نتایج جستجو برای: atherosclerosis

تعداد نتایج: 54280  

Journal: :Egyptian Journal of Radiology and Nuclear Medicine 2023

Abstract Background Atherosclerosis is the underlying process causing coronary artery calcification. Pathophysiology of aortic and mitral valve calcification has several similarities with atherosclerosis, but their correlation not been clear, especially in patients atherosclerosis. Purpose This study aims to investigate between calcium score arteries, aortic, valves Methods was a cross-sectiona...

Journal: :acta medica iranica 0
m. essalat s.h. mirkhani m. ghasemi m. zarezadeh m. sanatkar far m. jamali m. mirhoseini

in patients requiring coronary artery bypass grafting (cabg), usually at least one of the internal mammary arteries is used. this study evaluates the degree of atherosclerotic involvement of the internal mammary artery (ima) in patients undergoing cabg. during two months period, 79 patients (66 male and 13 female with a medium age of 58 years) undergoing myocardial revascularization had a biops...

Journal: :iranian journal of pharmaceutical research 0
ma ghaffari mr saffari t ghiasvand

the oxidative modification of low density lipoprotein (ldl) may play an important role in atherogenesis. antioxidants that can prevent ldl oxidation may act as antiatherogens. our understanding of the mechanism of ldl oxidation and factors that determine its susceptibility to oxidation is still incomplete. copper is a candidate for oxidizing ldl in atherosclerotic lesions. the binding of copper...

Journal: :iranian journal of radiology 0
arash mahdavi faculty of medicine, shahid beheshti university of medical sciences, tehran, iran ali mohammadzadeh rajaie cardiovascular medical and research center, iran university of medical sciences, tehran, iran golsa joodi faculty of medicine, tehran university of medical sciences, tehran, iran mohammad reza tabatabaei faculty of medicine, tehran university of medical sciences, tehran, iran farhad sheikholeslami endocrine research center, research institute for endocrine sciences, shahid beheshti university of medical sciences, tehran, iran marzieh motevalli rajaie cardiovascular medical and research center, iran university of medical sciences, tehran, iran; rajaie cardiovascular medical and research center, iran university of medical sciences, tehran, iran. tel: +98-2122042026, fax: +98-21-22042026

conclusion our results indicate that dsct coronary angiography provides high diagnostic accuracy for the evaluation of cad patients during daily routine practice of a referral cardiovascular setting. background there are numerous studies that address the diagnostic value of dual-source computed tomography (dsct) as an alternative to conventional coronary angiography (cca). however, the benefit ...

Journal: :journal of paramedical sciences 0
hossein mohebbifar department of genetics, islamic azad university, tehran medical sciences branch, tehran,iran mehrdad hashemi department of genetics, islamic azad university, tehran medical sciences branch, tehran,iran saaid morovvati department of genetics, islamic azad university, tehran medical sciences branch, tehran,iran

one of the leading causes of death in the world are cardiovascular diseases, among which coronary artery disease (cad) is the most common one. it occurs as a result of narrowing of the arteries which supply blood to the heart due to a theroma plaque formation. this kind of heart disease can be considered as a multifactorial one as genetic and environmental factors are involved in its incidence....

Journal: :Research, Society and Development 2021

Objective: Treponema denticola “T. denticola” is a pathogen associated with periodontal diseases that exhibits capacity for adherence, invasion, and colonization of host tissues, which allows alternating its location damage in different sites human body. This review aimed to discuss studies detected T. atherosclerotic plaques, demonstrating the importance disease on systemic health necessity ex...

Journal: :the journal of tehran university heart center 0
siamak sabour julius center for health sciences and primary care, university medical center utrecht, utrecht, the diederick grobbee julius center for health sciences and primary care, university medical center utrecht, utrecht, the annemarieke rutten radiology department, university medical center utrecht, utrecht, the netherlands mathias prokop radiology department, university medical center utrecht, utrecht, the netherlands. marie bartelink julius center for health sciences and primary care, university medical center utrecht, utrecht, the yvonne van der schouw julius center for health sciences and primary care, university medical center utrecht, utrecht, the

background: an electrocardiogram (ecg) can provide information on subclinical myocardial damage. the presence, and more importantly, the quantity of coronary artery calcification (cac), relates well with the overall severity of the atherosclerotic process. a strong relation has been demonstrated between coronary calcium burden and the incidence of myocardial infarction, a relation independent o...

Journal: :iranian biomedical journal 0
محمد علی غفاری mohammad ali ghaffari طیبه غیاثوند taibeh ghiasvand

background: a great deal of evidence has indicated that oxidatively modified ldl plays a critical role in the initiation and progression of atherosclerosis. antioxidants that can prevent ldl oxidation may act as antiatherogens. copper is a candidate for oxidizing ldl in atherosclerotic lesions. the binding of copper ions to ldl is usually thought to be a prerequisite for ldl oxidation by copper...

Journal: :iranian journal of medical physics 0
alireza rowhanimanesh department of electrical engineering, center of excellence on soft computing and intelligent information processing (sciip), ferdowsi university of mashhad, mashhad, iran.

introduction this paper proposes the concept of autonomous drug-encapsulated nanoparticle (adenp) as a novel non-invasive approach to prevent atherosclerosis. adenp consists of three simple units of sensor, controller (computing), and actuator. the hardware complexity of adenp is much lower than most of the nanorobots, while the performance is maintained by the synergism in the swarm architectu...

Journal: :medical journal of islamic republic of iran 0
f nabatchian from the department of biochemistry, tehran university of medical sciences, tehran sh khaghani from the department of biochemistry, tehran university of medical sciences, tehran r bagherian from the department of biochemistry, tehran university of medical sciences, tehran r miri hossein hospital, shahid beheshti university of medical sciences, tehran m mahmoodi amiraalam hospital, tehran university o/medical sciences, tehran, iran p pasalar department of biochemistry, faculty of medicine, tehran university of medical sciences, phone: 98 (21) 611-2341

oxidation of low density lipoprotein (ldl) particles plays a key role in the etiology of atherosclerosis and coronary artery disease (cad). oxidative stress enhances the likelihood of ldl oxidation and atherosclerotic plaque development. paraoxonase (poni) is an enzyme associated with hdl that metabolizes organophosphates and has antioxidant activity. in order to investigate the relationship be...

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