When evaluating a patient with stable chest pain and no known coronary artery disease (CAD), how does the clinician decide whether to order imaging or other diagnostic tests? One approach involves a ...

Among patients with suspected obstructive CAD, two simple models that include clinical risk factors both outperform the commonly used pretest probability (PTP) model when it comes to predicting the ...

First, we need to estimate the pre-test probability that asymptomatic Massachusetts residents have Covid-19. We know that in the state approximately 2% of all tests for SARS-CoV-2, the virus that ...

A blood-based biomarker test aided diagnosis and clinical management of Alzheimer’s disease by detecting brain amyloidosis in symptomatic patients, researchers reported at the Clinical Trials for ...

There is broad consensus that widespread SARS-CoV-2 testing is essential to safely reopening the United States. A big concern has been test availability, but test accuracy may prove a larger long-term ...