Tag Walter A. Tan

Cardiovascular Disease in the Elderly

Aging is a normal physiological process associated with a decline in organ system function. Changes of cardiovascular physiology intertwine with pathophysiology of cardiovascular disease (CVD). Although disease should not be misconstrued as an inevitable consequence of aging, distinctions are often…

Renal Artery Stenosis and Renal Denervation

Obstructive disease in the renal arteries can decrease blood flow to the kidneys, which can result in activation of the renin-angiotensin system, hypertension, ischemic nephropathy, and other pathological changes. Technological advances, including intraarterial stenting, have generated enthusiasm for revascularization as…