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) 265-8731 | | 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
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]
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]
Pickhardt PJ Positive Oral Contrast Material for Abdominal CT: Current Clinical Indications and Areas of Controversy. AJR Am J Roentgenol . 2020 Jan 8;:1-10
[PubMed ID: 31913069]
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]
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]
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 . 2019 Nov 30;
[PubMed ID: 31790673]
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]
Mankowski Gettle L Kim DH Pickhardt PJ Anorectal pitfalls in computed tomography colonography. Abdom Radiol (NY) . 2019 Nov;44(11):3606-3624
[PubMed ID: 31432213]
Hope TA Gollub MJ Arya S Bates DDB Ganeshan D Harisinghani M Jhaveri KS Kassam Z Kim DH Korngold E Lalwani N Moreno CC Nougaret S Paroder V Paspulati RM Golia Pernicka JS Petkovska I Pickhardt PJ Rauch GM Rosenthal MH Sheedy SP Horvat N Rectal cancer lexicon: consensus statement from the society of abdominal radiology rectal & anal cancer disease-focused panel. Abdom Radiol (NY) . 2019 Nov;44(11):3508-3517
[PubMed ID: 31388697]
Bates DDB de Paula MCF Horvat N Sheedy S Lall C Kassam Z Pickhardt P Lalwani N Ganeshan D Petkovska I Beyond adenocarcinoma: MRI of uncommon rectal neoplasms and mimickers. Abdom Radiol (NY) . 2019 Nov;44(11):3581-3594
[PubMed ID: 31069482]
Horvat N Hope TA Pickhardt PJ Petkovska I Mucinous rectal cancer: concepts and imaging challenges. Abdom Radiol (NY) . 2019 Nov;44(11):3569-3580
[PubMed ID: 30993392]
Tang SJ Pickhardt PJ Kim DU Pooler BD Positive Oral Contrast Solution at MDCT for Suspected Acute Appendicitis in Adults: Rate of Appendiceal Luminal Filling of Normal and Inflamed Appendixes. AJR Am J Roentgenol . 2019 Nov;213(5):W211-W217
[PubMed ID: 31483140]
Harringa JB Bracken RL Davis JC Mao L Kitchin DR Robbins JB Ziemlewicz TJ Pickhardt PJ Reeder SB Repplinger MD Prospective evaluation of MRI compared with CT for the etiology of abdominal pain in emergency department patients with concern for appendicitis. J Magn Reson Imaging . 2019 Nov;50(5):1651-1658
[PubMed ID: 30892788]
Graffy PM Sandfort V Summers RM Pickhardt PJ Automated Liver Fat Quantification at Nonenhanced Abdominal CT for Population-based Steatosis Assessment. Radiology . 2019 Nov;293(2):334-342
[PubMed ID: 31526254]
German MN Lutz MK Pickhardt PJ Bruce RJ Said A Statin Use is Protective Against Hepatocellular Carcinoma in Patients With Nonalcoholic Fatty Liver Disease: A Case-control Study. J Clin Gastroenterol . 2019 Sep 17;
[PubMed ID: 31567625]
Pickhardt PJ Nelson L Acute non-traumatic abdominal pain by quadrant: relative yield of CT and clinical evaluation for diagnosis in 1000 patients. Abdom Radiol (NY) . 2019 Sep;44(9):2963-2970
[PubMed ID: 31104074]
Lee MH Lubner MG Peebles JK Hinshaw MA Menias CO Levine MS Pickhardt PJ Clinical, Imaging, and Pathologic Features of Conditions with Combined Esophageal and Cutaneous Manifestations. Radiographics . 2019 Sep-Oct;39(5):1411-1434
[PubMed ID: 31419189]
Gupta A Lubner MG Wertz RM Foley E Loeffler A Pickhardt PJ CT detection of primary and metastatic ileal carcinoid tumor: rates of missed findings and associated delay in clinical diagnosis. Abdom Radiol (NY) . 2019 Aug;44(8):2721-2728
[PubMed ID: 31016344]