Drew A Torigian

faculty photo
Professor of Radiology at the Hospital of the University of Pennsylvania
Department: Radiology

Contact information
Department of Radiology
Hospital of the University of Pennsylvania
3400 Spruce Street
Philadelphia, PA 19104
Office: 215-615-3805
Fax: 215-614-0033
Education:
MA (Mathematics)
Johns Hopkins University, 1991.
BA (Mathematics)
Johns Hopkins University, 1991.
BA (Chemistry)
Johns Hopkins University, 1991.
MD (Medicine)
New York University School of Medicine, 1996.
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Description of Research Expertise

oncologic imaging (lung cancer, melanoma, lymphoma, GI, GU, and gyn cancers)
inflammation imaging
aging imaging
translational research imaging
thoracoabdominopelvic imaging
CT imaging
MR imaging
PET, PET/CT, and PET/MR imaging
functional and molecular imaging
quantitative imaging/image analysis
all types of imaging response assessment on CT, MRI, and PET

Description of Clinical Expertise

thoracic imaging (plain film radiography, CT, MRI, PET, and PET/CT)
body CT imaging
body MR imaging
PET and PET/CT imaging
oncologic imaging
vascular imaging (CT and MR)

Selected Publications

Hassani S, Tong Y, Lomer NB, Udupa JK, Wu C, McDonough JM, Gogel S, Mayer OH, Biko DM, Cahill PJ, Anari JB, Torigian DA.: Comparative analysis of thoracic structure and function using CT and dynamic MRI in pediatric insufficiency syndrome with and without neuromuscular disease. Spine Deform May 2025 In press Notes: doi: 10.1007/s43390-025-01095-y.

Lomer NB, Abdi S, Ashoobi MA, Ahmadzadeh AM, Ghasemi A, Torigian DA.: Accuracy of CT-based radiomics models for preoperative grading of clear cell renal cell carcinoma: a systematic review and meta-analysis. Acad Radiol 2025 In press.

Mehrabi Nejad MM, Ghanbari Boroujeni MR, Hayati A, Dashti F, Udupa JK, Torigian DA.: Performance of AI methods in PET-based imaging for outcome prediction in lymphoma: A systematic review and meta-analysis. Eur J Radiol 2025 In press.

Liu T, Li J, Torigian DA, Tong Y, Xiong Q, Zhang K, Udupa JK.: Diffusion semantic segmentation model: a generative model for medical image segmentation based on joint distribution. Med Phys 2025 In press.

Ahmadzadeh AM, Lomer NB, Torigian DA.: Radiomics and machine learning models for diagnosing microvascular invasion in cholangiocarcinoma: a systematic review and meta-analysis of diagnostic test accuracy studies. Clin Imaging 121, Mar 2025 In Press Notes: doi: 10.1016/j.clinimag.2025.110456.

Pierson SK, Brandstadter JD, Torigian DA, Bagg A, Lechowicz MJ, Alapat D, Casper C, Chadburn A, Chandrakasan S, Dispenzieri A, Fossa A, Hoffmann C, Ide M, Kurzrock R, Mukherjee S, Nasta S, Navarro J-T, Noy A, Oksenhendler E, Bustamante M, Shyamsundar S, Streetly M, Wong RSM, Zhang L, Lim MS, Srkalovic G, van Rhee F, Fajgenbaum DC.: Characterizing the heterogeneity of Castleman disease and oligocentric subtype: Findings from the ACCELERATE registry. Blood Adv Feb 2025 In Press Notes: doi: 10.1182/bloodadvances.2024014391.

Dai J, Udupa JK, Torigian DA, Tong Y, Liu T.: A one-shot/few-shot interactive segmentation method for CT image segmentation. Proc SPIE 13407, Medical Imaging 2025: Computer-Aided Diagnosis, 134073D (4 April 2025); https://doi.org/10.1117/12.3047122 13407(134073D), Apr 2025 Notes: Poster presentation by Jian Dai.

Tong Y, Udupa JK, McDonough JM, Wu C, Xie L, Hao Y, Gogel S, Mayer OH, Biko DM, Torigian DA, Cahill PJ, Anari JB.: Dynamic MRI-guided surgery planning and treatment evaluation for pediatric patients with TIS: database, methodology, results, and analysis. Proc SPIE 13408, Medical Imaging 2025: Image-Guided Procedures, Robotic Interventions, and Modeling, 134082T (7 April 2025); https://doi.org/10.1117/12.3047149 13408(134082T), Apr 2025 Notes: Poster presentation by Yubing Tong.

Ling Z, Udupa JK, Tong L, McDonough JM, Gogel S, Mayer O, Biko D, Cahill PJ, Anari JB, Tong Y, Torigian DA.: Normalizing thoracic morphometric measures for size differences among pediatric patients and normal subjects. Proc SPIE 13411, Medical Imaging 2025: Imaging Informatics, 1341119 (10 April 2025); https://doi.org/10.1117/12.3047138 13411(1341119), Apr 2025 Notes: Poster presentation by Zhi Ling.

Tong Y, Xie L, Odhner D, Liu T, Torigian DA, Udupa JK.: Hybrid foundation models: an investigation of foundation anatomy model and foundation segmentation model (FAM-FSM) on thoracic CT images for radiation therapy planning. Proc SPIE 13408, Medical Imaging 2025: Image-Guided Procedures, Robotic Interventions, and Modeling, 134082K (7 April 2025); https://doi.org/10.1117/12.3047793 13408(134082K), Apr 2025 Notes: Poster presentation by Yubing Tong.

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Last updated: 05/26/2025
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