Vascular Stenosis

Mitral Valve Replacement for rheumatic mitral stenosis

Complete Information on Aortic Supravalvular Stenosis With Treatment and Prevention

Aortic supravalvular stenosis is a fixed kind of inborn left ventricular leakage parcel interference that occurs as a localized or a diffuse narrowing of the ascending aorta beyond the excellent edge of the sinuses of Valsalva. Severe left ventricular leakage parcel interference and coronary artery disease may too induce liberal dyspnea upon exertion, angina, and syncope in serious cases and may account for the morbidity in aortic supravalvular stenosis. Bacterial endocarditis can too induce mortality and morbidity in aortic supravalvular stenosis. The sporadic form of aortic supravalvular stenosis is the most common presentation. Patients may have associated peripheral pulmonary artery stenosis but show no other features of Williams syndrome.

Aortic supravalvular stenosis may happen periodically, as an expression of elastin arteriopathy, or as region of williams syndrome, a hereditary disorder with autosomal predominant heritage. Sudden death can happen in raw patients with aortic supravalvular stenosis. However, this appears to be comparatively uncommon whole. Sudden death is more common with Williams syndrome and aortic supravalvular stenosis with diffuse peripheral pulmonary artery stenosis. Sudden death can occur in untreated patients with aortic supravalvular stenosis. However, this appears to be relatively rare overall. Patients with aortic supravalvular stenosis usually become symptomatic during childhood, but aortic supravalvular stenosis is usually identified during infancy in cases associated with Williams syndrome.

The symptoms which are caused by supravalvar aorta constriction usually develop in childhood and do in small child time, however, some patients may develop symptoms in the second or third decade of life. Newborn infants with acute aortic stenosis present with signs of circulatory collapse, cyanosis, or congestive heart failure. Hypotension, tachycardia, respiratory distress, irritability, and poor peripheral perfusion are nonspecific signs of physiologic distress, RV hypertrophy will be present. Hepatomegaly may be present, as well peripheral edema and decreased peripheral pulses. Respiratory distress may be present. A condition known as Williams Synrome is associated with nearly half the cases of supravalvular aortic stenosis. Cardiac silhouette may be variably increased, and the ascending aorta may be asymmetrically dilated. The presence of both findings indicates hemodynamically significant aortic supravalvular stenosis.

A suitable diagnosis of aorta supravalvular constriction cannot be made, and the patients and their families can observe continuation care badly. Surgery is primary treatment for supravalvar aorta constriction. Catheter intervention in the form of transcatheter balloon angioplasty has not been found to be an effective treatment because the relief in gradient across aortic supravalvular stenosis is usually small and transient. Immediate surgical intervention is necessary, and may come in the form of balloon valvuloplasty, this, however, may result in complications relating to the small size and age of the patient. Open repair under direct vision is usually preferred. Percutaneous arterial stenting has been used to correct peripheral vascular stenoses, while surgical correction, either with patch augmentation or tube graft replacement, is favored for supravalvular aortic stenosis.

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Carotid Artery Stenosis: Current and Emerging Treatments (Neurological Disease and Therapy) Sale Price: $229.95   Eligible for free shipping! Availability: Temporarily out of stock. Order now and we'll deliver when available. We'll e-mail you with an estimated delivery date as soon as we have more information. Your credit card will not be charged until we ship the item. See Reviews For This Product Description Providing a thorough overview of rapid developments in medical therapy, surgery, and angioplasty, this reference provides a complete review of carotid artery stenosis treatment, as well as a clear overview of carotid surgery and stenting. Offering chapters by seasoned authorities on epidemiology, imaging with ultrasound and angiography, cholesterol lowering, blood pressure management, homocysteine treatment, and diet modification, this guide is a stand-alone source for current information and understanding of this burgeoning science.

