Heart failure: Definition, classification, and pathophysiology – A mini-review

Heart failure is a clinical syndrome characterized by dyspnea, fatigue, and clinical signs of congestion leading to frequent hospitalizations, poor quality of life, and shortened life expectancy. It is a final common pathway to various cardiac conditions. It is a growing problem worldwide with serious consequences in Sub-Saharan Africa where it occurs at a younger age with limited resources to manage the condition. The incidence and prevalence vary worldwide. In this mini-review, we looked at the definition, classification, and pathophysiology of the condition.