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Updated: Aug 29, 2026
Ultrasonic Assessment of Myocardial Microstructure
Published on: January 14, 2014
Myocardial texture characterization in uremics by ultrasonic videodensitometric analysis: a review
Pietro Dattolo1, Ezio Maria Ferdeghini, Maria-Aurora Morales
1Nephrology and Dialysis Unit, S M Annunziata Hospital, Florence, Italy. pierodattolo@tin.it
Insights
Quantitative echocardiography reveals myocardial texture changes in chronic hemodialysis patients. This technique offers observer-independent assessment of cardiac structure, aiding in monitoring uremic cardiomyopathy.
Area of Science:
- Cardiology
- Nephrology
- Medical Imaging
Background:
- Left ventricular hypertrophy is common in chronic hemodialysis patients.
- Uremic hearts exhibit unique features like calcium deposits and fibrosis.
- Conventional echocardiography lacks myocardial tissue structure detail.
Purpose of the Study:
- To evaluate quantitative ultrasonic analysis of myocardial texture in dialysis patients.
- To assess the potential of videodensitometry for observer-independent myocardial analysis.
Main Methods:
- Utilized videodensitometry for computer-assisted quantitative assessment of echocardiographic images.
- Analyzed myocardial texture in patients undergoing chronic hemodialysis.
Main Results:
- Quantitative ultrasonic analysis of myocardial texture shows promise for assessing cardiac structure in dialysis patients.
- This method may provide observer-independent parameters for evaluating myocardial changes.
Conclusions:
- Quantitative echocardiography of myocardial texture is a potentially valuable tool for monitoring structural changes in chronic uremia.
- Further research is needed to fully establish the prognostic significance of these ultrasonic textural alterations in the dialysis population.
Abstract:
Many studies have demonstrated that left ventricular hypertrophy is the most frequent cardiac alteration in patients on chronic hemodialysis. Autopsy studies have shown that hypertrophic hearts of uremic patients have peculiar characteristics, namely deposition of calcium salts, intermyocytic fibrosis, sometimes amyloid. None of the parameters obtainable from conventional echocardiografic images provides information on myocardial tissue structure. Analysis of "texture" originated as analysis of images sent by satellites for military or agricultural purposes and subsequently was applied to medicine for studying various organs like mainly and widely heart. Videodensitometry is a method for in vivo analysis of myocardial structure using computer-assisted quantitative assessment of grey levels of conventional echocardiographic images. In dialysis patients quantitative ultrasonic analysis of myocardial texture appears a promising technique for an observer-independent assessment of myocardial tissue characteristics. Although it may be hampered by many potentially confounding factors, quantitative echocardiography may offer useful parameters for the follow-up of myocardial structural changes in chronic uremia. Further studies are ongoing to completely understand the prognostic significance of myocardial ultrasonic textural alterations in dialysis population.
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