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Dr. Tarek N. Hanna

Dr. Tarek N. Hanna, MD

Dr. Hanna is a nationally recognized expert in emergency and trauma imaging, and an accomplished educator. His research interests include best practices in diagnostic modality choice and imaging technique in the Emergency Department (ED), ED imaging resource utilization, minimizing diagnostic error, and streamlining the emergency imaging timeline all with the goal of optimizing clinical care and patient outcomes.


  • Radiology

Board Certifications

  • ABMS Radiology


  • Emory University School of Medicine


  • Emory

Education & Training

  • Medical School: Emory University School of Medicine
  • Internship: Federation Credentials Verification Services
  • Residency: Emory University School of Medicine


Hanna TN, Friedman TM, Baumgarten DA. Littoral Cell Angioma: A Case and review of the literature. Radiology Case Reports 07/2011; 6(3). DOI: 10.2484/rcr.v6i3.32

Hanna TN, Zygmont ME, Harmouche E, Salastekar N, Johnson JO, Khosa F. The association of lumbar fractures, aortic calcification, and osteopenia. Clin Imaging. 2014 Dec 12. doi: 10.1016/j.clinimag.2014.11.021

Hanna TN, Shuaib W, Han T, Mehta A, Khosa F. Firearms, Bullets, and Wound Ballistics: An imaging primer. Injury. 2015 Jul 46(7): 1186-96 PMID: 25724396

*Wong PK, Hanna TN, Shuaib W, Sanders S, Khosa F. What’s in a Name? Upper extremity fracture eponyms (Part 1). Int J Emerg Med. 2015 Dec;8(1):75. PMID: 26223984

*Wong PK, Hanna TN, Shuaib W, Sanders S, Khosa F. What’s in a Name? Lower extremity fracture eponyms (Part 2). Int J Emerg Med. 2015 Dec;8(1):75. PMID: 26223984

*Tseng HJ, Hanna TN, Shuaib W, Aized M, Khosa F, Linnau KF. Imaging foreign bodies: Ingested, Aspirated, and Inserted. Ann Emerg Med. 2015 Dec;66(6):570-582.e5. PMID: 26320521

Rohatgi S, Hanna TN, Sliker CW, Abbott R, Nicola R. Afterhours Radiology Coverage: Challenges and Strategies for the Radiologist. AJR Amer J Roentgenol. 2015 Nov;205(5):956-61 PMID: 26496543

*Ghazvinian R, Hanna TN, Joshi G, Herr KD, Khosa F. Calcifications on Abdominal Radiogaphs: The Tip of the Iceberg? J Amer Academy of Phys Assistants (JAAPA). In press November 2015 (confirmed in 12/2017 it was still in line for publication)

Hanna TN, Streicher DA, Razavi SA, Khosa F, Johnson JO, Applegate KE. Enteric distribution of oral contrast in ED patients undergoing abdominal-pelvic CT. Can Assoc of Radiol J 2016 Feb 19 doi: 10.1016/j.carj.2015.09.008.

*Dolan RS, Hanna TN, Warraich GJ, Johnson JO, Khosa F. The Top 100 Articles in Trauma Radiology: A Bibliometric Analysis. Emerg Radiol. 2015 Dec;22(6):667-75. PMID: 26377425.

Hanna TN, Shuaib W, Kerchberger JM, Johnson JO, Khosa F. Inefficient Resource Utilization in Patients who receive both CXR and Chest CT in a Single ED Visit. J Amer College of Radiol. 2016 Jan;13(1) 21-7 PMID: 2638777

Hanna TN, Lohfelm T, Khosa F, Rohatgi S, Johnson JO. Overnight Shift Work: Factors Contributing to Diagnostic Discrepancies. Emerg Radiol. 2016 Feb;23(1): 41-47 PMID: 26475281

Hanna TN, Sadiq M, Ditkofsky N, Benayoun M, Datir A, Rohatgi S, Khosa F. Sacrum and Coccyx Radiographs have Limited Clinical Impact in the Emergency Department. AJR Amer J Roengenol. 2016 Apr;206(4):681-6. PMID: 26867062

Ditkofsky N and Hanna TN. Images in Clinical Medicine: Spontaneous Retroperitoneal Hematoma. N Engl J Med. 2016 Jan 21;374(3):e3. PMID: 26789902

*Singer A, Hanna TN, Jose J, Datir A. A Systematic Multi-Modality Approach to Emergency Elbow Imaging. Clinical Imaging. 2016 Jan-Feb;40(1): 13-22. Doi: 10.1016/j.clinimag.2015.09.011.

