Interventional Cardiology Journal Open Access

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Commentary Article - (2022) Volume 8, Issue 6

Diagnostic and Therapeutic Procedure of Coronary Catheterization
Department of Cardiology, University of Cairo, Egypt
*Correspondence: Alaric Momoser, Department of Cardiology, University of Cairo, Egypt, Email:

Received: 01-Jun-2022, Manuscript No. IPIC-22-13870; Editor assigned: 03-Jun-2022, Pre QC No. IPIC-22-13870(QC); Reviewed: 17-Jun-2022, QC No. IPIC-22-13870; Revised: 22-Jun-2022, Manuscript No. IPIC-22-13870; Published: 30-Jun-2022, DOI: 10.21767/2471-8157.8.6.30


Coronary catheterization is a negligibly intrusive system to access the coronary artery and blood-filled sites of the heart using a catheter. It is carried out for both symptomatic and interventional (treatment) purposes. Coronary catheterization is one of the few indicative tests and strategies in cardiology. In particular, through the infusion of a liquid X-ray contrast specialist and reconnaissance with X-rays, angiocardiography allows the detection of obstruction, stenosis, restenosis, stroke or aneurysmal dilatation of the coronary conduit lumens; size of heart chamber; execution of cardiac muscle constriction; and some parts of heart valve function. Significant internal cardiac and pulmonary blood pressures that are not quantifiable from outside the body can be accurately estimated during the test. The relevant problems, which the test most often treats, arise due to the latest atherosclerosis atheroma action within the mass of the coronary corridors. Less habitually, heart valve, heart muscle, or arrhythmia problems are the focus of the test. The lumen restriction of the coronary line reduces flow to the heart except for oxygenated blood, which usually causes discontinuous angina. Extremely advanced luminal obstruction generally results in cardiovascular failure. In any event, it has recently been increasingly recognized that coronary catheterization does not permit the determination of the presence or absence of coronary atherosclerosis itself, but only large luminal changes that have occurred due to end-stage entanglements of the atherosclerotic cycle. During coronary catheterization, blood pressure values are recorded and fluoroscopic shadow images of the blood are recorded within the coronary courses. To take the x-rays, a doctor inserts a small cylinder-like device called a catheter, usually widthways, through the body's giant ducts until the tip is right at the start of one of the coronary supply pathways. The catheter is designed to be more modest than the lumen of the course in which it is inserted; Inside (inside the blood vessel), blood pressure is observed through the catheter to confirm that the catheter is not obstructing blood flow. The catheter itself is said to be radiopaque for perceptibility and allows an appropriate, aqueous, blood-grade radiopaque specialist, commonly referred to as X-ray paint, to be specifically infused and mixed with the blood flowing in the vein. Typically, 3-8 cc of the X-ray contrast medium is infused for each image to make the blood flow perceptible for about 3-5 seconds as the X-ray contrast medium is flushed rapidly into the coronary vasculature and then into the coronary veins. Without the x-ray colour infusion, the blood and surrounding heart tissue appear on the x-ray only as a slightly shape-shifting mass of generally uniform water thickness; no subtleties of the blood and internal organ structure are perceptible. The radio contrast in the blood allows the perception of the blood flow in the corridors or heart chambers, depending on where it is injected.


Restenosis is the body's response to injury to the vessel wall by angioplasty and to the stent being a foreign body. As noted in preliminary clinical trials in the late 1980s and 1990s using inflatable only angioplasty (POBA, regular inflatable angioplasty) caused major restenosis in up to half of the patients; however, with the advent of drug-eluting stents, that rate has dropped to the single-digit to double-digit range. Sirolimus, paclitaxel, and everolimus are the three drugs used in coatings that are now FDA approved in the United States. Instead of bare metal, drug-eluting stents are covered with a drug that is gradually distributed to smother the restenotic response.


The author is grateful to the journal editor and the anonymous reviewers for their helpful comments and suggestions.

Conflict of Interest

The author declared no potential conflicts of interest for the research, authorship, and/or publication of this article.

Citation: Alaric M (2022) Diagnostic and Therapeutic Procedure of Coronary Catheterization. Interv Cardiol J.8.6:30

Copyright: © Alaric M. This is an open-access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are credited