| Syncope | 6 (5.8) |
| Signs of deep venous thrombosis | 27 (24.3) |
| Chest X-ray finding (n = 70) |
|
| Pleural effusion | 23 (32.8) |
| Atelectasis | 18 (25.7) |
| Pulmonary hyperlucency | 14 (20) |
| Pulmonary artery enlargement | 12 (17.1) |
| ECG (n = 101) |
|
| Sinus Tachycardia | 64 (63.4) |
| S1Q3T3 pattern | 38 (37.6) |
| Right axis deviation | 29 (28.7) |
| T-wave inversion in leads V1-V4 | 26 (25.7) |
| Right bundle branch block | 11 (10.9) |
| Cardiac echography (n = 100) |
|
| Right ventricle dilatation | 26 (26) |
| Elevated pulmonary systolic pressure | 35 (35) |
| Pulmonary artery enlargement | 21 (21) |
| Right ventricle hypokinesis | 13 (13) |
| Mobile right heart thrombi | 9 (9) |