| TTE to confirm clinical diagnosis |
| Class |
| Recommended |
| TOE if poor TTE quality of imaging |
| Class |
| Recommended |
| TTE to indicate, contraindicate pericardiocentesis |
| Class |
| Recommended |
| TTE to guide and for follow-up of pericardiocentesis |
| Class |
| Recommended |
| CT/CMR to confirm clinical diagnosis in case of high suspicion of aortic dissection |
| Class |
| Reasonable |
| CT/CMR to confirm the clinical diagnosis in case of trauma or associated disorders |
| Class |
| Reasonable |
| CT/MRI to confirm clinical diagnosis if echocardiography inconclusive |
| Class |
| Reasonable |
| CMR to confirm clinical diagnosis in case of myocarditis |
| Class |
| Recommended |
| CMR for follow-up of pericardiocentesis |
| Class |
| Reasonable |
| TTE for follow-up |
| Class |
| Reasonable |