Tina Ehtiati

Research output

Research output per year 2010 2014 2015 2019 2021 2022 2023

• 19 Article
• 10 Conference contribution
• 1 Comment/debate

Research output per year

Research output per year

Search results

• 2023

  A phantom for targeted endomyocardial biopsy training

  Contento, J., Cleveland, V., Ehtiati, T., Olivieri, L. & Kanter, J., Nov 15 2023, In: Catheterization and Cardiovascular Interventions. 102, 6, p. 1109-1113 5 p.

  Research output: Contribution to journal › Article › peer-review

  • Biopsy 100%
  • Cardiomyopathies 53%
  • Ventricular Septum 36%
  • Technology 35%
  • Cardiac Catheterization 28%
• 2022

  Angiographic Revascularization after Bariatric Embolization in a Swine Model

  Akinwande, O., Yuan, F., Abiola, G. O., Holly, B. P., Arepally, A., Genyk, P., Ehtiati, T., Fu, Y., Kraitchman, D. L. & Weiss, C. R., Jun 2022, In: Journal of Vascular and Interventional Radiology. 33, 6, p. 648-652.e2

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Bariatrics 100%
  • Arterioles 87%
  • Swine 62%
  • Microspheres 14%

• Extended Intraoperative Longitudinal 3-Dimensional Cone Beam Computed Tomography Imaging With a Continuous Multi-Turn Reverse Helical Scan

  Reynolds, T., Ma, Y. Q., Kanawati, A. J., Constantinidis, A., Williams, Z., Gang, G., Dillon, O., Russ, T., Wang, W., Ehtiati, T., Weiss, C. R., Theodore, N., Siewerdsen, J. H., Stayman, J. W. & O'Brien, R. T., Nov 1 2022, In: Investigative radiology. 57, 11, p. 764-772 9 p.

  Research output: Contribution to journal › Article › peer-review

  • Cone-Beam Computed Tomography 100%
  • Pedicle Screws 44%
  • Robotics 37%
  • Cadaver 35%
  • Sheep 32%

• Non-circular CBCT orbit design and realization on a clinical robotic C-arm for metal artifact reduction

  Ma, Y., Gang, J., Ehtiati, T., Reynolds, T., Russ, T., Wang, W., Weiss, C., Theodore, N., Hong, K., Siewerdsen, J. & Stayman, J. W., 2022, Medical Imaging 2022: Image-Guided Procedures, Robotic Interventions, and Modeling. Linte, C. A. & Siewerdsen, J. H. (eds.). SPIE, 120340A. (Progress in Biomedical Optics and Imaging - Proceedings of SPIE; vol. 12034).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  • Robotics 100%
  • robotics 96%
  • Cone-Beam Computed Tomography 91%
  • Orbit 89%
  • Artifacts 79%

• Practical workflow for arbitrary non-circular orbits for CT with clinical robotic C-arms

  Ma, Y. Q., Gang, J., Reynolds, T., Ehtiati, T., Li, J., Dillon, O., Russ, T., Wang, W., Weiss, C., Theodore, N., Hong, K., O'Brien, R., Siewerdsen, J. & Stayman, J. W., 2022, 7th International Conference on Image Formation in X-Ray Computed Tomography. Stayman, J. W. (ed.). SPIE, 123042H. (Proceedings of SPIE - The International Society for Optical Engineering; vol. 12304).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  Open Access

  • Work Flow 100%
  • Robotics 84%
  • robotics 82%
  • Calibration 75%
  • Orbits 61%

• Reference-free learning-based similarity metric for motion compensation in cone-beam CT

  Huang, H., Siewerdsen, J. H., Zbijewski, W., Weiss, C. R., Unberath, M., Ehtiati, T. & Sisniega Crespo, A., Jun 21 2022, In: Physics in medicine and biology. 67, 12, 125020.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Learning 100%
  • Cone-Beam Computed Tomography 36%
  • Entropy 31%
  • Artifacts 18%
  • Cadaver 12%
• 2021

  Accelerated 3D image reconstruction with a morphological pyramid and noise-power convergence criterion

  Sisniega Crespo, A., Stayman, J. W., Capostagno, S., Weiss, C. R., Ehtiati, T. & Siewerdsen, J. H., Mar 7 2021, In: Physics in medicine and biology. 66, 5, 055012.

