Perry J. Pickhardt, MD close

Perry J. Pickhardt, MD Print Friendly Page

Faculty, University of Wisconsin School of Medicine and Public Health

Dr. Pickhardt’s primary clinical and research interests are CT colonography and colorectal cancer screening, including virtual colonoscopy. He joined the Abdominal Imaging Section at the University of Wisconsin School of Medicine and Public Health in 2003 as an associate professor of radiology. Prior to that, Dr. Pickhardt organized and served as principal investigator for a large multi-center screening trial evaluating CT colonography (virtual colonoscopy) while at the National Naval Medical Center in Bethesda, Maryland. Dr. Pickhardt also was awarded a Figley Fellowship in the American Journal of Radiology editorial office in Winston-Salem, North Carolina in 2002.



Abdominal CT Scan

Abdominal Imaging and Intervention

Abdominal MRI

Abdominal X-Ray

Colon Contrast X-Ray

Computerized Tomography (CT) Scan


Fluoroscopic Studies

Image-guided Biopsy

Magnetic Resonance Imaging (MRI) Scan


Swallowing Function w/Cineradiography

Transvaginal Ultrasound


Upper GI Tract X-Ray

Virtual Colonoscopy



Digestive Health Center
(608) 890-5000 | (855) 342-9900 | Map
UnityPoint Health - Meriter
(608) 417-6090 | (888) 703-2778 | Map
University Hospital
(608) 263-9729 | (800) 323-8942 | Map
Wisconsin Institutes for Medical Research
(608) 265-8231 | | Map

UW School of Medicine and Public Health

Department of Radiology

Professional Certifications and Education

Board Certification Diagnostic Radiology
Residency Mallinckrodt Institute of Radiology, St. Louis, MO
Medical School University of Michigan Medical School, Ann Arbor, MI

Medical interpreters are available to help patients communicate with hospital and clinic staff. For more information, please contact interpreter services at (608) 262-9000.

Dr. Pickhardt has been the principal investigator of multiple University of Wisconsin clinical trials studying computerized tomography (CT) and virtual colonoscopy. He has edited a number of textbooks in abdominal radiology. His work has resulted in more than 300 scientific publications and book chapters.

