| Symptoms | Frequency | Pourcentage |
| Dyspnoea | 45 | 83.3 |
| Chest pain | 38 | 70.4 |
| Cough | 17 | 31.5 |
| Palpitation | 16 | 29.6 |
| Haemoptysis | 8 | 14.8 |
| Syncope | 5 | 9.3 |