By Nasser M. Lakkis M. D., Neal S. Kleiman M. D. (auth.), Lloyd W. Klein M.D. (eds.)
ISBN-10: 1461378869
ISBN-13: 9781461378860
ISBN-10: 1461562872
ISBN-13: 9781461562870
In this publication, the significance and cost of safely assessing coronary stenosis morphology is reviewed, together with fresh concepts concerning the pathogenetic mechanisms ascribed to angiographically assessed morphology, a number of new and possibly extra actual technique of picking out plaque composition and its courting to stenosis morphology, and the most recent hypotheses relating to interventional machine choice.
every one bankruptcy has been written by means of said specialists within the quarter, who've contributed considerably to that physique of information and are thought of opinion leaders nationally and the world over. every one bankruptcy includes the elemental `how-to' of that method, the way during which it's best applied or thought of, and the restrictions that needs to be taken under consideration in its program. In a few chapters, the authors deal with instructions relating to photo acquisition and research to lessen the diversities as a result of the aptitude errors assets.
it's was hoping that this paintings will result in technological advancements, greater functionality, and extra rational medical utilization.
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Additional info for Coronary Stenosis Morphology: Analysis and Implication
Sample text
Morphology in normal arteries consists of two basiC patterns - a trilaminar appearance with three discrete layers or monolayered vessel wall. (Figure 2) Although there is still some controversy regarding the genesis of the three ultrasonic layers in normal subjects, most authorities agree that the innermost band represents reflections from the internal 37 elastic lamina, while the middle sonolucent layer is principally composed of the vessel media. In normal segments without a trilaminar appearance, the internal elastic lamina is thin and reflects the ultrasound signal poorly, resulting in a monolayered appearance.
Kleiman et aI (36) reported a 66% agreement on lesion length when 2 experienced angiographers reviewed 150 angiograms of patients undergoing balloon angioplasty. Since it is a lumenographic technique, coronary angiography routinely underestimates the extent of atherosclerosis within a tubular structure such as an artery and thus cannot identify precisely the ends of a tapered atherosclerotic deposit. Consequently, the length of a lesion is often severely underestimated by coronary angiography compared with pathologic findings.
J Am Coli Cardiol 1988; 12:56-62. 13. Wilson RF, Holida MD, White CW: Quantitative angiographic morphology of coronary stenoses leading to myocardial infarction or unstable angina: Circulation 1986;73:286-293. 26 14. Fischell TA, Bausback KN. Effects of luminal eccentricity on spontaneous coronary vasoconstriction after successful PTCA. Am J Cardiol 1991 ;68:530-534. 15. Ambrose JA, Winters SL, Stem A, Teichholz LE, Gorlin J, et al. Angiographic morphology and the pathogenesis of unstable angina pectoris.
Coronary Stenosis Morphology: Analysis and Implication by Nasser M. Lakkis M. D., Neal S. Kleiman M. D. (auth.), Lloyd W. Klein M.D. (eds.)
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