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
Pickhardt PJ Graffy PM Said A Jones D Welsh B Zea R Lubner MG Multiparametric CT for Noninvasive Staging of Hepatitis C Virus-Related Liver Fibrosis: Correlation With the Histopathologic Fibrosis Score. AJR Am J Roentgenol . 2019 Jan 15;:1-7
[PubMed ID: 30645162]
Pooler BD Lubner MG Theis JR Halberg RB Liang Z Pickhardt PJ Volumetric Textural Analysis of Colorectal Masses at CT Colonography: Differentiating Benign versus Malignant Pathology and Comparison with Human Reader Performance. Acad Radiol . 2019 Jan;26(1):30-37
[PubMed ID: 29566994]
Horvat N Raj A Liu S Matkowskyj KA Knezevic A Capanu M Shia J Pickhardt PJ Gollub MJ CT Colonography in Preoperative Staging of Colon Cancer: Evaluation of FOxTROT Inclusion Criteria for Neoadjuvant Therapy. AJR Am J Roentgenol . 2019 Jan;212(1):94-102
[PubMed ID: 30422707]
O'Connor SD Graffy PM Zea R Pickhardt PJ Does Nonenhanced CT-based Quantification of Abdominal Aortic Calcification Outperform the Framingham Risk Score in Predicting Cardiovascular Events in Asymptomatic Adults? Radiology . 2019 Jan;290(1):108-115
[PubMed ID: 30277443]
Anderson PA Polly DW Binkley NC Pickhardt PJ Clinical Use of Opportunistic Computed Tomography Screening for Osteoporosis. J Bone Joint Surg Am . 2018 Dec 5;100(23):2073-2081
[PubMed ID: 30516631]
Lawrence EM Pooler BD Pickhardt PJ Opportunistic Screening for Hereditary Hemochromatosis With Unenhanced CT: Determination of an Optimal Liver Attenuation Threshold. AJR Am J Roentgenol . 2018 Dec;211(6):1206-1211
[PubMed ID: 30300001]
Planz VB Lubner MG Pickhardt PJ Volumetric analysis at abdominal CT: oncologic and non-oncologic applications. Br J Radiol . 2018 Nov 30;:20180631
[PubMed ID: 30457881]
Pickhardt PJ Lee SJ Liu J Yao J Lay N Graffy PM Summers RM Population-based opportunistic osteoporosis screening: Validation of a fully automated CT tool for assessing longitudinal BMD changes. Br J Radiol . 2018 Nov 28;:20180726
[PubMed ID: 30433815]
Gollub MJ Arya S Beets-Tan RG dePrisco G Gonen M Jhaveri K Kassam Z Kaur H Kim D Knezevic A Korngold E Lall C Lalwani N Blair Macdonald D Moreno C Nougaret S Pickhardt P Sheedy S Harisinghani M Use of magnetic resonance imaging in rectal cancer patients: Society of Abdominal Radiology (SAR) rectal cancer disease-focused panel (DFP) recommendations 2017. Abdom Radiol (NY) . 2018 Nov;43(11):2893-2902
[PubMed ID: 29785540]
Lubner MG Jones D Said A Kloke J Lee S Pickhardt PJ Accuracy of liver surface nodularity quantification on MDCT for staging hepatic fibrosis in patients with hepatitis C virus. Abdom Radiol (NY) . 2018 Nov;43(11):2980-2986
[PubMed ID: 29572714]
Kupfer SS Lubner S Coronel E Pickhardt PJ Tipping M Graffy P Keenan E Ross E Li T Weinberg DS Adherence to postresection colorectal cancer surveillance at National Cancer Institute-designated Comprehensive Cancer Centers. Cancer Med . 2018 Nov;7(11):5351-5358
[PubMed ID: 30338661]
Lubner MG Jones D Kloke J Said A Pickhardt PJ CT texture analysis of the liver for assessing hepatic fibrosis in patients with hepatitis C virus. Br J Radiol . 2018 Oct 11;:20180153
[PubMed ID: 30182750]
Drylewicz MR Lubner MG Pickhardt PJ Menias CO Mellnick VM Fatty masses of the abdomen and pelvis and their complications. Abdom Radiol (NY) . 2018 Oct 1;
[PubMed ID: 30276422]
Pickhardt PJ Graffy PM Reeder SB Hernando D Li K Quantification of Liver Fat Content With Unenhanced MDCT: Phantom and Clinical Correlation With MRI Proton Density Fat Fraction. AJR Am J Roentgenol . 2018 Sep;211(3):W151-W157
[PubMed ID: 30016142]
Lee SJ Liu J Yao J Kanarek A Summers RM Pickhardt PJ Fully automated segmentation and quantification of visceral and subcutaneous fat at abdominal CT: application to a longitudinal adult screening cohort. Br J Radiol . 2018 Sep;91(1089):20170968
[PubMed ID: 29557216]
Pickhardt PJ Gastrointestinal Imaging: Rapid Advancements Leading to Improved Patient Care. Gastroenterol Clin North Am . 2018 Sep;47(3):xv-xvii
[PubMed ID: 30115446]
Pooler BD Repplinger MD Reeder SB Pickhardt PJ MRI of the Nontraumatic Acute Abdomen: Description of Findings and Multimodality Correlation. Gastroenterol Clin North Am . 2018 Sep;47(3):667-690
[PubMed ID: 30115443]
Sjoberg BP Menias CO Lubner MG Mellnick VM Pickhardt PJ Splenomegaly: A Combined Clinical and Radiologic Approach to the Differential Diagnosis. Gastroenterol Clin North Am . 2018 Sep;47(3):643-666
[PubMed ID: 30115442]
Lubner MG Pickhardt PJ Multidetector Computed Tomography for Retrospective, Noninvasive Staging of Liver Fibrosis. Gastroenterol Clin North Am . 2018 Sep;47(3):569-584
[PubMed ID: 30115438]
Kim NY Kim DH Pickhardt PJ Carchman EH Wald A Robbins JB Defecography: An Overview of Technique, Interpretation, and Impact on Patient Care. Gastroenterol Clin North Am . 2018 Sep;47(3):553-568
[PubMed ID: 30115437]