Singular value decomposition (SVD) clutter filtering is an effective method to improve microvessel detection in contrast-free ultrasound. In standard SVD filters, the singular values below the ...

Evaluation of microvascular endothelial function is essential for investigating the pathophysiology and treatment of cardiovascular and metabolic diseases. Although laser speckle contrast imaging ...

In 1772, William Heberden described ‘a disorder of the breast marked with strong and peculiar symptoms… [with a] sense of strangling and anxiety’. Individuals affected are ‘seized while they are ...

Angina pectoris is pain or discomfort within the chest, typically provoked by exertion or anxiety. Angina is a sign that someone is at increased risk of heart attack, cardiac arrest or sudden cardiac ...