Browsing by Author "Kikinis, Ron"

Now showing items 1-20 of 80

    • A 3D interactive multi-object segmentation tool using local robust statistics driven active contours 

      Gao, Yi; Kikinis, Ron; Bouix, Sylvain; Shenton, Martha Elizabeth; Tannenbaum, Allen (Elsevier BV, 2012)
      Extracting anatomical and functional significant structures renders one of the important tasks for both the theoretical study of the medical image analysis, and the clinical and practical community. In the past, much work ...

    • Abnormalities of the Left Temporal Lobe and Thought Disorder in Schizophrenia 

      Shenton, Martha Elizabeth; Kikinis, Ron; Jolesz, Ferenc A.; Pollak, Seth D.; Lemay, Marjorie Jeannette; Wible, Cynthia Gayle; Hokama, Hiroto; Martin, John; Metcalf, Dave; Coleman, Michael James; McCarley, Robert William (New England Journal of Medicine (NEJM/MMS), 1992)
      BACKGROUND: Data from postmortem, CT, and magnetic resonance imaging (MRI) studies indicate that patients with schizophrenia may have anatomical abnormalities of the left temporal lobe, but it is unclear whether these ...

    • Age-related deficits in fronto-temporal connections in schizophrenia: A diffusion tensor imaging study 

      Rosenberger, G.; Kubicki, Marek R.; Nestor, Paul Gerard; Connor, E.; Bushell, G.; Markant, D.; Niznikiewicz, Margaret A.; Westin, Carl-Fredrik; Kikinis, Ron; Jsaykin, A.; Shenton, Martha; Markant, Douglas (Elsevier BV, 2008-07)
      Objective: Impairment of white matter connecting frontal and temporal cortices has been reported in schizophrenia. Yet, not much is known about the effects of age on fibers connecting these brain regions. Using diffusion ...

    • Amygdala–hippocampal shape differences in schizophrenia: the application of 3D shape models to volumetric MR data 

      Shenton, Martha Elizabeth; Gerig, Guido; McCarley, Robert William; Székely, Gábor; Kikinis, Ron (Elsevier BV, 2002)
      Evidence suggests that some structural brain abnormalities in schizophrenia are neurodevelopmental in origin. There is also growing evidence to suggest that shape deformations in brain structure may reflect abnormalities ...

    • Anterior limb of the internal capsule in schizophrenia: a diffusion tensor tractography study 

      Rosenberger, Gudrun; Nestor, Paul Gerard; Oh, Jungsu S.; Levitt, James Jonathan; Kindleman, Gordon; Bouix, Sylvain; Fitzsimmons, Jennifer J; Niznikiewicz, Margaret A.; Westin, Carl-Fredrik; Kikinis, Ron; McCarley, Robert William; Shenton, Martha Elizabeth; Kubicki, Marek R. (Springer Science + Business Media, 2012)
      Thalamo-cortical feedback loops play a key role in the processing and coordination of processing and integration of perceptual inputs and outputs, and disruption in this connection has long been hypothesized to contribute ...

    • Atlas-Guided Segmentation of Vervet Monkey Brain MRI 

      Fedorov, Andriy; Li, Xiaoxing; Pohl, Kilian M; Bouix, Sylvain; Styner, Martin; Addicott, Merideth; Wyatt, Chris; Daunais, James B; Wells, William Mercer; Kikinis, Ron (Bentham Science, 2011)
      The vervet monkey is an important nonhuman primate model that allows the study of isolated environmental factors in a controlled environment. Analysis of monkey MRI often suffers from lower quality images compared with ...

    • Cavum septi pellucidi in first-episode schizophrenia and first-episode affective psychosis: an MRI study 

      Kasai, Kiyoto; McCarley, Robert William; Salisbury, Dean F.; Onitsuka, Toshiaki; Demeo, Susan; Yurgelun-Todd, Deborah; Kikinis, Ron; Jolesz, Ferenc A.; Shenton, Martha Elizabeth (Elsevier BV, 2004)
      A high prevalence of abnormal cavum septi pellucidi (CSP) in schizophrenia may reflect neurodevelopmental abnormalities in midline structures of the brain. The relationship, however, between abnormal CSP and clinical ...

