pericardial cavity


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Related to pericardial cavity: parietal pericardium

pericardial cavity

[‚per·ə′kärd·ē·əl ′kav·əd·ē]
(anatomy)
A potential space between the inner layer of the pericardium and the epicardium of the heart.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
Activation of fibrinolysis in the pericardial cavity after cardiopulmonary bypass.
Similarly, pneumopericardium has an air column below the level of the aortic arch, forming a halo sign in the pericardial cavity while pneumomediastinum forms a triangular air sign behind the sternum [15,19].
Access to the pericardial cavity of the heart is necessary when performing complex cardiac ablations and left atrial appendage closures, among other procedures.
The two-dimensional echocardiogram revealed a moderate reduction in systolic left ventricular (LV) function and a complex neoplastic mass in pericardial cavity. Second echocardiography performed in another center raised suspicion of pseudo aneurysm of posterolateral ventricle wall.
The auscultation may find a mill-wheel" murmur arising from the heart beating in a pericardial cavity filled with air and fluid.6The radiographic findings of pneumopericardium may present the small heart sign" the flattened heart sign" the halo sign" outlined by air surrounding the compressed heart.78 The CT scan is considerably sensitive to disclose the presence of little indiscernible gas by chest X-ray.
In addition, along with the increased pericardial pressure caused by the accumulation of blood in the pericardial cavity due to ongoing bleeding, local myocardial perfusion pressure is also gradually decreased.
The intervention through transverse diaphragmotomy, circular diaphragmotomy, and isolation of the IVC in the pericardial cavity was graded as "risky" in 80%, 62.9%, and 82.9% of cases, respectively.
In decapod Crustacea, neuromodulators are released into the hemolymph from two major neurosecretory structures: the sinus glands located in the eyestalks, and the pericardial organs (POs) in the pericardial cavity that surrounds the heart (Alexandrowicz, 1953; Cooke and Sullivan, 1982; Li et al., 2003; Billimoria et al., 2005; Fu et al., 2005).
The diagnosis of hydropneumopericardium requires the application of Shackelford criteria which include (i) high-pitched tympanic percussion note, (ii) loud metallic splashing sound synchronous with heart sounds, and (iii) characteristic chest X-ray with an air-fluid level in the pericardial cavity.(1)
On echocardiographic examination, a large effusion and dense fibrous bands were detected in pericardial cavity. A diagnostic pericardiosynthesis was performed and hemorrhagic fluid was taken.
Additional methods used injections, bypassing external defensive barriers, to provide an exposure directly to the pallial cavity and alternately into the pericardial cavity.