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Common clinical diagnosis.
| Diagnosis | Frequency (%) |
|---|---|
| CCF from valvular heart disease | 21 |
| Rheumatic heart disease | 18 |
| Atrial septal defect | 15 |
| Congenital heart disease | 9 |
| Ventricular septal defect | 9 |
| Arrhythmia | 9 |
| Cardiomyopathy | 6 |
| Hypertensive heart disease | 6 |
| Complete heart block | 3 |
| Others | 4 |
