Pathophysiology of coronary circulation.
نویسندگان
چکیده
منابع مشابه
Pathophysiology of coronary circulation.
I consider it a great honour to have been asked to give the Sir Thomas Lewis Lecture, and I have chosen for my subject the pathophysi,,ology of the coronary circulation a topic which was of great interest to Sir Thomas. Another reason for selecting this topic is that so much of the good, recent work in this field * has been done in Britain and many of the investigators who have made significant...
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While the existence of structural adaptation of coronary anastomoses is undisputed, the potential of coronary collaterals to be capable of functional adaptation has been questioned. For many years, collateral vessels were thought to be rigid tubes allowing only limited blood flow governed by the pressure gradient across them. This concept was consistent with the notion that although collaterals...
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T he effects of hypertension and hypertrophy on the coronary circulation are subjects of increasing investigative interest.1-3 Animal studies have shown that the major conduit arteries are enlarged in pressure-overloaded, hypertrophied ventricles, but this increase falls short of paralleling the extent of hypertrophy.4 This enlargement is accompanied by an increase in the extracellular componen...
متن کاملCoronary Circulation After Coronary Spasm
To examine whether acute myocardial ischemia activates the coagulation system and platelet activation in the coronary circulation, we measured plasma levels of fibrinopeptide A and j3-thromboglobulin in the coronary sinus and the aortic root simultaneously in 15 patients with coronary spastic angina before and after the left coronary spasm induced by intracoronary injection of acetylcholine and...
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ژورنال
عنوان ژورنال: Heart
سال: 1971
ISSN: 1355-6037
DOI: 10.1136/hrt.33.2.173