    • Cingulate fasciculus integrity disruption in schizophrenia: a magnetic resonance diffusion tensor imaging study 

      Kubicki, Marek R.; Westin, Carl-Fredrik; Nestor, Paul Gerard; Wible, Cynthia Gayle; Frumin, Melissa; Maier, Stephan Ernst; Kikinis, Ron; Jolesz, Ferenc A.; McCarley, Robert William; Shenton, Martha Elizabeth (Elsevier BV, 2003)
      Background: Evidence suggests that a disruption in limbic system network integrity and, in particular, the cingulate gyrus (CG), may play a role in the pathophysiology of schizophrenia; however, the cingulum bundle (CB), ...

    • Comparison of Single-Shot Echo-Planar and Line Scan Protocols for Diffusion Tensor Imaging 

      Kubicki, Marek R.; Maier, Stephan Ernst; Westin, Carl-Fredrik; Mamata, Hatsuho; Ersner-Hershfield, Hal; Estepar, Raul; Kikinis, Ron; Jolesz, Ferenc A.; McCarley, Robert William; Shenton, Martha Elizabeth (Elsevier, 2004)
      Rationale and Objectives: Both single-shot diffusion-weighted echo-planar imaging (EPI) and line scan diffusion imaging (LSDI) can be used to obtain magnetic resonance diffusion tensor data and to calculate directionally ...

    • Computational Neuroanatomy: Ontology-Based Representation of Neural Components and Connectivity 

      Rubin, Daniel L.; Talos, Ion-Florin; Halle, Michael Wilfred; Musen, Mark A; Kikinis, Ron (BioMed Central, 2009)
      Background: A critical challenge in neuroscience is organizing, managing, and accessing the explosion in neuroscientific knowledge, particularly anatomic knowledge. We believe that explicit knowledge-based approaches to ...

    • Cross-View Neuroimage Pattern Analysis in Alzheimer's Disease Staging 

      Liu, Sidong; Cai, Weidong; Pujol, Sonia; Kikinis, Ron; Feng, Dagan D. (Frontiers Media S.A., 2016)
      The research on staging of pre-symptomatic and prodromal phase of neurological disorders, e.g., Alzheimer's disease (AD), is essential for prevention of dementia. New strategies for AD staging with a focus on early detection, ...

    • DCMQI: An open source library for standardized communication of quantitative image analysis results using DICOM 

      Herz, Christian; Fillion-Robin, Jean-Christophe; Onken, Michael; Riesmeier, Jörg; Lasso, Andras; Pinter, Csaba; Fichtinger, Gabor; Pieper, Steve; Clunie, David; Kikinis, Ron; Fedorov, Andriy (American Association for Cancer Research, 2017-08-30)
      Quantitative analysis of clinical image data is an active area of research that holds promise for precision medicine, early assessment of treatment response, and objective characterization of the disease. Interoperability, ...

    • Detection and analysis of statistical differences in anatomical shape 

      Golland, P; Grimson, W; Shenton, Martha Elizabeth; Kikinis, Ron (Elsevier BV, 2005)
      We present a computational framework for image-based analysis and interpretation of statistical differences in anatomical shape between populations. Applications of such analysis include understanding developmental and ...

    • DICOM for quantitative imaging biomarker development: a standards based approach to sharing clinical data and structured PET/CT analysis results in head and neck cancer research 

      Fedorov, Andriy; Clunie, David; Ulrich, Ethan; Bauer, Christian; Wahle, Andreas; Brown, Bartley; Onken, Michael; Riesmeier, Jörg; Pieper, Steve; Kikinis, Ron; Buatti, John; Beichel, Reinhard R. (PeerJ Inc., 2016)
      Background. Imaging biomarkers hold tremendous promise for precision medicine clinical applications. Development of such biomarkers relies heavily on image post-processing tools for automated image quantitation. Their ...