  Research output: Contribution to journal › Article › peer-review

  • Computer-Assisted Image Processing 100%
  • Acceleration 80%
  • Noise 75%
  • Cone-Beam Computed Tomography 30%
  • X-Rays 21%

• Deformable image-based motion compensation for interventional cone-beam ct with a learned autofocus metric

  Sisniega, A., Huang, H., Zbijewski, W., Stayman, J. W., Weiss, C. R., Ehtiati, T. & Siewerdsen, J. H., 2021, Medical Imaging 2021: Physics of Medical Imaging. Bosmans, H., Zhao, W. & Yu, L. (eds.). SPIE, 115950W. (Progress in Biomedical Optics and Imaging - Proceedings of SPIE; vol. 11595).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  • Compensation and Redress 100%
  • Motion compensation 87%
  • Cones 69%
  • cones 63%
  • Error 55%

• Deformable motion compensation for interventional cone-beam CT

  Capostagno, S., Sisniega Crespo, A., Stayman, J. W., Ehtiati, T., Weiss, C. R. & Siewerdsen, J. H., Mar 7 2021, In: Physics in medicine and biology. 66, 5, 055010.

  Research output: Contribution to journal › Article › peer-review

  • Compensation and Redress 100%
  • Cone-Beam Computed Tomography 25%
  • Articular Range of Motion 22%
  • Cadaver 11%
  • Artifacts 10%
  1 Scopus citations
• 2020

  Estimation of local deformable motion in image-based motion compensation for interventional cone-beam CT

  Sisniega Crespo, A., Capostagno, S., Zbijewski, W., Stayman, J. W., Weiss, C. R., Ehtiati, T. & Siewerdsen, J. H., 2020, Medical Imaging 2020: Physics of Medical Imaging. Chen, G-H. & Bosmans, H. (eds.). SPIE, 113121M. (Progress in Biomedical Optics and Imaging - Proceedings of SPIE; vol. 11312).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  • Motion compensation 100%
  • Cone-Beam Computed Tomography 93%
  • Cones 78%
  • cones 72%
  • Error 63%
  1 Scopus citations

• Image-based deformable motion compensation in cone-beam CT: Translation to clinical studies in interventional body radiology

  Capostagno, S., Sisniega Crespo, A., Stayman, J. W., Ehtiati, T., Weiss, C. R. & Siewerdsen, J. H., 2020, Medical Imaging 2020: Image-Guided Procedures, Robotic Interventions, and Modeling. Fei, B. & Linte, C. A. (eds.). SPIE, 113150B. (Proceedings of SPIE - The International Society for Optical Engineering; vol. 11315).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  • Motion Compensation 100%
  • radiology 61%
  • Radiology 59%
  • Motion compensation 56%
  • Cones 44%
  1 Scopus citations
• 2019

  Convergence criterion for MBIR based on the local noise-power spectrum: Theory and implementation in a framework for accelerated 3D image reconstruction with a morphological pyramid

  Sisniega Crespo, A., Stayman, J. W., Capostagno, S., Weiss, C. R., Ehtiati, T. & Siewerdsen, J. H., 2019, 15th International Meeting on Fully Three-Dimensional Image Reconstruction in Radiology and Nuclear Medicine. Matej, S. & Metzler, S. D. (eds.). SPIE, 1107209. (Proceedings of SPIE - The International Society for Optical Engineering; vol. 11072).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  • 3D Reconstruction 100%
  • 3D Image 92%
  • Image Reconstruction 77%
  • Pyramid 76%
  • Power Spectrum 74%
  1 Scopus citations

• Image-based deformable motion compensation for interventional cone-beam CT

  Sisniega Crespo, A., Capostagno, S., Zbijewski, W., Weiss, C. R., Ehtiati, T. & Siewerdsen, J. H., 2019, Medical Imaging 2019: Physics of Medical Imaging. Schmidt, T. G., Chen, G-H. & Bosmans, H. (eds.). SPIE, 109481O. (Progress in Biomedical Optics and Imaging - Proceedings of SPIE; vol. 10948).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  • Compensation and Redress 100%
  • Liver 88%
  • Motion compensation 87%
  • Cones 69%
  • Multicomponent Reaction 64%
  4 Scopus citations

• Noninvasive monitoring of allogeneic stem cell delivery with dual-modality imaging-visible microcapsules in a rabbit model of peripheral arterial disease

  Fu, Y., Weiss, C. R., Kedziorek, D. A., Xie, Y., Tully, E., Shea, S. M., Solaiyappan, M., Ehtiati, T., Gabrielson, K., Wacker, F. H., Bulte, J. W. M. & Kraitchman, D. L., 2019, In: Stem Cells International. 2019, 9732319.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • perflubron 100%
  • Peripheral Arterial Disease 67%
  • Allogeneic Cells 65%
  • Capsules 54%
  • Stem Cells 44%
  2 Scopus citations

• Task-driven source-detector trajectories in cone-beam computed tomography: II. Application to neuroradiology