PubMed Articles
Olson MC Lubner MG Menias CO Mellnick VM Gettle LM Kim DH Elsayes KM Pickhardt PJ <i>RadioGraphics</i> Update: Venous Thrombosis and Hypercoagulability in the Abdomen and Pelvis-Findings in COVID-19. Radiographics . 2020 Jul 10;:200119
[PubMed ID: 32649264]
Kirsch MJ Hsu KT Lee MH Pickhardt PJ Kim DH Sippel RS Dedhia PH Hormonal Evaluation of Incidental Adrenal Masses: The Exception, Not the Rule. World J Surg . 2020 Jul 10;
[PubMed ID: 32651604]
Elmohr MM Elsayes KM Pickhardt PJ Non-neoplastic conditions mimicking peritoneal carcinomatosis at CT imaging. Br J Radiol . 2020 Jul 3;:20200401
[PubMed ID: 32516560]
Pickhardt PJ Positive Oral Contrast Material for Abdominal CT: Current Clinical Indications and Areas of Controversy. AJR Am J Roentgenol . 2020 Jul;215(1):69-78
[PubMed ID: 31913069]
Zhao X Xie P Wang M Li W Pickhardt PJ Xia W Xiong F Zhang R Xie Y Jian J Bai H Ni C Gu J Yu T Tang Y Gao X Meng X Deep learning-based fully automated detection and segmentation of lymph nodes on multiparametric-mri for rectal cancer: A multicentre study. EBioMedicine . 2020 Jun;56:102780
[PubMed ID: 32512507]
Consul N Javed-Tayyab S Lall C Jensen CT Menias CO Pickhardt PJ Elsayes KM Calcified Splenic Lesions: Pattern Recognition Approach on CT With Pathologic Correlation. AJR Am J Roentgenol . 2020 May;214(5):1083-1091
[PubMed ID: 32208005]
Ganeshan D Pickhardt PJ Morani AC Javadi S Lubner MG Elmohr MM Duran C Elsayes KM Hepatic hemangioendothelioma: CT, MR, and FDG-PET-CT in 67 patients-a bi-institutional comprehensive cancer center review. Eur Radiol . 2020 May;30(5):2435-2442
[PubMed ID: 32002639]
Olson MC Lubner MG Menias CO Mellnick VM Mankowski Gettle L Kim DH Elsayes KM Pickhardt PJ Venous Thrombosis and Hypercoagulability in the Abdomen and Pelvis: Causes and Imaging Findings. Radiographics . 2020 May-Jun;40(3):875-894
[PubMed ID: 32330086]
Ballard DH Mazaheri P Oppenheimer DC Lubner MG Menias CO Pickhardt PJ Middleton WD Mellnick VM Imaging of Abdominal Wall Masses, Masslike Lesions, and Diffuse Processes. Radiographics . 2020 May-Jun;40(3):684-706
[PubMed ID: 32330085]
Li Y Jian J Pickhardt PJ Ma F Xia W Li H Zhang R Zhao S Cai S Zhao X Zhang J Zhang G Jiang J Zhang Y Wang K Lin G Feng F Lu J Deng L Wu X Qiang J Gao X MRI-Based Machine Learning for Differentiating Borderline From Malignant Epithelial Ovarian Tumors: A Multicenter Study. J Magn Reson Imaging . 2020 Feb 11;
[PubMed ID: 32045064]
Ruby JA Pusceddu L Plumb AA Park SH Kim DH Regge D Gangi A Stephenson J Kim SH Pickhardt PJ Traditional Serrated Adenomas on CT Colonography: International Multicenter Experience With This Rare Colorectal Neoplasm. AJR Am J Roentgenol . 2020 Feb;214(2):355-361
[PubMed ID: 31714847]
Ballard DH Mazaheri P Raptis CA Lubner MG Menias CO Pickhardt PJ Mellnick VM Fournier Gangrene in Men and Women: Appearance on CT, Ultrasound, and MRI and What the Surgeon Wants to Know. Can Assoc Radiol J . 2020 Feb;71(1):30-39
[PubMed ID: 32063012]
Patel MD Ascher SM Horrow MM Pickhardt PJ Poder L Goldman M Berland LL Pandharipande PV Maturen KE Management of Incidental Adnexal Findings on CT and MRI: A White Paper of the ACR Incidental Findings Committee. J Am Coll Radiol . 2020 Feb;17(2):248-254
[PubMed ID: 31790673]
Ivancic MM Megna BW Sverchkov Y Craven M Reichelderfer M Pickhardt PJ Sussman MR Kennedy GD Noninvasive Detection of Colorectal Carcinomas Using Serum Protein Biomarkers. J Surg Res . 2020 Feb;246:160-169
[PubMed ID: 31586890]
Elissa M Lubner MG Pickhardt PJ Biopsy of Deep Pelvic and Abdominal Targets With Ultrasound Guidance: Efficacy of Compression. AJR Am J Roentgenol . 2020 Jan;214(1):194-199
[PubMed ID: 31714843]
Guo Z Blake GM Li K Liang W Zhang W Zhang Y Xu L Wang L Brown JK Cheng X Pickhardt PJ Liver Fat Content Measurement with Quantitative CT Validated against MRI Proton Density Fat Fraction: A Prospective Study of 400 Healthy Volunteers. Radiology . 2020 Jan;294(1):89-97
[PubMed ID: 31687918]
Cao W Pomeroy MJ Gao Y Barish MA Abbasi AF Pickhardt PJ Liang Z Multi-scale characterizations of colon polyps via computed tomographic colonography. Vis Comput Ind Biomed Art . 2019 Dec 27;2(1):25
[PubMed ID: 32240410]
Kim NY Lubner MG Nystrom JT Swietlik JF Abel EJ Havighurst TC Silverman SG McGahan JP Pickhardt PJ Utility of CT Texture Analysis in Differentiating Low-Attenuation Renal Cell Carcinoma From Cysts: A Bi-Institutional Retrospective Study. AJR Am J Roentgenol . 2019 Dec;213(6):1259-1266
[PubMed ID: 31386573]
Sandfort V Yan K Pickhardt PJ Summers RM Data augmentation using generative adversarial networks (CycleGAN) to improve generalizability in CT segmentation tasks. Sci Rep . 2019 Nov 15;9(1):16884
[PubMed ID: 31729403]
Hanafy AK Morani AC Menias CO Pickhardt PJ Shaaban AM Mujtaba B Mellnick VM Elsayes KM Hematologic malignancies of the gastrointestinal luminal tract. Abdom Radiol (NY) . 2019 Nov 9;
[PubMed ID: 31707438]