*Kiener A, Hanna TN, Shuaib W, Datir A, Khosa F. Osseous Injuries of the Foot: An Imaging Review Part 1: The Forefoot. Emerg Med J. 2017 Feb;34(2):112-118. PMID: 26941274

*Kiener A, Hanna TN, Shuaib W, Datir A, Khosa F. Osseous Injuries of the Foot: An Imaging Review Part 2: The Midfoot. Emerg Med J. 2017 Mar;34(3):182-186. PMID: 26941275

*Kiener A, Hanna TN, Shuaib W, Datir A, Khosa F. Osseous Injuries of the Foot: An Imaging Review Part 3: The Hindfoot. Emerg Med J. 2017 May;34(5):337-343. PMID: 26941273

Hanna TN, Shekhani H, Zygmont ME, Kerchberger JM, Johnson JO. Incidental Findings in Emergency Imaging: Frequency, Recommendations, and Compliance with Consensus Guidelines. Emerg Radiol. 2016 Apr;23(2): 169-74 PMID: 26842832

Ditkofsky N, Shekhani S, Cloutier M, Chen ZN, Zhang C, Hanna TN. Ionizing Radiation Knowledge among Emergency Department Providers. J American College of Radiology. 2016 Sep; 13(9): 1044-1049. PMID: 27162040

Hanna TN, Rohatgi S, Shekhani HN, Shahid F, Ojili V, Khosa F. Upper Gastrointestinal Endoscopy: Expected Post-Procedural Findings and Adverse Events. Emerg Radiol. 2016 Oct;23(5):503-11. PMID: 27461259

*Ludi EK, Rohatgi S, Zygmont ME, Khosa F, Hanna TN. Facial Fractures Necessitating Surgery: Do Radiologists and Surgeons Speak the same Language. AJR Amer J Roentgenol. 2016 Nov; 207(5):1070-1076. PMID: 27556232

Hanna TN, Shekhani HN, Maddu K, Zhang C, Chen Z, Johnson JO. Structured Report Compliance: Effect on Audio Dictation Time, Report Length, and Total Radiologist Study Time. Emerg Radiol. 2016 Oct;23(5):449-53. PMID: 27344141

O’Keefe M, Hanna TN, Holmes D, Clark S, McLaughlin P, Nicolaou S, Khosa F. The 100 Most-Cited Original Articles in Cardiac Computed Tomography Literature: A Bibliometric Analysis. J of Cardiovascular Computed Tomography. 2016 Sep-Oct;10(5):414-23 PMID: 27452312

Shekhani HN, Hanna TN, Johnson JO. Lipofibromatous hamartoma of the median nerve: A case report. J Radiol Case Rep. 2016 Nov 30;10(11):1-7 PMID: 28580055

Shekhani HN, Rohatgi S, Hanna TN, Johnson JO. Amyand’s hernia: A case report. J Radiol Case Rep. 2016 Dec 31;10(12):7-11. PMID: 28580060

Zygmont ME, Shekhani HN, Kerchberger JM, Johnson JO, Hanna TN. Point-of-Care Reference Materials Increase Radiologist Compliance with Societal Guidelines for Incidental Findings in Emergency Imaging. J Am Coll Radiol. 2016 Dec; 13(12 Pt A): 1494-1500 PMID: 27652569

Hanna TN, Shekhani H, Lamoureux C, Mar H, Refky N, Sliker C, Johnson JO. Emergency Radiology Practice Patterns: Shifts, Schedules, and Job Satisfaction. J Am Coll Radiol. 2017 Mar;14(3):345-352. PMID: 27927590

Herr KD, Hanna TN, Khurana B, Johnson JO, Sodickson A. Creating a Successful Fellowship Program: Challenges and Solutions. Curr Probl Diagn Radiol 2017 Mar – Apr;46(2):95-99. PMID: 28104316

