American Family Children's Hospital
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.



UW Health Clinics

Digestive Health Center
(608) 890-5000 | (855) 342-9900 | Map
202 S. Park (UnityPoint Health - Meriter)
(608) 417-6090 | (888) 703-2778 | Map
University Hospital
(608) 263-8340 | (800) 323-8942 | Map
Wisconsin Institutes for Medical Research
(608) 265-8731 | Map

Hospital Affiliation(s)

University Hospital (primary)
Veterans Hospital - Wm. S. Middleton Memorial, UnityPoint Health - Meriter (secondary)

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, 1995


Best Doctors® in America 2015

Best Doctors® in America 2014

Best Doctors® in America 2013

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


Our doctors provide a wide range of services. The following list represents some, but not all, of the procedures offered by this physician.


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
Wong VK Lubner MG Menias CO Mellnick VM Kennedy TA Bhalla S Pickhardt PJ . Clinical and Imaging Features of Noncutaneous Melanoma. AJR Am J Roentgenol. 2017 May;208(5):942-959
[PubMed ID: 28301211]
Szczykutowicz TP DuPlissis A Pickhardt PJ . Variation in CT Number and Image Noise Uniformity According to Patient Positioning in MDCT. AJR Am J Roentgenol. 2017 May;208(5):1064-1072
[PubMed ID: 28267350]
Pooler BD Lubner MG Kim DH Chen OT Li K Chen GH Pickhardt PJ . Prospective Evaluation of Reduced Dose Computed Tomography for the Detection of Low-Contrast Liver Lesions: Direct Comparison with Concurrent Standard Dose Imaging. Eur Radiol. 2017 May;27(5):2055-2066
[PubMed ID: 27595834]
Henes FO Pickhardt PJ Herzyk A Lee SJ Motosugi U Derlin T Lubner MG Adam G Schön G Bannas P . CT angiography in the setting of suspected acute mesenteric ischemia: prevalence of ischemic and alternative diagnoses. Abdom Radiol (NY). 2017 Apr;42(4):1152-1161
[PubMed ID: 27885390]
Weiss JM Kim DH Smith MA Potvien A Schumacher JR Gangnon RE Pooler BD Pfau PR Pickhardt PJ . Predictors of primary care provider adoption of CT colonography for colorectal cancer screening. Abdom Radiol (NY). 2017 Apr;42(4):1268-1275
[PubMed ID: 27864601]
Scrima A Lubner MG King S Pankratz J Kennedy G Pickhardt PJ . Value of MDCT and Clinical and Laboratory Data for Predicting the Need for Surgical Intervention in Suspected Small-Bowel Obstruction. AJR Am J Roentgenol. 2017 Apr;208(4):785-793
[PubMed ID: 28328258]
Pickhardt PJ Mbah I Pooler BD Chen OT Hinshaw JL Weiss JM Kim DH . CT Colonographic Screening of Patients With a Family History of Colorectal Cancer: Comparison With Adults at Average Risk and Implications for Guidelines. AJR Am J Roentgenol. 2017 Apr;208(4):794-800
[PubMed ID: 28125785]
Graffy P Loomis SB Pickhardt PJ Lubner MG Kitchin DR Lee FT Jr Hinshaw JL . Pulmonary Intraparenchymal Blood Patching Decreases the Rate of Pneumothorax-Related Complications following Percutaneous CT-Guided Needle Biopsy. J Vasc Interv Radiol. 2017 Apr;28(4):608-613.e1
[PubMed ID: 28185770]
Lubner MG Stabo N Lubner SJ Del Rio AM Song C Pickhardt PJ . Volumetric Versus Unidimensional Measures of Metastatic Colorectal Cancer in Assessing Disease Response. Clin Colorectal Cancer. 2017 Mar 27;
[PubMed ID: 28433601]
Pooler BD Kim DH Pickhardt PJ . Extracolonic Findings at Screening CT Colonography: Prevalence, Benefits, Challenges, and Opportunities. AJR Am J Roentgenol. 2017 Mar 23;:1-9
[PubMed ID: 28333541]
Lubner MG Malecki K Kloke J Ganeshan B Pickhardt PJ . Texture analysis of the liver at MDCT for assessing hepatic fibrosis. Abdom Radiol (NY). 2017 Mar 17;
[PubMed ID: 28314916]
Flor N Pickhardt PJ . CT colonography in patients with stenosing colorectal cancer. Int J Colorectal Dis. 2017 Mar;32(3):441-442
[PubMed ID: 28062905]
Kimchy Y Lifshitz R Lewkowitz S Bertuccio G Arber N Gluck N Pickhardt PJ . Radiographic capsule-based system for non-cathartic colorectal cancer screening. Abdom Radiol (NY). 2017 Jan 4;
[PubMed ID: 28054186]
Kim DU Lubner MG Mellnick VM Joshi G Pickhardt PJ . Heterotopic pancreatic rests: imaging features, complications, and unifying concepts. Abdom Radiol (NY). 2017 Jan;42(1):216-225
[PubMed ID: 27544356]
Garner HW Paturzo MM Gaudier G Pickhardt PJ Wessell DE . Variation in Attenuation in L1 Trabecular Bone at Different Tube Voltages: Caution Is Warranted When Screening for Osteoporosis With the Use of Opportunistic CT. AJR Am J Roentgenol. 2017 Jan;208(1):165-170
[PubMed ID: 27762605]
Kramer H Pickhardt PJ Kliewer MA Hernando D Chen GH Zagzebski JA Reeder SB . Accuracy of Liver Fat Quantification With Advanced CT, MRI, and Ultrasound Techniques: Prospective Comparison With MR Spectroscopy. AJR Am J Roentgenol. 2017 Jan;208(1):92-100
[PubMed ID: 27726414]
Weiss JM Pickhardt PJ Schumacher JR Potvien A Kim DH Pfau PR Jacobs EA Smith MA . Primary Care Provider Perceptions of Colorectal Cancer Screening Barriers: Implications for Designing Quality Improvement Interventions. Gastroenterol Res Pract. 2017;2017:1619747
[PubMed ID: 28163715]
Pickhardt PJ Pooler BD Mbah I Weiss JM Kim DH . Colorectal Findings at Repeat CT Colonography Screening after Initial CT Colonography Screening Negative for Polyps Larger than 5 mm. Radiology. 2017 Jan;282(1):139-148
[PubMed ID: 27552558]
Pickhardt PJ Malecki K Kloke J Lubner MG . Accuracy of Liver Surface Nodularity Quantification on MDCT as a Noninvasive Biomarker for Staging Hepatic Fibrosis. AJR Am J Roentgenol. 2016 Dec;207(6):1194-1199
[PubMed ID: 27575867]
Pickhardt PJ Malecki K Hunt OF Beaumont C Kloke J Ziemlewicz TJ Lubner MG . Hepatosplenic volumetric assessment at MDCT for staging liver fibrosis. Eur Radiol. 2016 Nov 17;
[PubMed ID: 27858212]