Understanding When Angioplasty And Stenting Are Necessary? Heart diseases usually progress quietly and may turn dangerous without early warning. Many patients feel confused or anxious when a doctor recommends a heart procedure. When do you really need an angioplasty and stenting? matters because not all artery narrowing needs instant procedures. https://share.evernote.com/note/3ac922b7-540d-6ed2-6773-6be70484c11e