*Transue D, Hanna TN, Shekhani HN, Rohatgi S, Khosa F, Johnson JO. Small Bowel Diverticulitis: An imaging review of an uncommon entity. Emerg Radiol 2017 Apr;24(2):195-205 PMID: 27815648

*Graves J, Hanna TN, Herr KD. Pearls and Pitfalls of Hepatobiliary and Splenic trauma: What every Trauma Radiologist Needs to Know. Emerg Radiol 2017 Oct;24(5):557-568 PMID: 28551865

Hanna TN, Rohatgi S, Shekani H, Dave IA, Johnson JO. Clinical Information Available during Emergency Department Imaging Order Entry and Radiologist Interpretation. Emerg Radiol. 2017 Aug;24(4):361-367. PMID: 28243765

Rosenkrantz AB, Hanna TN, Babb JS, Duszak R. Changes in Emergency Department Imaging: Perspectives from National Patient Surveys Over Two Decades. J Am Coll Radiol. 2017 Oct;14(10):1282-1290. PMID: 28483547

Shekhani HN, *Shoaib S, Bhulani N, Khosa F, Hanna TN. Bibliometric Analysis of Manuscript Characteristics that Influence Citations: A Comparison of Six Major Radiology Journals. AJR Am J Roentgenol. 2017 Oct 24:1-6. PMID: 29064759

Hanna TN*, Lamoureux C*, Krupinski EA, Weber S, Johnson JO. Effect of Shift, Schedule, and Volume on Interpretive Accuracy: A Retrospective Analysis of 2.9 Million Radiology Examinations. Radiology. 2018 Apr;287(1):205-212. *Contributed equally to this work.

Hanna TN, Zygmont ME, Peterson R; Theriot D, Shekhani H, Johnson, JO, Krupinski EK. The Effects of Fatigue from Overnight Shifts on Radiology Search Patterns and Diagnostic Performance. J Amer Coll Radiol. 2018 Jan 20 PMID: 29366599 [Epub ahead of print]

Joshi G, Kim EY, Hanna TN, Menias CO, Siegel CL. CT Cystography: when to do it, how to do it, and what to look for when traumatic urinary bladder injury is suspected. Radiographics 2018 Jan-Feb;38(1):92-93.

Joshi G, Crawford KA, Hanna TN, Herr KD, Robinson KA, Dahiya N. Ultrasound of Right Upper Quadrant Abdominal Pain in the Emergency Department: Diagnosing beyond Gallbladder and Biliary Disease. Radiographics. 2018 May-Jun;38(3):766-793.

*Kinnin J, Hanna TN, Jutras M, Hasan B, Khosa B. Top 100 Cited Articles on Radiation Exposure in Medical Imaging: A Bibliometric Analysis. Current Problems in Diagnostic Radiology. 2018 Mar 20. PMID: 29678454 [Epub ahead of print]

Herr KD, Hanna TN, Restauri N. Cultivating physician character in diagnostic radiology through Virtuous Caring and Collaborative Professionalism. Acad Radiol. 2018 Nov;25(11):1497-1502.

Alexander LF, Hanna TN, LeGout JD, Roda MS, Cernigliaro JG, Mittal PK, Harri PA. Multi-detector Computed Tomography Findings after Damage Control Surgery for Acute Traumatic Injuries. Radiographics. Accepted July 2018. In press.

Herr KD, Risk B, Hanna TN. Diagnostic Radiology Resident Perspectives on Fellowship Training and Career Interest in Emergency Radiology. Emerg Radiol. 2018 Dec;25(6):653-658.

Hanna TN, Kundu S, Singh K, Horný M, Wood D, Prater A, Duszak R. Emergency Department Imaging Superusers. Emerg Radiol. 2019 Apr;26(2):161-168.

Chahine AH, Hanna TN, Myers L, Kumaravel M, Herr KD. The State of Emergency Radiology Fellowships in North America and the Development of a Standardized Curriculum. Emerg Radiol. 2019 Feb;26(1):53-58

Hanna TN, Duszak R, Chahine A, Zygmont ME, Herr KD, Horný M. The Introduction and Development of the H-index for Imaging Utilizers: A Novel Metric for Quantifying Utilization of ED Imaging. Academic Emergency Medicine. Accepted April 2019. In press.