percutaneous transluminal angioplasty
Also found in: Dictionary, Thesaurus, Acronyms, Encyclopedia, Wikipedia.
Related to percutaneous transluminal angioplasty: PCI, balloon angioplasty, endarterectomy, percutaneous transluminal coronary angioplasty, Transluminal coronary angioplasty
an angiographic procedure for elimination of areas of narrowing in blood vessels.
balloon angioplasty angioplasty in which a balloon catheter is inflated inside an artery, stretching the intima and leaving a ragged interior surface after deflation, which triggers a healing response and breaking up of plaque.
percutaneous transluminal angioplasty a type of balloon angioplasty in which the catheter is inserted through the skin and through the lumen of the vessel to the site of the narrowing.
percutaneous transluminal coronary angioplasty (PTCA) percutaneous transluminal angioplasty to enlarge the lumen of a sclerotic coronary artery (see accompanying illustration). This provides an alternative to cardiac bypass surgery for selected patients with ischemic heart disease. See also heart.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.
per·cu·ta·ne·ous trans·lu·mi·nal an·gi·o·plas·ty (PTA),
an operation for enlarging a narrowed vascular lumen, by inflating and withdrawing a balloon on the tip of an angiographic catheter through the stenotic region; may include positioning of an intravascular endoluminal stent.
Farlex Partner Medical Dictionary © Farlex 2012
per·cu·ta·ne·ous trans·lu·mi·nal an·gi·o·plas·ty(PTA) (pĕr'kyū-tā'nē-ŭs trans-lū'mĕn-ăl an'jē-ō-plas-tē)
An operation for enlarging a narrowed vascular lumen by inflating and withdrawing a balloon on the tip of an angiographic catheter through the stenotic region; may include positioning of an intravascular stent. Used in the treatment of atherosclerotic coronary heart disease and angina pectoris to improve circulation.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012