http://stanfordmedicine25.stanford.edu/the25/nvwf.html for a good description of the jugular venous waveform
| Cardiac Tamponade | Constrictive Pericarditis | |
| Timing | Acute or subacute | Chronic |
| Treatment | Pericardiocentesis/Surgery | Surgery |
| Jugular Venous Waveform | Slow Y Descent | Steep Y wave |