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Hythem Omar, M.D.

Titles and Appointments

Faculty Associate

School
Medical School
Department
Radiology
  • Biography

    Hythem Omar, M.D., is a Faculty Associate of Radiology at UT Southwestern Medical Center and a member of its Community Radiology Division.  His clinical interests include magnetic resonance imaging (MRI), sports imaging, rheumatology and sarcoma imaging, and related image-guided interventions. 

    Previously, Dr. Omar was an Assistant Professor with our Musculoskeletal Radiology Division. He transitioned to his current role in October 2024.

    Dr. Omar holds a bachelor’s degree in biological sciences from Louisiana State University in Baton Rouge, where he also earned his medical degree. He completed his radiology residency at UT Southwestern Medical Center, and received advanced training in musculoskeletal (MSK) radiology through a fellowship program at Duke University Medical Center in Durham, North Carolina. He returned to UT Southwestern for additional advanced training in thoracic imaging through a fellowship program. 

    Dr. Omar's commitment to radiology education and training is demonstrated by his membership on the Radiology Residency Review Committee, the Radiology Residency Selection Committee, the Radiology Residency Curriculum Committee, and the MSK Fellowship Program Evaluation Committee. His dedication to patient care can be seen through his involvement with the CT Dose Reduction Task Force and Parkland's MSK Interventions Committee. 

    In addition to his clinical duties, he continues to investigate refining MSK ultrasound, computed tomography and MR practices, novel use of 3-D and 4-D joint imaging, and new forms of image-guided pain management, including minimally invasive image-guided injections. His work in these areas has resulted in several original research publications and presentations at scientific conferences. 

    Dr. Omar is a member of national and international professional organizations including the Radiological Society of North America, the American Roentgen Ray Society, the American Medical Association, and the Society of Skeletal Radiology.

  • Education
    Undergraduate
    Louisiana State University Shr (1996), Biology
    Medical School
    Louisiana State University Shr (2000), Medicine
  • Publications
    Dose Reduction for Upper Extremity CT
    Omar H, Boothe E, Zabak E, Tenorio L, Pezeshk P, Guild J, Chhabra A Journal of the American College of Radiology 2019 May 16 733-736
    Radiation dose reduction for musculoskeletal computed tomography of the pelvis with preserved image quality
    Zabak E, Omar H, Boothe E, Tenorio L, Guild J, Abbara S, Chhabra A Skeletal radiology 2019 Mar 48 375-385
    Radiation dose reduction initiative: Effect on image quality in shoulder CT imaging
    Boothe EK, Tenorio LL, Zabak EM, Omar HA, Guild J, Xi Y, Abbara S, Chhabra A European Journal of Radiology 2017 Oct 95 118-123
    Cross-Sectional Imaging for Inflammatory Arthropathy of the Pelvis
    Alian A, Omar H, Chhabra A Seminars in Ultrasound, CT and MRI 2017 Jun 38 279-290
    Spring ligament complex: Illustrated normal anatomy and spectrum of pathologies on 3T MR imaging
    Omar H, Saini V, Wadhwa V, Liu G, Chhabra A European Journal of Radiology 2016 Nov 85 2133-2143
    ISAKOS classification of meniscal tears - Illustration on 2D and 3D isotropic spin echo MR imaging
    Wadhwa V, Omar H, Coyner KJ, Khazzam MS, Robertson WJ, Chhabra A European Journal of Radiology 2016 Jan 85 15-24
    Atypical infections versus inflammatory conditions of the hand: The role of imaging in diagnosis
    Soldatos T, Omar H, Sammer D, Chhabra A Plastic and Reconstructive Surgery 2015 Aug 136 316-327
    Nonreducible shoulder due to acute posterior dislocation of the long head of the biceps tendon: A case report and review of the literature
    Wortley P, Omar L, Robertson W, Moore D, Sims GC, Omar H JBJS Case Connector 2014 4
    Variable Presentations of Thoracic Biopsy Related Hemothorax
    Weinberg B, Watumull LM, Landay MJ, Omar HA Universal Journal of Clinical Medicine 2013 22-27