  Capostagno, S., Stayman, J. W., Jacobson, M., Ehtiati, T., Weiss, C. R. & Siewerdsen, J. H., Apr 1 2019, In: Journal of Medical Imaging. 6, 2, 025004.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Cone-Beam Computed Tomography 100%
  • Noise 41%
  • Arteriovenous Malformations 25%
  • Workflow 24%
  • Orbit 24%
  11 Scopus citations
• 2017

  Correction of patient motion in cone-beam CT using 3D-2D registration

  Ouadah, S., Jacobson, M., Stayman, J. W., Ehtiati, T., Weiss, C. & Siewerdsen, J. H., Nov 9 2017, In: Physics in medicine and biology. 62, 23, p. 8813-8831 19 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Artifacts 100%
  • Cone-Beam Computed Tomography 76%
  • Head 75%
  • Calibration 71%
  • Likelihood Functions 52%
  12 Scopus citations

• Task-driven orbit design and implementation on a robotic C-arm system for cone-beam CT

  Ouadah, S., Jacobson, M., Stayman, J. W., Ehtiati, T., Weiss, C. & Siewerdsen, J. H., 2017, Medical Imaging 2017: Physics of Medical Imaging. Schmidt, T. G., Lo, J. Y. & Flohr, T. G. (eds.). SPIE, 101320H. (Progress in Biomedical Optics and Imaging - Proceedings of SPIE; vol. 10132).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  • Robotics 100%
  • robotics 96%
  • Cone-Beam Computed Tomography 91%
  • Orbit 89%
  • Cones 76%
  8 Scopus citations
• 2016

  Self-calibration of cone-beam CT geometry using 3D-2D image registration

  Ouadah, S., Stayman, J. W., Gang, J., Ehtiati, T. & Siewerdsen, J. H., Mar 10 2016, In: Physics in medicine and biology. 61, 7, p. 2613-2632 20 p.

  Research output: Contribution to journal › Article › peer-review

  • Calibration 100%
  • Orbit 45%
  • Cone-Beam Computed Tomography 38%
  • Robotics 21%
  • Artifacts 13%
  34 Scopus citations
• 2015

  Diagnostic quality and accuracy of low dose 3D-DSA protocols in the evaluation of intracranial aneurysms

  Pearl, M., Torok, C., Katz, Z., Messina, S. A., Blasco, J., Tamargo, R. J., Huang, J., Leigh, R., Zeiler, S., Radvany, M., Ehtiati, T. & Gailloud, P., May 1 2015, In: Journal of neurointerventional surgery. 7, 5, p. 386-390 5 p.

  Research output: Contribution to journal › Article › peer-review

  • Intracranial Aneurysm 100%
  • Radiation 41%
  • Aneurysm 32%
  • Neurosurgeons 21%
  • Neurologists 20%
  9 Scopus citations

• Self-calibration of cone-beam CT geometry using 3D-2D image registration: Development and application to tasked-based imaging with a Robotic C-arm

  Ouadah, S., Stayman, J. W., Gang, G., Uneri, A., Ehtiati, T. & Siewerdsen, J. H., 2015, Medical Imaging 2015: Image-Guided Procedures, Robotic Interventions, and Modeling. Webster, R. J. & Yaniv, Z. R. (eds.). SPIE, 94151D. (Progress in Biomedical Optics and Imaging - Proceedings of SPIE; vol. 9415).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  Open Access

  • Robotics 100%
  • robotics 96%
  • Image registration 91%
  • Calibration 84%
  • Cones 76%
  5 Scopus citations

• Task-driven image acquisition and reconstruction in cone-beam CT

  Gang, G. J., Stayman, J. W., Ehtiati, T. & Siewerdsen, J. H., Apr 21 2015, In: Physics in medicine and biology. 60, 8, p. 3129-3150 22 p., 3129.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Computer-Assisted Image Processing 100%
  • Cone-Beam Computed Tomography 91%
  • Task Performance and Analysis 88%
  • Noise 75%
  • Anatomic Models 72%
  27 Scopus citations

• Task-driven imaging in cone-beam computed tomography

  Gang, G. J., Stayman, J. W., Ouadah, S., Ehtiati, T. & Siewerdsen, J. H., 2015, Medical Imaging 2015: Physics of Medical Imaging. Hoeschen, C., Kontos, D. & Hoeschen, C. (eds.). SPIE, 941220. (Progress in Biomedical Optics and Imaging - Proceedings of SPIE; vol. 9412).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  • Cone-Beam Computed Tomography 100%
  • Tomography 86%
  • Cones 84%
  • Noise 82%
  • cones 77%
• 2014

  A novel method of 3D image analysis of high-resolution cone beam CT and multi slice CT for the detection of semicircular canal dehiscence

  Eibenberger, K., Carey, J., Ehtiati, T., Trevino, C., Dolberg, J. & Haslwanter, T., Feb 2014, In: Otology and Neurotology. 35, 2, p. 329-337 9 p.