    • Diffusion Tensor Imaging and Its Application to Neuropsychiatric Disorders 

      Kubicki, Marek R.; Westin, Carl-Fredrik; Maier, Stephan Ernst; Mamata, Hatsuho; Frumin, Melissa; Ersner-Hershfield, Hal; Kikinis, Ron; Jolesz, Ferenc A.; McCarley, Robert William; Shenton, Martha Elizabeth (Ovid Technologies (Wolters Kluwer Health), 2002)
      Magnetic resonance diffusion tensor imaging (DTI) is a new technique that can be used to visualize and measure the diffusion of water in brain tissue; it is particularly useful for evaluating white matter abnormalities. ...

    • A diffusion tensor imaging study of the anterior limb of the internal capsule in schizophrenia 

      Levitt, James Jonathan; Kubicki, Marek R.; Nestor, Paul Gerard; Ersner-Hershfield, Hal; Westin, C-F; Alvarado, Jorge L.; Kikinis, Ron; Jolesz, Ferenc A.; McCarley, Robert William; Shenton, Martha Elizabeth (Elsevier BV, 2010)
      Introduction—Frontal-subcortical cognitive and limbic feedback loops modulate higher cognitive functioning. The final step in these feedback loops is the thalamo-cortical projection through the anterior limb of the internal ...

    • Diffusion tractography of the fornix in schizophrenia 

      Fitzsimmons, Jennifer J; Kubicki, Marek R.; Smith, K.; Bushell, G.; Estepar, R. San Jose; Westin, Carl-Fredrik; Nestor, Paul Gerard; Niznikiewicz, Margaret A.; Kikinis, Ron; McCarley, Robert William; Shenton, Martha Elizabeth (Elsevier BV, 2009)
      Background: White matter fiber tracts, especially those interconnecting the frontal and temporal lobes, are likely implicated in pathophysiology of schizophrenia. Very few studies, however, have focused on the fornix, a ...

    • DTI and MTR abnormalities in schizophrenia: Analysis of white matter integrity 

      Kubicki, Marek R.; Park, H.; Westin, Carl-Fredrik; Nestor, Paul Gerard; Mulkern, Robert Vincent; Maier, Stephan Ernst; Niznikiewicz, Margaret A.; Connor, E.E.; Levitt, James Jonathan; Frumin, Melissa; Kikinis, Ron; Jolesz, Ferenc A.; McCarley, Robert William; Shenton, Martha Elizabeth (Elsevier BV, 2005)
      Diffusion tensor imaging (DTI) studies in schizophrenia demonstrate lower anisotropic diffusion within white matter due either to loss of coherence of white matter fiber tracts, to changes in the number and/or density of ...

    • Excessive Extracellular Volume Reveals a Neurodegenerative Pattern in Schizophrenia Onset 

      Pasternak, Ofer; Westin, Carl-Fredrik; Bouix, Sylvain; Seidman, Larry Joel; Goldstein, Jill M.; Woo, Tsung-Ung Wilson; Petryshen, Tracey Lynn; Mesholam-Gately, Raquelle; McCarley, Robert William; Kikinis, Ron; Shenton, Martha Elizabeth; Kubicki, Marek R. (Society for Neuroscience, 2012)
      Diffusion MRI has been successful in identifying the existence of white matter abnormalities in schizophrenia in vivo. However, the role of these abnormalities in the etiology of schizophrenia is not well understood. ...

    • Extended Broca’s Area in the Functional Connectome of Language in Adults: Combined Cortical and Subcortical Single-Subject Analysis Using fMRI and DTI Tractography 

      Lemaire, Jean-Jacques; Golby, Alexandra Jacqueline; Wells, William Mercer; Pujol, Sonia; Tie, Yanmei; Rigolo, Laura; Yarmarkovich, Alexander; Pieper, Steve; Westin, Carl-Fredrik; Jolesz, Ferenc A.; Kikinis, Ron (Springer Nature, 2012)
      Traditional models of the human language circuitry encompass three cortical areas, Broca’s, Geschwind’s and Wernicke’s, and their connectivity through white matter fascicles. The neural connectivity deep to these cortical ...