Are we diagnosing disease, or deciding when a probability is high enough to act? The opening Risky Business article uses myocardial infarction and pulmonary embolism to explore uncertainty, treatment harms and why stopping investigation is different from proving that disease is absent.
What can bedside echocardiography contribute when aortic dissection is suspected? This 2012 journal club appraises a retrospective study of type A dissection, questioning patient selection, specialist expertise and whether results from a cardiac centre can support decisions in a general emergency department.