نتایج جستجو برای: three dimensional power doppler ultrasonography

تعداد نتایج: 2013614  

2008
Sang Hoon Lee Jin-Suck Suh Myung Jin Shin Seong Moon Kim Namkug Kim Sang Hyun Suh

OBJECTIVE To validate contrast-enhanced power Doppler ultrasonography (PD US) for the evaluation of synovial vascularity in an arthritic rabbit knee model in correlation with MR and histological findings. MATERIALS AND METHODS Power Doppler ultrasonography was performed for carrageenin-induced arthritic left knee and control right knee of 13 rabbits, first without and then with sonic contrast...

Journal: :Journal of the Turkish German Gynecological Association 2014
Mert Turğal Ozgür Ozyüncü Aslıhan Yazıcıoğlu Lütfü Sabri Onderoğlu

Amniotic band syndrome is a rare disorder which is thought to be caused by early rupture of the amniotic membrane. The extent of the disease may vary from minor digital amputations to severe lethal anomalies. For many years in routine clinical practice, this syndrome has been diagnosed with two-dimensional ultrasonography. Evolving imaging techniques by means of three-dimensional ultrasonograph...

2011
Gail ter Haar

Modern ultrasound imaging for diagnostic purposes has a wide range of applications. It is used in obstetrics to monitor the progress of pregnancy, in oncology to visualize tumours and their response to treatment, and, in cardiology, contrast-enhanced studies are used to investigate heart function and physiology. An increasing use of diagnostic ultrasound is to provide the first photograph for b...

2017
Pieter Kruizinga Pim van der Meulen Andrejs Fedjajevs Frits Mastik Geert Springeling Nico de Jong Johannes G Bosch Geert Leus

Three-dimensional ultrasound is a powerful imaging technique, but it requires thousands of sensors and complex hardware. Very recently, the discovery of compressive sensing has shown that the signal structure can be exploited to reduce the burden posed by traditional sensing requirements. In this spirit, we have designed a simple ultrasound imaging device that can perform three-dimensional imag...

Journal: :Ultrasound in medicine & biology 1998
T R Nelson D H Pretorius

The objective of this article is to provide scientists, engineers and clinicians with an up-to-date overview on the current state of development in the area of three-dimensional ultrasound (3-DUS) and to serve as a reference for individuals who wish to learn more about 3-DUS imaging. The sections will review the state of the art with respect to 3-DUS imaging, methods of data acquisition, analys...

Journal: :Annals of the rheumatic diseases 2011
Uffe Møller Døhn Bo Ejbjerg Annelies Boonen Merete Lund Hetland Michael Sejer Hansen Lene Surland Knudsen Annette Hansen Ole Rintek Madsen Maria Hasselquist Jakob M Møller Mikkel Ostergaard

AIM To monitor joint inflammation and destruction in rheumatoid arthritis (RA) patients receiving adalimumab/methotrexate combination therapy using MRI and ultrasonography. To assess the predictive value of MRI and ultrasonography for erosive progression on CT and compare MRI/ultrasonography/radiography for erosion detection/monitoring. METHODS Fifty-two erosive biological-naive RA patients w...

Journal: :European journal of echocardiography : the journal of the Working Group on Echocardiography of the European Society of Cardiology 2009
Thierry V Scohy Frederik du Plessis Jackie McGhie Peter L de Jong Ad J J C Bogers

AIMS The availability of three-dimensional (3D) echography with its multiplanar review analysis software on board now allows detailed examination in assessing morphological details. We evaluated the feasibility of 3D echography in assessing intraoperative morphological details of aortic coarctation (CoA) and its repair. METHODS AND RESULTS Nine consecutive children scheduled for surgery of Co...

2005
E. A. WHITEMAN C. A. JENNINGS R. S. NEMETH

Ultrasonic imaging was used to determine the spawning population structure and develop a fecundity estimation model for a red hind Epinephelus guttatus spawning aggregation within the Red Hind Bank Marine Conservation District, St Thomas, U.S.V.I. The spawning population showed considerable within-month and between-month variation in population sizeand sex-structure. In the spawning season stud...

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