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Arun C. Nachiappan, MD
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Associate Professor of Clinical Radiology
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Active Medical Staff , Pennsylvania Hospital
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Active Medical Staff , Penn Presbyterian Medical Center
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Attending, Hospital of the University of Pennsylvania
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Course Director, Clinical Clerkship in Radiology, University of Pennsylvania
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Active Medical Staff, Chester County Hospital
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Director of Peer Education, Cardiothoracic Division, Department of Radiology, University of Pennsylvania
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Department: Radiology
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Contact information
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Department of Radiology
32 Hospital of the University of Pennsylvania
35 3400 Spruce Street
Philadelphia, PA 19104
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32 Hospital of the University of Pennsylvania
35 3400 Spruce Street
Philadelphia, PA 19104
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Office: 215-662-3042
33 Fax: 215-614-0033
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33 Fax: 215-614-0033
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Education:
21 7 BS 14 (Biology) c
2c Stockton University, 1998.
21 7 MD c
3a Rutgers New Jersey Medical School, 2002.
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Permanent link21 7 BS 14 (Biology) c
2c Stockton University, 1998.
21 7 MD c
3a Rutgers New Jersey Medical School, 2002.
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11c Simpson S, Hershman M, Nachiappan AC, Raptis C, Hammer MM: The Short and Long of COVID-19: A Review of Acute and Chronic Radiologic Pulmonary Manifestations of SARS-2-CoV and Their Clinical Significance. Clinics in Chest Medicine 2f 45(2): 383-403, June 2024.
182 Donuru A, Araki A, Dako F, Dave JK, Perez RP, Xu D, Nachiappan A, Barbosa EB Jr, Noel P, Litt H, Knollman F: Photon-counting detector CT allows significant reduction in radiation dose while maintaining image quality and noise on non-contrast chest CT. European Journal of Radiology Open 11: 100538, December 2023.
126 Thomas SP, Fathy R, Aepli S, Clancy CB, Lipschik GY, Simpson SA, Katz SI, Doms RW, Nachiappan AC: Comparative Evaluation of Choose Your Own Adventure and Traditional Linear Case Formats in Radiology Small Group Teaching. Academic Radiology 34 29(Suppl 5): S82-S88, May 2022.
116 Hao M, Edmonds CE, Nachiappan AC, Conant EF, Zuckerman SP: Management Strategies for Patients Presenting With Symptomatic Lymphadenopathy and Breast Edema After Recent COVID-19 Vaccination. American Journal of Roentgenology 30 218(6): 970-976, June 2022
127 Weeks JK, Pakpoor J, Park BJ, Robinson NJ, Rubinstein NA, Prouty SM, Nachiappan AC: Harnessing Augmented Reality and CT to Teach First-Year Medical Students Head and Neck Anatomy. Academic Radiology 28: 871-876, June 2021.
179 Shah P, Sheng M, Mankoff DA, Trerotola SO, Galperin-Aizenberg M, Katz SI, Barbosa EJM, Nachiappan AC: Impact of early radiology research experiences on medical student perceptions of radiology and research: a pilot study. Current Problems in Diagnostic Radiology 48(5): 423-426, September–October 2019.
14f Sheng M, Shah P, Choi JM, Gillis E, Katz SI, Simpson SA, Novak SH, Nachiappan AC: Patient-Centered and Specialty-Specific Case Work-Up: An Effective Method for Teaching Appropriateness of Imaging to Medical Students. Academic Radiology 26(6): 846-850, June 2019.
111 Hammer MM, Nachiappan AC, Barbosa EJM Jr: Limited Usage of Pulmonary Nodule Risk Calculators for Managing Large Nodules. Current Problems in Diagnostic Radiology 47(1): 23–27, January-February 2018.
c8 Katz SI, Hammer M, Bagley SJ, Aggarwal C, Bauml JM, Thompson JC, Nachiappan AC, Simone CB, Langer CJ: Radiologic Pseudoprogression during Anti–PD-1 ae Therapy for Advanced Non–Small Cell Lung Cancer. Journal of Thoracic Oncology 13(7): 978-986, July 2018 Notes: Article featured by JTO Guest Editor.
126 Nachiappan AC, Rahbar K, Shi X, Guy ES, Barbosa EM, Shroff GS, Ocazionez D, Schlesinger AE, Katz SI, Hammer MM: Pulmonary Tuberculosis: Role of Radiology in Diagnosis and Management. Radiographics 37: 52-72, January 2017.
128 Nachiappan AC, Valentin LI, Metwalli ZA, Vicens RA, Delumpa A, Philip PS, Kumar S, Soloff EV: CT Dose Reduction Workshop: An Active Educational Experience. Journal of American College of Radiology 12(6): 610-616, June 2015.
134 Nachiappan AC, Horn GL, Spann SC, Mayo RC, Wynne DM, Archer BR, Whigham CJ, Hancock JA: Operator radiation dose reduction during fluoroscopic interventional procedures. Journal of American College of Radiology 12(5): 527-530, May 2015.
