نتایج جستجو برای: partial volume effects
تعداد نتایج: 2012014 فیلتر نتایج به سال:
Since the advent of CT, imaging of the posterior fossa has posed problems. The proximity and density of the temporal bones have created artifacts at the interfaces with brain [1]. Nevertheless, thinner sections through the posterior fossa reduce the partial volume artifacts [2], and the use of a method we call the composite addition technique (CAT) together with higher tube voltage further redu...
Background and Aim: Methadone and buprenorphine are agonist and partial agonist of opioid receptors respectively. Opiates have side effects on various organs specially kidneys. In this study, effects of buprenorphine and methadone on volumetric changes of male rat kidney were investigated. Materials and Methods: In this experimental study, 15 male Wistar rats each weighing 250±15 gr were select...
1 Chair of Team Sports, University School of Physical Education in Wrocław, Wrocław, Poland. 2 Chair of Recreation, University School of Physical Education in Poznań, Poznań, Poland. 3 Chair of Motor Skills, University School of Physical Education in Wrocław, Wrocław, Poland. . Authors submitted their contribution to the article to the editorial board. Accepted for printing in the Journal of Hu...
BACKGROUND AND PURPOSE True 3D measurements of tumor volume are time-consuming and subject to errors that are particularly pronounced in cases of small tumors. These problems complicate the routine clinical assessment of tumor growth rates. We examined the accuracy of currently available methods of size and growth measurement of vestibular schwannomas compared with that of a novel fast partial ...
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