Introduction Post-COVID-19 is characterized by new or persistent symptoms that typically develop within 3 months after acute SARS-CoV-2 infection, persist for at least 2 months, and substantially affect daily functioning. Dyspnea, reduced exercise tolerance, and fatigue are among the most common manifestations, suggesting that persistent cardiopulmonary abnormalities may contribute to long-term functional impairment., However, these symptoms are multifactorial and are often inadequately explained by abnormalities within a single organ system, which underscores the need for integrated phenotyping encompassing cardiac, pulmonary, […]