Table 3.
Rheumatic heart disease classified according to World Heart Federation criteria.
| RHD category | WHF criteria | n |
|---|---|---|
| Definite RHD | 6 | |
|
| ||
| Definite RHD (A) | Pathological MR and at least two morphological features of RHD of the MV | 5 |
|
| ||
| Definite RHD (B) | MS mean gradient ≥4 mmHg | 0 |
|
| ||
| Definite RHD (C) | Pathological AR and at least two morphological features of RHD of the AV | 1 |
|
| ||
| Definite RHD (D) | Borderline disease of both the AV and MV | 0 |
|
| ||
| Borderline RHD | 6 | |
|
| ||
| Borderline RHD (A) | At least two morphological features of RHD of the MV without pathological MR or MS | 6 |
|
| ||
| Borderline RHD (B) | Pathological MR | 0 |
|
| ||
| Borderline RHD (C) | Pathological AR | 0 |