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Updated: Jan 31, 2026
Evaluation of Left Ventricular Structure and Function using 3D Echocardiography
Published on: October 28, 2020
Left ventricular noncompaction, morphological, and clinical features for an integrated diagnosis
Francesco Negri1, Antonio De Luca2, Enrico Fabris2
1Cardiovascular Department, Cardiomyopathy Center, Azienda Sanitaria Universitaria Integrata di Trieste, Trieste, Italy. francesco_negri@yahoo.it.
Insights
Myocardial noncompaction (NC) alone does not confirm cardiomyopathy. Differentiating NC cardiomyopathy from morphological variants requires integrating clinical history and advanced investigations for accurate diagnosis.
Area of Science:
- Cardiology
- Medical Diagnostics
Background:
- Myocardial noncompaction (NC) is a cardiac abnormality with unclear diagnostic criteria.
- Distinguishing NC as a cardiomyopathy versus a morphological variant presents a clinical challenge.
Purpose of the Study:
- To provide clinicians with key features for diagnosing Left Ventricular Noncompaction (LVNC) cardiomyopathy.
- To differentiate true LVNC cardiomyopathy from intraventricular hypertrabeculation.
Main Methods:
- Extensive revision of current medical literature.
- Analysis of clinical features and diagnostic criteria for NC.
Main Results:
- The presence of NC alone is insufficient for diagnosing cardiomyopathy.
- Clinical history and advanced instrumental investigations are crucial for diagnosis.
Conclusions:
- Accurate diagnosis of LVNC cardiomyopathy necessitates integrating NC evidence with comprehensive clinical and instrumental data.
- Distinguishing NC cardiomyopathy from simple hypertrabeculation is vital for appropriate patient management.
Abstract:
The presence of myocardial noncompaction (NC), regardless of the criterion used, does not identify cardiomyopathy per se. The distinction between a morphological variant and the presence of an NC cardiomyopathy is challenging. However, thanks to larger cohorts of patients and longer periods of follow-up, better clinical characterization and prognostic evaluation are becoming available. Indeed, the physician is required to integrate the evidence of NC with the clinical history of the patient, which is supplemented by necessary advanced instrumental investigations before a definite diagnosis of NC cardiomyopathy can be made. Therefore, we extensively revised the current literature in order to help the clinicians to identify clinical features which are pivotal supporting diagnostic element for the correct recognition of Left ventricular noncompaction cardiomyopathy and thus highlighting the difference between a form of cardiomyopathy and a mere intraventricular hypertrabeculation.
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