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Review
. 2009 Feb 24:4:11.
doi: 10.1186/1749-8090-4-11.

Diagnosing left ventricular aneurysm from pseudo-aneurysm: a case report and a review in literature

Affiliations
Review

Diagnosing left ventricular aneurysm from pseudo-aneurysm: a case report and a review in literature

Giampaolo Zoffoli et al. J Cardiothorac Surg. .

Abstract

Rupture of the free wall of the left ventricle (LV) is a catastrophic complication occurring in 4% of patients after myocardial infarction (MI) and in 23% of those who die of MI. Rarely the rupture is contained by an adherent pericardium creating a pseudo-aneurysm. This clinical finding calls for emergency surgery. If no ruptures are detectable and myocardium wall integrity is confirmed, we are in the presence of a true aneurysm, which can be treated by means of elective surgery. Differentiation between these two pathologies remains difficult. We report the case of a patient with a true aneurysm, initially diagnosed as pseudo-aneurysm at our institution; we have reviewed the literature on this difficult diagnosis and outlined characteristic findings of each clinical entity.

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Figures

Figure 1
Figure 1
Left ventricular angiography. Left ventricular angiography showed an enlargement of the left ventricle with a large dyskinetic cavity localized in the diaphragmatic region, suggesting the presence of a pseudo-aneurysm.
Figure 2
Figure 2
Surgical time. A large true aneurysm of the posterior wall of the left ventricle was found.
Figure 3
Figure 3
The aneurysm was opened. The aneurysm consisted of a very thin myocardium layer, close to the mitral valve.
Figure 4
Figure 4
The thrombus. The thrombus inside was about 6 cm × 4.5 cm.
Figure 5
Figure 5
Dor's repair. The defect was closed, using the thin autologous aneurysmatic excised myocardium layer as patch.
Figure 6
Figure 6
Teflon pledgets. Two Teflon pledgets were used to reinforce the ventricle suture on the outside.

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