“…Symptoms and signs are usually sudden and include nausea, dyspnoea, retrosternal chest pain, cyanosis, venous engorgement, pulsus paradoxus, and confusion. 5 The most common ®ndings noted by Nasim and colleagues 3 from case reports were hypotension (88%), raised central venous pressure (70%) and a disturbance in cardiac rhythm (67%), mainly tachycardia. However in 29% of these cases death occurred suddenly after`vague premonitory signs', 3 as in the present report.…”