid sinus ... by Christmas, Dewey A.; Mirante, Joseph P.; Yanagisawa, Eiji / Ear, Nose and Throat Journal
CT can be a useful means of differentiating a jugular bulb anomaly from a vascular neoplasm; with a jugular bulb abnormality, CT will demonstrate dehiscent bone over the bulb, while most vascular neoplasms will demonstrate destructive changes.
Jugular bulb diverticulum by De la Cruz, Antonio / Ear, Nose and Throat Journal
Several different factors can cause the tympanic membrane to assume a blue color, including a true hemotympanum, an idiopathic hemotympanum secondary to a cholesterol granuloma, long-standing secretory otitis media, a dehiscent high-riding jugular bulb, and occasionally a chemodectoma.
Cholesterol granuloma by Gadre, Arun K. / Ear, Nose and Throat Journal
 
 
 
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