[PDF] Top 20 Small animal positron emission tomography systems

... and small error bars means better DOI resolution: higher slopes allows better differentiation of DOI at different source positions, while error bars means less uncertainty on that ... See full document

... The distribution of the relative regional cerebral glucose metabolic rate (rCMRglc) was mea- sured using F-18 FDG-PET-scanning. PET scans were performed with an eighteen-ring GE-Advance scanner (General Electric Medical ... See full document

... cannot be complete, and a small variation of computer-generated sensitivity would lead to misdiagnosis. This kind of error may reflect intrinsic limitations of any automated imaging analyses including CAD ... See full document

... a small source is a larger but dimmer source, in other words, the measured image is formed by the convolution of the actual source with 3D point spread function (PSF) of the imaging system ...a small size ... See full document

... specific than information from F-18 FDG PET alone for dif- ferentiating benign from malignant adrenal masses in oncolo- gy patients. When using PET/CT criteria of SUV of 3.1 or less for any HU and SUV greater than 3.1 ... See full document

... the small number of patients that precluded statistical evaluation of the results and the heterogeneous patient population including various tumor types and dogs with and without prior treatment of their tumors ... See full document

... Considering the partial volume effects, small spheres (<18.9 mL) were not included in this study. In addition, only regular respiratory motions were simulated. Therefore, the effects of patient’s irregular ... See full document

... MRI. Positron emission tomography using radiolabeled amino acid (PET-AA) appears to be promising in the management of BM, because AA-uptake appears to be specific for tumor ...the small size ... See full document

... for small animal PET (positron emission tomography) scanners in ...of small animal PET scanner and quality assurance program was prepared and sent to all Brazilian ... See full document

... PET systems are currently no longer operating in the market, as the most common current set-up used in clinical and research environments are PET-CT ...a positron emission source (which is the case ... See full document

... of small animal Positron Emission Tomography (PET) has increased during the last decades as a valuable tool to noninvasive in vivo studies of preclinical animal models, to ... See full document

... photon emission microscope (SPEM) is an instrument developed to obtain high spatial resolution single photon emission computed tomography (SPECT) images of small structures inside the mouse ... See full document

... activity value of the original phantom image at frame t. Figure 7 plots the PSNRs at each frame of the activity images reconstructed by the FBP, GF, BF and KIBF algorithms. The PSNR curves illustrate that KIBF has a ... See full document

... Institutional Animal Care and Use Committee of Brookhaven National Laboratory and the baboons were housed and maintained in an accredited animal facility certified by the Association for Assessment of ... See full document

... computed tomography (CT) or magnetic resonance imaging (MRI), is that, since PET imaging visualizes metabolic processes in vivo, relatively small tumors can be detected before structural changes have taken ... See full document

... [37] Animal and neuropsycho- logical studies have indicated that this region is involved in cognitive processes such as attention, motivation, working memory, reward and error detection, problem-solving and ... See full document

... For evaluating the whole-body dose (Hp(10)) and skin dose (Hp(0.07)), medical staff was supplied with Siemens electronic semiconductor dosimeter EPD-MK2. To assess extremity dose a Polimaster Geiger Mueller based ... See full document

... The NGA Basic and Applied Research Office has been involved in a number of projects with several universities and companies to test various platforms and sensors with the aim of providing a low-cost, easy to use system ... See full document

... Asymptomatic lipomas were the most common subcutaneous masses palpated during physical exams by the author. Although the frequency of the finding was not documented, for it is of benign nature, it was surprisingly high ... See full document

... Studies have demonstrated that elastography can provide auxiliary and important information in the evaluation of testicular lesions, both for detection of small lesions and for differentiation of benign and ... See full document