Arun C. Nachiappan, MD

Associate Professor of Clinical Radiology
Active, Penn Presbyterian Medical Center
Active, Pennsylvania Hospital
Attending, Hospital of the University of Pennsylvania
Course Director, Clinical Clerkship in Radiology, University of Pennsylvania
Department: Radiology
Contact information
Department of Radiology
Hospital of the University of Pennsylvania
3400 Spruce Street
Philadelphia, PA 19104
Hospital of the University of Pennsylvania
3400 Spruce Street
Philadelphia, PA 19104
Office: 215-662-3042
Fax: 215-614-0033
Fax: 215-614-0033
Education:
BS (Biology)
Stockton University, 1998.
MD (Medicine)
Rutgers New Jersey Medical School, 2002.
Permanent linkBS (Biology)
Stockton University, 1998.
MD (Medicine)
Rutgers New Jersey Medical School, 2002.
Selected Publications
Donuru A, Torigian DA, Nachiappan AC: Grayscale Inversion to aid Diagnosis of Acute Occlusive and Chronic Pulmonary Embolism on CT. International Journal of Angiology 33(2): 132–133, June 2024.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 45(2): 383-403, June 2024.
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.
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 29(Suppl 5): S82-S88, May 2022.
Meng H, 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 218(6): 970-976, June 2022
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.
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.
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.
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.
Katz SI, Hammer M, Bagley SJ, Aggarwal C, Bauml JM, Thompson JC, Nachiappan AC, Simone CB, Langer CJ: Radiologic Pseudoprogression during Anti–PD-1 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.
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.
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, 2015.
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, 2015.
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.
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.