This study had the objective of describing a case of dextrocardia with situs solitus and apex-basis axis inversion in a lesser anteater (Tamandua tetradactyla). Arq Bras Cardiol. Dec;91(6):e Anatomy of a dextrocardia case with situs solitus. Faig-Leite FS(1), Faig-Leite H. Author information: (1)Universidade. Herz. May;35(3) doi: /s Epub May Isolated dextrocardia with situs solitus (dextroversion). Solzbach U(1).

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This study is not associated with any graduation program.

By using this site, you agree to the Terms of Use and Privacy Policy. After that the animals had been radiographed and dissected, the aortic arch was removed after the sternum.

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The thorax of the anatomical piece was partially dissected, without the presence of the pericardium and the lungs. Right-sided siuts are the liverthe gall bladder and a trilobed lung as well as the inferior vena cavawhile left-sided organs are the stomachsingle spleena bilobed lung, and the aorta.

Brain asymmetry Dual brain theory Bicameralism. This case is characterized as a dextrocardia case, as the heart apex was completely turned to the right antimere ,7,9. Introduction Dextrocardia is an embryologic malformation characterized by the displacement of the largest axis base dextrocardoa apex of the heart to the right side of the chest, with reversion of the apical inclination.

As always, you should consult with your healthcare provider about your specific health needs. What is dextrocardia with situs solitus?

Isolated dextrocardia with situs solitus (dextroversion).

Cwhen described together with the transposition of other organs in two animals situs inversus totalis. This induced asymmetry is thought to be achieved by a number dextrocarida morphological factors that guide development. No potential conflict of interest relevant to this article was reported. It cannot be classified as a dextroversion case, as in the latter, the heart is located in the right hemithorax with the apex turned to the left antimere, different from what was observed in the present case 5,9 Figure 1.

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A large ductus arteriosus was found, as well as the anomalous position of the right portion dexxtrocardia the heart. The main vases of the base were identified with some topographic alterations resulting in: All the contents of this journal, except where otherwise noted, is licensed under a Creative Commons Attribution License.

Anatomicallythis means that the heart is on the left with the pulmonary atrium on the right and the systemic atrium on the left along with the cardiac apex. The aorta and the pulmonary trunk presented normal semilunar valves. This affirmation is refuted by Aiello et al. Its treatment by coronary angioplasty by the brachial approach.

Anatomy of a dextrocardia case with situs solitus

It possess head, members and back with a yellowish coloration, while the remainder of the body is black, ditus a kind of vest, long and prehensile tail and thoracic members with four great claws. Sources of Funding There were no external funding sources for this study. Dextrocardia is an embryologic malformation characterized by the displacement of the largest axis base to edxtrocardia of the heart to the right side of the chest, with reversion of the apical inclination.

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Anatomy of a dextrocardia case with situs solitus.

Cardiac malpositions; an overview based on study of sixty-five necropsy specimens. All the contents of this journal, except where otherwise noted, is licensed under a Creative Commons Attribution License. The diaphragm muscle was removed and subsequently, the liver was dissected, which presented normal aspect and morphology.

The exception was dextrocwrdia the pulmonary veins that penetrated directly in the left ventricle, not xitus for the atrium. Dextrocardia in situs inversus totalis with obstructive coronary disease. In the present study, it is noteworthy the fact that a complete specular image of the heart and the vessels of the base of the heart was not found. The four cardiac chambers were located, however, and the difference in size between the right and left atrium, in which the right was distended while the left was hypotrophic Figure 2 A-C called our attention.

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The dextrocardia with situs solitus in itself is not a common pathology in animals. An incision was made in each ventricle with the objective of verifying solifus internal morphology and the emergence of its vessels.

We present a rare case of dextrocardia in the corpse of a female child, aged approximately dexyrocardia year old, presenting situs solitus. Variants on the normal picture are relatively uncommon.

Anatomy of a dextrocardia case with situs solitus.

There was no atrioventricular discordance or other intra and extracardiac malformations, which sotus commonly seen in cases of dextroczrdia. Differing from the normal animals, the vessels on the base of the heart of the animal with dextrocardia situs solitus and apex-basis inversion axis presented alterations.

The cause of most birth defects is unknown, though genetics and environmental factors can play a role. The inspection of the heart and the vessels of the base of the heart did not disclose possible position alterations caused by the removal of the lungs. This condition was not found in the studied animal because there is no communication between the pulmonary artery and the aorta. A population-based study of cardiac malformations and outcomes associated with dextrocardia.

Unsourced material may be challenged and removed. Dextrocardia with sinus solitus. What sooitus amniotic band syndrome?