نتایج جستجو برای: coronary angioplasty
تعداد نتایج: 202304 فیلتر نتایج به سال:
This case demonstrates the possibility of using balloon angioplasty in patients with non-ST segment elevation acute coronary syndrome and restenosis previously implanted stents as a measure to temporary stabilize blood flow patient’s condition for preoperative preparation subsequent emergency bypass grafting.
Background Previous studies have shown the feasibility of peripheral arterial ultrasound angioplasty. Methods and Results In this report, we describe the use of percutaneous therapeutic ultrasound for coronary angioplasty. In vitro, 11 postmortem, atherosclerotically occluded coronary arteries were obtained to assess catheter-delivered ultrasound for arterial recanalization as well as for asses...
OBJECTIVE To explore self-reported changes in coronary risk factors by patients three to nine months following coronary artery angioplasty. DESIGN Descriptive survey. SUBJECTS Two hundred and thirty four patients, three to nine months after elective angioplasty. Patients were self-selected from a convenience sample of all patients undergoing angioplasty within a six-month period in two majo...
While the author's opening statement is certainly an overembellishment, one should not minimize the importance of cardiac catheterization, for it has facilitated intensive investigation into the physiology and anatomy of the entire circulatory system. Dr. Clark's book, Coronary Angioplasty, is broad in its scope. It deals with numerous concerns particular to cardiac catheterization: selection o...
In the present case, we report the performance of coronary angioplasty with stent implantation in the right coronary artery of a patient with high-risk unstable angina and single coronary artery originating from the right coronary sinus. The anterior descending and circumflex arteries originated separately from the proximal third of the right coronary artery. This is a rare coronary anomaly and...
BACKGROUND Coronary artery angioplasty triggers healing that causes constrictive remodeling. Because collagen accumulation correlates with constrictive remodeling and aldosterone has been implicated in collagen accumulation, we examined how aldosterone and the mineralocorticoid receptor antagonists spironolactone and eplerenone affect remodeling and collagen in porcine coronary and iliac arteri...
In 500 consecutive procedures of elective coronary angioplasty attempted at a centre with a primary success of 86%, one or more major acute complications occurred in 34 cases (6.8%). Twenty four patients (4.8%) sustained an acute myocardial infarction (in six this was despite emergency coronary artery bypass surgery) and two patients (0.4%) had emergency coronary bypass without myocardial infar...
The monorail technique allows monitoring of all steps of the coronary angioplasty procedure by high quality coronary angiography; easy, rapid, and safe recrossing and redilatation of the lesion if necessary; and stepwise dilatation of a stenosis with sequential increase of size of balloons. Transstenotic pressure differences cannot, however, be measured through the narrow shaft of the standard ...
Coronary artery aneurysm is an uncommon disease. When it is associated with significantly obstructive coronary artery disease, percutaneous transluminal coronary angioplasty with graft-coated stent implantation usually provides favorable results. Non-coated stents may have the potential risk of thromboembolism. We present a patient with unstable angina who received elective balloon angioplasty ...
BACKGROUND Randomized trials comparing coronary angioplasty with bypass surgery in patients with multivessel coronary disease have shown no significant differences in overall rates of death and myocardial infarction. We compared quality of life, employment, and medical care costs during five years of follow-up among patients treated with angioplasty or bypass surgery. METHODS A total of 934 o...
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