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  1. No Access

    Chapter

    Gadolinium-Based Functional MR Urography: From Image Acquisition to Interpretation

    Gadolinium-based functional MR urography (fMRU) offers high spatial, contrast, and temporal resolution, using renal parenchymal signal changes in dynamic T1-weighted images related to uptake and excretion of i...

    Erika A. Rincon-Escobar, Dmitry Khrichenko in Advanced Clinical MRI of the Kidney (2023)

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    Article

    The role of apparent diffusion coefficient histogram metrics for differentiating pediatric medulloblastoma histological variants and molecular groups

    Medulloblastoma, a high-grade embryonal tumor, is the most common primary brain malignancy in the pediatric population. Molecular medulloblastoma groups have documented clinically and biologically relevant cha...

    Fabrício Guimarães Gonçalves, Luis Octavio Tierradentro-Garcia in Pediatric Radiology (2022)

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    Article

    Application of Apparent Diffusion Coefficient Histogram Metrics for Differentiation of Pediatric Posterior Fossa Tumors

    This study aimed to evaluate the application of apparent diffusion coefficient (ADC) histogram analysis to differentiate posterior fossa tumors (PFTs) in children.

    Fabrício Guimarães Gonçalves, Alireza Zandifar, Jorge Du Ub Kim in Clinical Neuroradiology (2022)

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    Article

    R2 relaxometry based MR imaging for estimation of liver iron content: A comparison between two methods

    To compare the reproducibility and accuracy of R2-relaxometry MRI for estimation of liver iron concentration (LIC) between in-house analysis and FDA-approved commercially available third party results.

    Juan S. Calle-Toro, Christian A. Barrera, Dmitry Khrichenko in Abdominal Radiology (2019)

  5. No Access

    Article

    Relationship of renal apparent diffusion coefficient and functional MR urography in children with pelvicalyceal dilation

    The aim is to evaluate the age-related changes and relationship of renal apparent diffusion coefficient (ADC) against the morphological and functional changes detected by functional magnetic resonance urograph...

    Maria A. Bedoya, Jeffrey I. Berman, Jorge Delgado, Dmitry Khrichenko in Pediatric Radiology (2019)

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    Article

    Role of magnetic resonance urography in pediatric renal fusion anomalies

    Renal fusion is on a spectrum of congenital abnormalities that occur due to disruption of the migration process of the embryonic kidneys from the pelvis to the retroperitoneal renal fossae. Clinically, renal f...

    Sherwin S. Chan, Aikaterini Ntoulia, Dmitry Khrichenko in Pediatric Radiology (2017)

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    Article

    Detection of renal crossing vessels in MR urography made simple

    Dmitry Khrichenko, Susan J. Back, Dana A. Weiss, Kassa Darge in Pediatric Radiology (2016)

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    Article

    Intra- and inter-observer variability of functional MR urography (fMRU) assessment in children

    Functional MR urography (fMRU) provides comprehensive functional data that can be subject to variability. To interpret the results of fMRU, it is essential to know the intra- and inter-observer variability of ...

    Dmitry Khrichenko, David Saul, Melkamu Adeb, Camilo Jaimes in Pediatric Radiology (2016)

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    Article

    Optimizing functional MR urography: prime time for a 30-minutes-or-less fMRU

    Current protocols for functional MR urography (fMRU) require long scan times, limiting its widespread use.

    Jorge Delgado, Maria A. Bedoya, Melkamu Adeb, Robert H. Carson in Pediatric Radiology (2015)

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    Article

    Diffusion tensor imaging and tractography of the kidney in children: feasibility and preliminary experience

    Functional magnetic resonance urography (fMRU) provides morphological and functional information based on perfusion. Diffusion tensor imaging (DTI) complements fMRU by measuring renal microstructure and provid...

    Camilo Jaimes, Kassa Darge, Dmitry Khrichenko, Robert H. Carson in Pediatric Radiology (2014)

  11. Article

    Magnetic resonance imaging in children with sickle cell disease—detecting alterations in the apparent diffusion coefficient in hips with avascular necrosis

    Avascular necrosis (AVN) is a common morbidity in children with sickle cell disease (SCD) that leads to pain and joint immobility. However, the diagnosis is often uncertain or delayed.

    John D. MacKenzie, Andrea Hernandez, Andres Pena, Kai Ruppert in Pediatric Radiology (2012)

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    Article

    Functional analysis in MR urography — made simple

    MR urography (MRU) has proved to be a most advantageous imaging modality of the urinary tract in children, providing one-stop comprehensive morphological and functional information, without the utilization of ...

    Dmitry Khrichenko, Kassa Darge in Pediatric Radiology (2010)