  Research output: Contribution to journal › Article › peer-review

  • Semicircular Canals 100%
  • Tomography 52%
  • Bone and Bones 45%
  • Bone Cements 38%
  • Hyperacusis 23%
  16 Scopus citations

• Fused x-ray and mr imaging guidance of intrapericardial delivery of microencapsulated human mesenchymal stem cells in immunocompetent swine

  Fu, Y., Azene, N., Ehtiati, T., Flammang, A., Gilson, W. D., Gabrielson, K., Weiss, C. R., Bulte, J. W. M., Solaiyappan, M., Johnston, P. V. & Kraitchman, D. L., Aug 2014, In: RADIOLOGY. 272, 2, p. 427-437 11 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Alginates 100%
  • Mesenchymal Stem Cells 77%
  • Capsules 77%
  • Swine 68%
  • X-Rays 66%
  14 Scopus citations

• Planning evaluation of C-arm cone beam ct angiography for target delineation in stereotactic radiation surgery of brain arteriovenous malformations

  Kang, J., Huang, J., Gailloud, P., Rigamonti, D., Lim, M., Bernard, V., Ehtiati, T. & Ford, E. C., Oct 1 2014, In: International Journal of Radiation Oncology Biology Physics. 90, 2, p. 430-437 8 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • delineation 100%
  • angiography 94%
  • Arteriovenous Malformations 84%
  • surgery 82%
  • Cone-Beam Computed Tomography 81%
  14 Scopus citations

• Reducing radiation dose while maintaining diagnostic image quality of cerebral three-dimensional digital subtraction angiography: An in vivo study in swine

  Pearl, M., Torok, C. M., Messina, S. A., Radvany, M., Rao, S. N., Ehtiati, T., Thompson, C. B. & Gailloud, P., Nov 1 2014, In: Journal of neurointerventional surgery. 6, 9, p. 672-676 5 p.

  Research output: Contribution to journal › Article › peer-review

  • Digital Subtraction Angiography 100%
  • Swine 65%
  • Radiation 62%
  • External Carotid Artery 55%
  • Computer-Assisted Image Processing 50%
  6 Scopus citations
• 2013

  Comparison of Aortic Arch and Intravenous Contrast Injection Techniques for C-arm Cone Beam CT. Implications for Cerebral Perfusion Imaging in the Angiography Suite.

  Klostranec, J. M., Ehtiati, T., Rao, S. & Radvany, M., Apr 2013, In: Academic radiology. 20, 4, p. 509-518 10 p.

  Research output: Contribution to journal › Article › peer-review

  • Perfusion Imaging 100%
  • Cone-Beam Computed Tomography 92%
  • Thoracic Aorta 83%
  • Intravenous Injections 79%
  • Angiography 66%

• Using C-arm X-ray imaging to guide local reporter probe delivery for tracking stem cell engraftment

  Kedziorek, D. A., Solaiyappan, M., Walczak, P., Ehtiati, T., Fu, Y., Bulte, J. W. M., Shea, S. M., Brost, A., Wacker, F. K. & Kraitchman, D. L., 2013, In: Theranostics. 3, 11, p. 916-926 11 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • perflubron 100%
  • X-Rays 81%
  • Capsules 81%
  • Stem Cells 78%
  • Injections 61%
  10 Scopus citations
• 2012

  Aortic arch injection with C-arm cone beam CT for radiosurgery treatment planning of cerebral arteriovenous malformations: Technical note

  Radvany, M. G., Ehtiati, T., Huang, J., Mahesh, M. & Gailloud, P., Sep 2012, In: Journal of neurointerventional surgery. 4, 5, p. e28

  Research output: Contribution to journal › Article › peer-review

  • Intracranial Arteriovenous Malformations 100%
  • Cone-Beam Computed Tomography 80%
  • Radiosurgery 79%
  • Thoracic Aorta 71%
  • Arteriovenous Malformations 62%
  10 Scopus citations
• 2010

  MRI and CT tracking of mesenchymal stem cells with novel perfluorinated alginate microcapsules

  Fu, Y., Xie, Y., Kedziorek, D. A., Shea, S. M., Ouwerkerk, R., Ehtiati, T., Huang, G., Krieg, R., Wacker, F., Bulte, J. W. M. & Kraitchman, D. L., 2010, In: Journal of Cardiovascular Magnetic Resonance. 12, SUPPL. 1, O14.

  Research output: Contribution to journal › Comment/debate › peer-review

  Open Access
  2 Scopus citations