نتایج جستجو برای: doppler echocardiography

تعداد نتایج: 82572  

Journal: :archives of cardiovascular imaging 0
suchaya silvilairat department of pediatrics, division of pediatric cardiology, faculty of medicine, chiang mai university, chiang mai, thailand; department of pediatrics, division of pediatric cardiology, faculty of medicine, chiang mai university, p. o. box: 50200, chiang mai, thailand. tel: +66-897612855, fax: +66-53946461 kakanang jantarapagdee samitivej children hospital, bangkok, thailand rekwan sittiwangku department of pediatrics, division of pediatric cardiology, faculty of medicine, chiang mai university, chiang mai, thailand yupada pongprot department of pediatrics, division of pediatric cardiology, faculty of medicine, chiang mai university, chiang mai, thailand charlie phornphutkul department of pediatrics, division of pediatric cardiology, faculty of medicine, chiang mai university, chiang mai, thailand

conclusions the vibratory innocent murmur is associated with the presence of left ventricular false tendon and higher left ventricular outflow tract velocity. the presence of the left ventricular false tendon was somewhat associated with decreased early diastolic myocardial velocity. normal left ventricular systolic and diastolic function can be used as a reassurance in cases with the vibratory...

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Journal: Iranian Journal of Veterinary Surgery 2008
Alireza Vajhi, Hakimeh Sadeghian Majid Masoudifard, Masoud Rajabioun Masoud Selk Ghaffari Mohammad Azizzadeh

Objective- to determine the range of systolic times intervals using Pulsed-wave Doppler and m-mode echocardiography in normal, healthy Great Dane dogs. Design- Descriptive study. Animals- Thirty healthy Great Dane dogs. Procedures- This study examined 30 clinically healthy Great Dane dogs by the twodimensional, M-mode and Pulsed-wave Doppler echocardiography. The dogs were awake and unsedated. ...

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Journal: :the journal of tehran university heart center 0
shokoufeh hajsadeghi rasoul-e-akram hospital, tehran university of medical sciences,tehran, iran. seyed-mohammad fereshtehnejad firoozgar clinical research development center, tehran university of medical sciences, tehran, iran. saeid gholami student scientific research committee, tehran university of medical sciences,tehran, iran. mitra chitsazan student scientific research committee, tehran university of medical sciences,tehran, iran. mohammad reza keramati firoozgar clinical research development center, tehran university of medical sciences, tehran, iran.

background: the p ulsatility index (pi) shows continuous blood flow to the end organs and is a significant factor believed to decrease in aortic coarctation. correction of this factor is of great importance in the treatment of stenotic lesions of the aorta. however, there are minimal data regarding the trend of changes in the pi after stent implantation. furthermore, the association between the...

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Journal: :the journal of tehran university heart center 0
maryam esmaeilzadeh echocardiography research center of shaheed rajaei cardiovascular medical and research center, tehra ahmad mirdamadi echocardiography research center of shaheed rajaei cardiovascular medical and research center, tehra mozhgan parsaee echocardiography research center of shaheed rajaei cardiovascular medical and research center, tehra anita sadeghpour echocardiography research center of shaheed rajaei cardiovascular medical and research center, tehra majid maleki echocardiography research center of shaheed rajaei cardiovascular medical and research center, tehra hooman bakhshandeh abkenar echocardiography research center of shaheed rajaei cardiovascular medical and research center, tehra

background: the evaluation of prosthetic valves is very difficult with two-dimensional transthoracic echocardiography alone. doppler and color flow imaging as well as transesophageal echocardiography are more reliable to detect prosthetic valve dysfunction. however, doppler study sometimes tends to be misleading due to the load-depending characteristics of peak and mean pressure gradients. the ...

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Journal: :archives of cardiovascular imaging 0
in-cheol kim division of cardiology, department of internal medicine, keimyung university dongsan medical center, daegu, republic of korea hyungseop kim division of cardiology, department of internal medicine, keimyung university dongsan medical center, daegu, republic of korea; division of cardiology, department of internal medicine, keimyung university dongsan medical center, daegu, republic of korea. tel: +82-53250799, fax:+82-532507034

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Journal: :iranian journal of veterinary research 2013
a. r. vajhi a. mirshahi m. r. mokhber dezfouli m. masoudifard a. veshkini

turkmen horse is one of the oldest and purest breeds in the world, but there is no information on doppler echocardiographic parameters in this horse. in the present study, pulsed-wave (pw) doppler echocardiography was performed on 42 clinically normal 3- to 15-year-old racing turkmen horses. no cardiac disease was detected with two-dimensional (2-d) real-time, m-mode, and colour flow mapping. d...

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Journal: :international journal of hematology-oncology and stem cell research 0
mozhdeh dabirian assistant professor of cardiology & fellowship in echocardiography, department of cardiology, faculty of medicine, mazandaran university of medical sciences, sari, iran. rozita jalalian assistant professor of cardiology & fellowship in echocardiography, department of cardiology, faculty of medicine, mazandaran university of medical sciences, sari, iran. hossein karami associate professor of pediatric oncology, department of pediatric oncology, faculty of medicine, mazandaran university of medical sciences, sari, iran. mehrnoosh kowsarian professor of pediatric endocrinology, thalassemia research center, bouali sina hospital, mazandaran university of medical sciences, sari, iran. abes ahmadi resident of pediatrics, department of pediatrics, bouali sina hospital, mazandaran university of medical sciences, sari, iran. leila shokohi gp, research fellow, research and technology department of mazandaran medical science and health services, sari iran.

background and aim: iron overload in patients with thalassemia major is one of the most important complications of this disease and its cardiac complications are the most important causes of death in these patients.mri t2 is the perfect device to assess the amount of iron deposited in the heart of thalassemia patients, but it causes waste of time and also is an expensive diagnostic method. tiss...

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Journal: :the journal of tehran university heart center 0
hakimeh sadeghian tehran heart center, tehran university of medical sciences, tehran, iran. jalil majd-ardakani tehran heart center, tehran university of medical sciences, tehran, iran. masoumeh lotfi-tokaldany tehran heart center, tehran university of medical sciences, tehran, iran.

the aim of this article is to review the application of current imaging techniques used for the detection of viable myocardium. each technique is discussed briefly, and the more commonly used techniques are compared. the imaging techniques reviewed herein are dobutamine stress echocardiography, single photon emission tomography, magnetic resonance imaging, positron emission tomography with f-18...

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ژورنال: Hormozgan Medical Journal 2004
Noori, N.M, Rajaei, SH,

Introduction: Patent ductus arteriosus (PDA) is the persistence of a normal fetal structure between left pulmonary artery and descending aorta. Persistence of this fetal structure beyond 10 days of life is considered abnormal. In this study we compared M-Mode and Doppler echocardiography in diagnosis of PDA in children at Aliasghar Hospital in Zahedan and Children hospital in Bandar Abbas for...

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Journal: :the journal of tehran university heart center 0
manijhe mokhtari dizaji department of medical physics, tarbiat modares university, tehran, iran. mehdi maerefat department of mechanical engineering, tarbiat modares university, tehran, iran. saeed rahgozar department of mechanical engineering, kashan university, kashan, iran.

background: pulse wave velocity (pwv) is widely used for estimating the stiffness of an artery. v arious invasive and non-invasive methods have been developed to determine pwv over the years. in the present research , the non-invasive estimation of the pwv of large arteries was used as an index for arterial stiffness. methods: a dynamic model based on the navier-stokes equations coupled to elas...

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