Understanding When Angioplasty And Stenting Are Necessary? Heart diseases usually progress quietly and may turn dangerous without early warning. People often feel scared or uncertain when a heart intervention is suggested. When is angioplasty and stenting actually required? is an important question because not every heart blockage requires immediate intervention. https://share.evernote.com/note/3ac922b7-540d-6ed2-6773-6be70484c11e