[Myocardial viability. Concept, physiopathology. Methods and diagnostic value]

Area of Science:

• Cardiology
• Medical Imaging
• Physiology

Background:

• Myocardial viability assessment has been crucial since 1982.
• It significantly influences therapeutic decisions and patient prognosis.
• Accurate diagnosis impacts patient quality of life.

Purpose of the Study:

• To define the concept and physiopathology of myocardial viability.
• To guide the rational application of diagnostic tools.
• To evaluate the clinical and cost-effectiveness of diagnostic methodologies.

Main Methods:

• The study describes diagnostic methodologies for myocardial viability.
• It emphasizes the physiopathological basis of viability.
• Literature review and conceptual analysis are implied.

Main Results:

• The abstract does not contain specific results.
• It focuses on the conceptual framework and diagnostic importance.

Conclusions:

• Rational use of diagnostic methods is essential.
• Thorough assessment of cost-benefit is required for clinical application.