CATHETER-BASED METHODS FOR MANAGING PERIPHERAL VASCULAR DISEASE Which types of occlusive disease are most amenable? (Postgraduate Medicine) List Price: $2.99 See Reviews For This Product Description Primary care physicians have an important role in identification and referral of patients with signs and symptoms of peripheral vascular disease. Advances in technology have increased the effectiveness of percutaneous catheter-based techniques used to treat stenosis or occlusion in various anatomic sites. However, early evaluation remains an important factor in the success of treatment. In this symposium article, Drs Lips and Vacek review the current catheter-based techniques for managing various types of occlusive disease and include numerous angiographic illustrations from their case files. They also examine the factors affecting choice of treatment approach and briefly discuss the role of thrombolytic therapy.

Cardiac Surgery, Carotid Stenosis, and Stroke Prevention (Hospital Practice) List Price: $2.99 See Reviews For This Product Description Abstract: Stroke following cardiac surgery is a major source of morbidity and mortality. In patients undergoing cardiac surgery, the presence of severe carotid stenosis is associated with a higher incidence of postoperative stroke. Carotid revascularization procedures, such as carotid endarterectomy and stenting, are frequently performed under such circumstances in an effort to reduce the incidence of stroke. The available literature suggests that most postoperative strokes are not directly related to carotid stenosis. Synchronous carotid revascularization and cardiac surgery renders a higher risk of cardiovascular complications. In this article, we summarize the incidences of postoperative stroke and carotid stenosis in this population, discuss the pathogenesis of stroke in these patients, and propose strategies for managing patients undergoing cardiac surgery with severe carotid stenosis.

Management of Atherosclerotic Renal Artery Stenosis List Price: $4.99 See Reviews For This Product Description This guide summarizes clinical evidence about the effectiveness and safety of angioplasty and medical therapy for treating atherosclerotic renal artery stenosis (ARAS). This guide does not address how to choose among diagnostic strategies for evaluating suspected ARAS, and it does not discuss renal artery stenosis due to fibromuscular dysplasia.

Imaging of Carotid Artery Stenosis Sale Price: $259.00   Eligible for free shipping! Availability: Usually ships in 1 to 2 months See Reviews For This Product Description Stroke is the third leading cause of death and carotid atherosclerosis is the leading cause of embolic stroke. In recent years, the need for a more detailed analysis of atherosclerotic plaques has been stressed. Information beyond the degree of narrowing of the vessel lumen seems to be desirable and there is considerable demand for diagnostic procedures that specifically identify rupture-prone, vulnerable plaques as the most frequent cause of sudden ischemic events. This atlas is an up-to-date reference work on imaging in carotid artery stenosis written by internationally renewed experts. The authors take the reader step by step through illustrated descriptions of state-of-the-art imaging techniques that they have helped to develop, and demonstrate that these techniques are crucial in the management of patients. This book covers all facets of imaging in carotid artery stenosis and gives an outlook to future aspects. The "take-home-messages" at the end of each chapter are a quick help in daily practice.

Carotid Artery Stenting: The Basics (Contemporary Cardiology) List Price: $189.00 Sale Price: $165.85 You save: $23.15 (12%)   Eligible for free shipping! Availability: Usually ships in 24 hours See Reviews For This Product Description Over the past three decades, carotid artery stenting has evolved to become a promising and viable alternative to carotid endarterectomy, especially for patients deemed to have high surgical risks. In Carotid Artery Stenting: The Basics, Jacqueline Saw and a panel of international experts on carotid artery stenting discuss in depth the details of all contemporary aspects of carotid stenting, while reviewing supporting studies, guidelines, technical perspectives, and peri-procedural management. This textbook serves as a learning resource on the multifaceted management of patients with carotid artery stenosis, with the key focus on extracranial carotid artery stenting. Additional sections detail the specifics of setting up and maintaining a laboratory and discuss the preparation of the carotid artery stenting procedure from both the patient and operator’s perspective. Authoritative and highly practical, Carotid Artery Stenting: The Basics is an accessible guide and valuable resource for today’s cardiologists, radiologists, and vascular surgeons.