Thomas Jefferson University

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Cancer Screening & Prevention


The cancer screening and prevention team within the Department of Family and Community Medicine works in collaboration with the Department of Medical Oncology (directed by Ronald Myers, PhD).


  • Increasing colon cancer screening in Hispanic primary care patients
  • Follow up of abnormal stool blood testing in primary care
  • Increasing colon cancer screening among African Americans in primary care
  • Reasons for CRC screening non-adherence among African Americans in primary care


Randa Sifri, MD
Susan Parks, MD
Lara Weinstein, MD, MPH
Richard Wender, MD

CONTACT: Randa Sifri, MD              


Chambers CV, Axell-House DB, Mills G, Bittner-Fagan , Rosenthal MP, Johnson M, Stello B. Primary care physicians’ experience and confidence with genetic testing and perceived barriers to genomic medicine. J Fam Med. 2015;2(2):1024-1031.

Wender RC. Aspirin and NSAID chemoprevention, gene-environment interactions, and risk of colorectal cancer. JAMA. 2015 Mar 17;313(11):1111-2.      

Daskalakis C, Myers R, Vernon SW, Sifri R, Cocroft J, DiCarlo M, Andrel Sendecki J. The effects of test preference, test access, and navigation on colorectal cancer screening. Cancer Epidemiol Biomarkers Prev. 2014 Aug;23(8):1521-8.

de la Cruz MS, Sarfaty M, Wender RC. An update on breast cancer screening and prevention. Prim Care. 2014 Jun;41(2):283-306.

Lairson D, DiCarlo M, Deshmuk A, Bittner-Fagan H, Sifri R, Katurakes N, Cocroft J, Sendecki J, Swan H, Vernon S, Myers R.  Cost-effectiveness of Standard vs. a Navigated Intervention on Colorectal Cancer Screening Use in Primary Care.  Cancer Epidemiol Biomarkers Prev.  Cancer. 2014 Apr 1;120(7):1042-9.

Myers RE, Ruth K, Manne SL, Cocroft J, Sifri R, Ziring B, Burgh D, Ross E, Weinberg DS. Effects of genetic and environmental risk assessment feedback on colorectal cancer screening adherence. J Behav Med. 2015 Mar 18. [Epub ahead of print]

Myers RE, Sifri R, Daskalakis C, DiCarlo M, Geethakumari PR, Cocroft J, Minnick C, Brisbon N, Vernon SW. Increasing colon cancer screening in primary care among African Americans. J Natl Cancer Inst. 2014 Dec 6;106(12).

Weinberg DS, Myers RE, Keenan E, Ruth K, Sifri R, Ziring B, Ross E, Manne SL. Genetic and environmental risk assessment and colorectal cancer screening in an average-risk population: a randomized trial. Ann Intern Med. 2014 Oct 21;161(8):537-45                        

Sarfaty M, Stello B, Johnson M, Sifri R, Borsky A, Myers R Colorectal cancer screening in the framework of the medical home model: findings from focus groups and interviews. Am J Med Qual. 2013 Sep-Oct;28(5):422-8.

Sarfaty M, Doroshenk M, Hotz J, Brooks D, Hayashi S, Davis TC, Joseph D, Stevens D, Weaver DL, Potter MB, Wender R. Strategies for expanding colorectal cancer screening at community health centers. CA Cancer J Clin. 2013 Jul-Aug;63(4):221-31.

Sarfaty M, Myers R, Harris D, Borsky A, Sifri R, Cocroft J, Stello B, Johnson M. Variation in Colorectal Cancer Screening Steps in Primary Care: Basis for Practice Improvement. American Journal of Medical Quality, 2012 January 20 (Epub ahead of print). 

Sarfaty M, Wender R, Smith R. Promoting Cancer Screening in the Patient Centered Medical Home. Ca Cancer J Clin Nov-Dec 2011;61(6):397-408.

Bittner FH, Myers RE, Daskalakis C, Sifri R, Mainous AG III, Wender RC. Race/Ethnicity, Gender, Weight Status, and Colorectal Cancer Screening.  Journal of Obesity, vol. 2011, Article ID 314619, 6 pages, 2011.

Brawley O, Byers T, Chen A, Pignone M, Ransohoff D, Schenk M, Smith R, Sox H, Thorson AG, Wender RC. The New American Cancer Society Process for Creating Trustworthy Cancer Screening Guidelines.  JAMA. October 2011.

Bittner FH, Wender RC, Myers RE, Petrelli N. Obesity and Cancer Screening according to Race and Gender. Journal of Obesity, vol. 2011.

Siddiqui AA, Sifri R, Hyslop T, Andrel J, Rosenthal M, Vernon SW, Cocroft J, Myers RE. Race and response to colon cancer screening interventions. Prev Med. 52 (3-4):262-4. Epub 2011 Jan 20.


Loudon G, LaNoue M, Weinstein LC. Examination of Fear: Barriers to Breast Cancer Screening in Formerly Homeless Women with Serious Mental Illness. North American Primary Care Research Group Annual Meeting, New York, NY, November 2014.

Weinstein LC, Hurley K, LaNoue M, Sifri, MD; Ronald Myers, PhD. Feasibility Trial of a Mammography Decision Support and Navigation Intervention for Formerly Homeless Women With Serious Mental Illness. North American Primary Care Research Group Annual Meeting, New York, NY, November 2014.

Myers R, Sifri R, Daskalakis C, DiCarlo M, Cocroft J, Minnick C, Vernon S. Increasing Colon Cancer  Screening Among African Americans in Primary Care. Society of Behavioral Medicine Annual Meeting, Philadelphia, PA, April 2014.

Sifri R, Bittner-Fagan H, Daskalakis C, Vernon S, Cocroft J, Katurakes N, Andrel J, Myers R. A Randomized Controlled Trial of Tailored Navigation and Standard Intervention in Colorectal Cancer Screening. North American Primary Care Research Group (NAPCRG) Annual Meeting, Ottowa, Ontario, Canada. November 2013.

Weinstein L, Hurley K, LaNoue M, Sifri R, Myers R. Exploring Barriers and Facilitators to Breast Cancer Screening in Formerly Homeless Women With Serious Mental Illness Through Concept Mapping. North American Primary Care Research Group (NAPCRG) Annual Meeting, Ottowa, Ontario, Canada. November 2013.