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

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 ?
Severe aortic valve prolapse, a large VSD with pulmonary hypertension, abnormal tricuspid chordae tendineae origination, and small infants with low body weight should be referred for open surgery and excluded from transcatheter intervention.
Valve leaflets, mitral annulus, chordae tendineae, papillary muscles, left ventricular and atrial walls form the mitral valve apparatus.
For infants receiving PBPV, complications related to procedural mechanical injuries are markedly higher compared to the elder group, including damage to myocardium, perforation of the cardiac chamber,[16] rupture of the chordae tendineae, and other mild complications such as vascular injuries.
After opening the left atrium, the mitral valve leaflets appeared thickened and myxomatous, but notably, the anterolateral papillary muscle was anteriorly displaced and inserted directly into the A1 scallop of the anterior mitral leaflet with minimal chordae tendineae attachments (Figures 3(a) and 3(b)).
The mitral valve is not an isolated entity; it is closely related to the LV and ensures the latter's geometry and function via the connection through chordae tendineae. For that reason, mitral repair with preservation of the subvalvular apparatus forms the basis of current surgical treatment.
Chordae Tendineae. The chordae tendineae and papillary muscles were first seen in 8.7 cm CVRL foetus (Figure 10), formed by modification of related trabeculae carneae.
The cathetermovement was free and there is no danger of stick around of the catheter in chordae tendineae.
Replacement of chordae tendineae with Gore-Tex sutures: a ten-year experience.
Around that time one of my favorite patients, a 50-year-old minister, needed valve replacement surgery, the result of ruptured chordae tendineae caused by voluminous mitral valve prolapse leaflets.
The atrioventricular valves are like saloon doors with bungee cords attached on the inner side (chordae tendineae).