• In conclusion, maximum intensity projections from thin-slice images can be quickly obtained from standard computed tomography datasets using a multidetector scanner and are useful in identifying and correctly localizing the dense artery sign, with prognostic implications for the entity of cerebral damage. (unimi.it)
  • Four thoracic vertebrae were harvested from each of three fresh human cadavers (n=12).Multi-detector computed tomography (MDCT) images were obtained at baseline, 3 and 6 month follow-up.In the intervals between MDCT imaging, two vertebrae from each donor were formalin-fixed and frozen, respectively. (nih.gov)
  • Multi-detector computed tomography (MDCT) images were obtained at baseline, 3 and 6 month follow-up. (nih.gov)
  • Pearls, Pitfalls, and Problems in Dual-Energy Computed Tomography Imaging of the Body. (harvard.edu)
  • Low-dose CT: technique, reading methods and image interpretation. (nih.gov)
  • Therefore this paper deals with the LDCT technique, reading methods and interpretation in lung cancer screening, particularly for those radiologists who have little experience of the technique. (nih.gov)
  • MATERIALS AND METHODS: For the 90 benign hepatic cysts confirmed on MRI, the transverse (5-mm thickness) and additional coronal (2-mm thickness) reformation images from MDCT were compared with each other in terms of the Hounsfield units (HUs) and the size of each hepatic cyst. (yonsei.ac.kr)
  • METHODS: Ten readers trained in CT but without special expertise in colonography interpreted CT colonography images of 107 patients (60 with 142 polyps), first without CAD and then with CAD after temporal separation of 2 months. (ox.ac.uk)
  • EMPIRE10 (Evaluation of Methods for Pulmonary Image REgistration 2010) is a public platform for fair and meaningful comparison of registration algorithms which are applied to a database of intrapatient thoracic CT image pairs. (ox.ac.uk)
  • Further, long-bone symmetry modeling using a cylindrical projection is applied to the planar density image, providing convenient bone density estimates that are consistent with other methodologies. (naver.com)
  • Much research has been performed for developing computer-aided systems for the accurate identification of MCs, however, the computer-based automatic detection of MCs has been shown difficult because of the complicated nature of surrounding of breast tissue, the variation of MCs in shape, orientation, brightness and size. (surrey.ac.uk)
  • Additionally, it complements newer, interdisciplinary fields like bioinformatics and neuroinformatics in the sense that its interpretation uses metadata derived from the original sensor imaging modalities (of which Magnetic Resonance Imaging is one example). (wikipedia.org)
  • Many two-dimensional (2-D) radiographic views are used to help diagnose cam femoroacetabular impingement (FAI), but there is little consensus as to which view or combination of views is most effective. (bioportfolio.com)
  • BACKGROUND: The crossover sign is a radiographic finding associated with cranial acetabular retroversion and has been associated with pincer-type femoroacetabular impingement (FAI) in patients with hip pain. (biomedsearch.com)
  • Osteoporosis imaging: effects of bone preservation on MDCT-based trabecular bone microstructure parameters and finite element models. (nih.gov)
  • In the intervals between MDCT imaging, two vertebrae from each donor were formalin-fixed and frozen, respectively. (nih.gov)
  • BMD, trabecular bone microstructure parameters (histomorphometry and fractal dimension), and FEM-based apparent compressive modulus (ACM) were determined in the MDCT images and validated by mechanical testing to failure of the vertebrae after 6 months. (nih.gov)
  • Finite element models (FEM) were computed in the baseline, 3 and 6 month follow-up MDCT images to assess apparent compressive modulus (ACM) of each vertebral body in the superior-inferior direction. (nih.gov)
  • Three-dimensional models of the vertebrae were created from the MDCT images by identifying the contour of the vertebrae. (nih.gov)
  • OBJECTIVE: We wanted to validate the additional merit of the thinner coronal reformation images from multidetector CT (MDCT) for making the diagnosis of hepatic cysts. (yonsei.ac.kr)
  • CONCLUSION: By reducing the partial volume effect, routine coronal reformation of MDCT with a thinner section thickness can provide another merit for making a confidential diagnosis of many small sub-centimeter hepatic cysts, and these small cysts are not easily characterized on the conventional transverse images. (yonsei.ac.kr)
  • CONCLUSION: Rescan agreement was excellent for reduced-dose image acquisition with iterative reconstruction and standard-dose acquisition with filtered back projection for the quantification of coronary calcium by CT. (gwu.edu)
  • Editing of computer-assisted ambutatory ECG reviews is critical for accuracy and quantification of the arrhythmias present. (naver.com)
  • It is unclear how patient-reported outcome in patients with Legg-Calvé-Perthes disease (LCPD) is correlated with radiographic outcome. (bioportfolio.com)
  • We have developed a computer-administered history designed to directly interview hospitalized patients with pulmonary disease. (naver.com)
  • Interpretation time was shortened significantly with CAD: by 1.9 minutes (95% CI, 1.4-2.4 minutes) for patients with polyps and by 2.9 minutes (95% CI, 2.5-3.3 minutes) for patients without. (ox.ac.uk)
  • Dual-Source Dual-Energy CT Portal Venous Phase Abdominal CT Scans in Large Body Habitus Patients: Preliminary Observations on Image Quality and Material Decomposition. (harvard.edu)
  • Sophisticated laboratory and radiographic procedures, investigations and examinations are performed totally free for all the patients admitted in the hospital and in Accident and Emergency department. (wikipedia.org)
  • We further investigated to what extent the functional outcome (range of motion and Trendelenburg sign) correlates with PROM and radiographic outcome. (bioportfolio.com)
  • Associations between postoperative radiographic results and clinical outcome have been found, but less is known about the relevant ankle. (bioportfolio.com)
  • We believe that the presented adaptation of the scan protocol allows for accurate imaging without the risk of interfering with the experimental outcome of the study. (nih.gov)
  • In this paper, an efficient methodology for patient-specific modeling and characterization of the hemodynamics in cerebral aneurysms from medical images is described. (nih.gov)
  • A method of producing a high-quality scan by digitizing and subtracting the images produced by high- and low-energy x-rays. (harvard.edu)
  • It is a branch of the image analysis and pattern theory school at Brown University pioneered by Ulf Grenander. (wikipedia.org)
  • Computational anatomy departs from computer vision with its focus on rigid motions, as the infinite-dimensional diffeomorphism group is central to the analysis of Biological shapes. (wikipedia.org)
  • The diffeomorphometry metric of Computational anatomy measures how far two diffeomorphic changes of coordinates are from each other, which in turn induces a metric on the shapes and images indexed to them. (wikipedia.org)
  • A method is described for quantifying the amount of atherosclerotic plaque in collapsible blood vessels by a computer-assisted image analysis of cross-sectional contours traced. (naver.com)
  • A rotation step of 2.16 resulted in qualitatively accurate images. (nih.gov)
  • A radiographic system is optimized for the contrast inherent to small animals and is developed for a multi-modal imaging system devised for in-vivo studies. (naver.com)
  • 'Computers and biomedical research, an international journal 20권 2호' 에 대한 전체 검색결과. (naver.com)
  • For postprocessing of digital subtraction angiography (DSA) series, a newly implemented algorithm of parametric color coding was used, turning sequential images of two-dimensional (2D)-DSA series into a single color-coded image. (nih.gov)
  • Image noise and Agatston scores were determined and compared. (gwu.edu)