11c Nachiappan AC, Metwalli ZA, Hailey BS, Patel RA, Ostrowski ML, Wynne DM: The Thyroid: Review of Imaging Features and Biopsy Techniques, with Radiologic-Pathologic Correlation. Radiographics 34(2): 276-293, 2014.
ff Singh AK, Nachiappan AC, Verma HA, Uppot RN, Blake MA, Saini S, Boland GW: Postoperative Liver Transplant Imaging: What a Radiologist Should Know. Radiographics 30(2): 339-351, 2010.
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Selected Publications
b6 Donuru A, Torigian DA, Nachiappan AC: Grayscale Inversion to aid Diagnosis of Acute Occlusive and Chronic Pulmonary Embolism on CT. 58 International Journal of Angiology 33(2): 132–133, June 2024.11c Simpson S, Hershman M, Nachiappan AC, Raptis C, Hammer MM: The Short and Long of COVID-19: A Review of Acute and Chronic Radiologic Pulmonary Manifestations of SARS-2-CoV and Their Clinical Significance. Clinics in Chest Medicine 2f 45(2): 383-403, June 2024.
182 Donuru A, Araki A, Dako F, Dave JK, Perez RP, Xu D, Nachiappan A, Barbosa EB Jr, Noel P, Litt H, Knollman F: Photon-counting detector CT allows significant reduction in radiation dose while maintaining image quality and noise on non-contrast chest CT. European Journal of Radiology Open 11: 100538, December 2023.
126 Thomas SP, Fathy R, Aepli S, Clancy CB, Lipschik GY, Simpson SA, Katz SI, Doms RW, Nachiappan AC: Comparative Evaluation of Choose Your Own Adventure and Traditional Linear Case Formats in Radiology Small Group Teaching. Academic Radiology 34 29(Suppl 5): S82-S88, May 2022.
116 Hao M, Edmonds CE, Nachiappan AC, Conant EF, Zuckerman SP: Management Strategies for Patients Presenting With Symptomatic Lymphadenopathy and Breast Edema After Recent COVID-19 Vaccination. American Journal of Roentgenology 30 218(6): 970-976, June 2022
127 Weeks JK, Pakpoor J, Park BJ, Robinson NJ, Rubinstein NA, Prouty SM, Nachiappan AC: Harnessing Augmented Reality and CT to Teach First-Year Medical Students Head and Neck Anatomy. Academic Radiology 28: 871-876, June 2021.
179 Shah P, Sheng M, Mankoff DA, Trerotola SO, Galperin-Aizenberg M, Katz SI, Barbosa EJM, Nachiappan AC: Impact of early radiology research experiences on medical student perceptions of radiology and research: a pilot study. Current Problems in Diagnostic Radiology 48(5): 423-426, September–October 2019.
14f Sheng M, Shah P, Choi JM, Gillis E, Katz SI, Simpson SA, Novak SH, Nachiappan AC: Patient-Centered and Specialty-Specific Case Work-Up: An Effective Method for Teaching Appropriateness of Imaging to Medical Students. Academic Radiology 26(6): 846-850, June 2019.
111 Hammer MM, Nachiappan AC, Barbosa EJM Jr: Limited Usage of Pulmonary Nodule Risk Calculators for Managing Large Nodules. Current Problems in Diagnostic Radiology 47(1): 23–27, January-February 2018.
c8 Katz SI, Hammer M, Bagley SJ, Aggarwal C, Bauml JM, Thompson JC, Nachiappan AC, Simone CB, Langer CJ: Radiologic Pseudoprogression during Anti–PD-1 ae Therapy for Advanced Non–Small Cell Lung Cancer. Journal of Thoracic Oncology 13(7): 978-986, July 2018 Notes: Article featured by JTO Guest Editor.
126 Nachiappan AC, Rahbar K, Shi X, Guy ES, Barbosa EM, Shroff GS, Ocazionez D, Schlesinger AE, Katz SI, Hammer MM: Pulmonary Tuberculosis: Role of Radiology in Diagnosis and Management. Radiographics 37: 52-72, January 2017.
128 Nachiappan AC, Valentin LI, Metwalli ZA, Vicens RA, Delumpa A, Philip PS, Kumar S, Soloff EV: CT Dose Reduction Workshop: An Active Educational Experience. Journal of American College of Radiology 12(6): 610-616, June 2015.
134 Nachiappan AC, Horn GL, Spann SC, Mayo RC, Wynne DM, Archer BR, Whigham CJ, Hancock JA: Operator radiation dose reduction during fluoroscopic interventional procedures. Journal of American College of Radiology 12(5): 527-530, May 2015.
11c Nachiappan AC, Metwalli ZA, Hailey BS, Patel RA, Ostrowski ML, Wynne DM: The Thyroid: Review of Imaging Features and Biopsy Techniques, with Radiologic-Pathologic Correlation. Radiographics 34(2): 276-293, 2014.
ff Singh AK, Nachiappan AC, Verma HA, Uppot RN, Blake MA, Saini S, Boland GW: Postoperative Liver Transplant Imaging: What a Radiologist Should Know. Radiographics 30(2): 339-351, 2010.
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