Table 3.
Cause of murmur in 27 dogs referred by the breeder’s veterinarian to the veterinary cardiology specialist
| Cause of murmur | Number of dogs |
|---|---|
| Patent ductus arteriosus | 7 |
| All left-to-right shunting | |
| Pulmonic stenosis | 6 |
| Severe | 3 |
| Moderate | 2 |
| Mild | 1 |
| Ventricular septal defect | 4 |
| All left-to-right shunting | |
| Aortic stenosis | 2 |
| Both moderate | |
| Innocent murmur | 2 |
| Double chambered right ventricle | 1 |
| Mitral valve dysplasia | 1 |
| Tetralogy of Fallot | 1 |
| Pulmonic stenosis | |
| Severe, in combination with | |
| Ventricular septal defect | |
| Right-to-left shunting | 1 |
| Moderate, in combination with | |
| Mitral valve dysplasia | 1 |
| Patent ductus arteriosus | |
| Left-to-right shunting, in combination with | |
| Pulmonic stenosis | |
| Moderate | 1 |