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



University Hospital
(608) 263-8340 | (800) 323-8942 | Map
UnityPoint Health - Meriter
(608) 417-6090 | (888) 703-2778 | Map
Wisconsin Institutes for Medical Research
(608) 265-8731 | | Map
Digestive Health Center
(608) 890-5000 | (855) 342-9900 | 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
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]
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 . 2019 Oct 3;246:160-169
[PubMed ID: 31586890]
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]
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 Sep 4;:1-7
[PubMed ID: 31483140]
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]
Mankowski Gettle L Kim DH Pickhardt PJ Anorectal pitfalls in computed tomography colonography. Abdom Radiol (NY) . 2019 Aug 20;
[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 Aug 6;
[PubMed ID: 31388697]
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 Aug 6;:1-8
[PubMed ID: 31386573]
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]
Graffy PM Liu J O'Connor S Summers RM Pickhardt PJ Automated segmentation and quantification of aortic calcification at abdominal CT: application of a deep learning-based algorithm to a longitudinal screening cohort. Abdom Radiol (NY) . 2019 Aug;44(8):2921-2928
[PubMed ID: 30976827]
Graffy PM Liu J Pickhardt PJ Burns JE Yao J Summers RM Deep learning-based muscle segmentation and quantification at abdominal CT: application to a longitudinal adult screening cohort for sarcopenia assessment. Br J Radiol . 2019 Aug;92(1100):20190327
[PubMed ID: 31199670]
Cherukuri AR Lubner MG Zea R Hinshaw JL Lubner SJ Matkowskyj KA Foltz ML Pickhardt PJ Tissue sampling in the era of precision medicine: comparison of percutaneous biopsies performed for clinical trials or tumor genomics versus routine clinical care. Abdom Radiol (NY) . 2019 Jun;44(6):2074-2080
[PubMed ID: 30032384]
Scrima AT Lubner MG Abel EJ Havighurst TC Shapiro DD Huang W Pickhardt PJ Texture analysis of small renal cell carcinomas at MDCT for predicting relevant histologic and protein biomarkers. Abdom Radiol (NY) . 2019 Jun;44(6):1999-2008
[PubMed ID: 29804215]
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 May 8;
[PubMed ID: 31069482]
Jang S Graffy PM Ziemlewicz TJ Lee SJ Summers RM Pickhardt PJ Opportunistic Osteoporosis Screening at Routine Abdominal and Thoracic CT: Normative L1 Trabecular Attenuation Values in More than 20 000 Adults. Radiology . 2019 May;291(2):360-367
[PubMed ID: 30912719]
Ivancic MM Anson LW Pickhardt PJ Megna B Pooler BD Clipson L Reichelderfer M Sussman MR Dove WF Conserved serum protein biomarkers associated with growing early colorectal adenomas. Proc Natl Acad Sci U S A . 2019 Apr 23;116(17):8471-8480
[PubMed ID: 30971492]
Wnorowski AM Menias CO Pickhardt PJ Kim DH Hara AK Lubner MG Mucin-Containing Rectal Carcinomas: Overview of Unique Clinical and Imaging Features. AJR Am J Roentgenol . 2019 Apr 17;:1-9
[PubMed ID: 30995095]
Horvat N Hope TA Pickhardt PJ Petkovska I Mucinous rectal cancer: concepts and imaging challenges. Abdom Radiol (NY) . 2019 Apr 16;
[PubMed ID: 30993392]