chordae tendineae


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Related to chordae tendineae: Papillary muscles, chordae tendineae spuriae

chorda

 [kor´dah] (pl. chor´dae) (L.)
a cord or sinew. adj., adj chor´dal.
chorda mag´na Achilles tendon.
chor´dae tendi´neae tendinous cords connecting the two atrioventricular valves to the appropriate papillary muscles in the heart ventricles.
Chordae tendineae of the posterior cusps of atrioventricular valves in a cross-section of the heart. From Dorland's, 2000.
chorda tym´pani a nerve originating from the facial nerve, distributed to the submandibular, sublingual, and lingual glands and the anterior two-thirds of the tongue; it is a parasympathetic and special sensory nerve.
chorda umbilica´lis umbilical cord.
chorda voca´lis vocal cord.

chordae tendineae

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Chordae tendineae

chordae tendineae

stringlike processes in the heart that attach the edges of the bicuspid and tricuspid valves to the walls of the ventricles, preventing them from being forced back into the atria when the ventricles contract.
References in periodicals archive ?
Transesophageal echocardiography showed rupture of the mitral chordae tendineae and severe mitral regurgitation.
In conclusion, although unilateral pulmonary edema secondary to mitral regurgitation has been reported, to the best of our knowledge, this is the first reported case of unilateral pulmonary edema secondary to idiopathic rupture of mitral chordae tendineae.
Histologically, the MVs showed intact valve architecture with encasement of the leaflets and chordae tendineae by a plaquelike lesion.
Gross changes of the MV included irregular thickening with opaque white nodules and plaques, as well as fused chordae tendineae.
Loss of chordae tendineae on the ventricular aspect of the posterior mitral leaflet.
Acute rupture of chordae tendineae may occur in patients with MVP in the absence of mitral annular dilatation.
Per Wierup, MD, PhD, and Sten Lyager Nielsen, MD, DMSc, perform minimally-invasive, sternal-sparing, beating-heart surgery to implant artificial chordae tendineae at Aarhus University Hospital, Skejby, in Aarhus, Denmark
Labor and delivery complicated by acute mitral regurgitation due to ruptured chordae tendineae.
A left ventricular cineangiogram revealed early opacification of the right ventricle, compatible with a defect in the ventricular septum, and moderate regurgitation into a normal-sized left atrium, compatible with rupture of one or several mitral chordae tendineae.