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Noncompaction of the myocardium in a patient with acute myocardial infarction
Emanuel Correia1, Luís Ferreira Santos, Bruno Rodrigues
1Hospital de S. Teotónio, Portugal. emanuelbaptista@gmail.com
Insights
Left-ventricular non-compaction (LVNC) is a rare congenital heart defect. This case highlights LVNC diagnosis in a patient presenting with acute myocardial infarction and severe LV systolic dysfunction.
Area of Science:
- Cardiology
- Genetics
- Pathology
Background:
- Left-ventricular non-compaction (LVNC) is a rare congenital cardiomyopathy.
- It arises from incomplete myocardial compaction, leaving prominent trabeculations and deep recesses.
Observation:
- A Brazilian patient in Portugal presented with acute myocardial infarction and severe LV systolic dysfunction.
- Diagnostic evaluation included echocardiography, NMR imaging, and ventriculography.
Findings:
- LVNC was diagnosed in the patient.
- The case details the clinical presentation, diagnostic imaging, and criteria for LVNC.
Implications:
- This case underscores the importance of considering LVNC in patients with unexplained heart failure and myocardial infarction.
- Understanding diagnostic criteria and therapeutic options for LVNC is crucial for patient management.
Abstract:
Left-ventricular non-compaction (LVNC) is a rare congenital cardiopathy, which results from the failure of the myocardial compaction process, leading to the persistence of numerous and deep trabeculations communicating with the ventricular cavity. Its main clinical manifestations are heart failure, arrhythmias (supraventricular or ventricular) and episodes of arterial embolism. The present case reports on a Brazilian patient living in Portugal, who was hospitalized due to acute myocardial infarction, which resulted in severe LV systolic dysfunction. During the patient's assessment, LVNC was diagnosed. The clinical presentation is described, as well as the echocardiographic evaluation (two-dimensional and three-dimensional), nuclear magnetic resonance (NMR) imaging and ventriculography results. The diagnostic criteria and therapeutic options are discussed.
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