Cardio-renal syndrome: what’s new in 2023?

Cardiac and renal pathologies lead to a high morbidity and mortality rate. The cardio-renal syndrome is characterized by the coexistence of renal and cardiac dysfunction and represents a polymorphic situation that is often complex to understand. This is a common occurrence that constitutes a real public health problem. In this review article, we propose to review the current state of knowledge on this syndrome by focusing on the main physiopathological, epidemiological, clinical and therapeutic aspects.