Indiana University
Department of Medicine

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Positions and Honors

Professional Experience

1985 -1990          Assistant Professor of Medicine Indiana University School of Medicine
1990 -1994          Associate Professor of Medicine of Medicine Indiana University School of Medicine

1990 -1994          Associate Professor of Medicine of Medicine Indiana University School of Medicine

  1994 - Present    Professor of Medicine Indiana University School of Medicine

  1994 - Present    Director of Endoscopy Indiana University Hospital
  2006 - Present    Chancellor’s Professor, Indiana University Purdue University Indianapolis
 

Honors

1980    John Hickam Award, IU Sch Med

1992    IU Sch Med Excellence in Teaching Award

2002    Distinguished Lecturer, DDW, ASGE national meeting

            2002    William D. Carey Award, ACG Board of Governors

            2003    ASGE Master Endoscopist Award

            2005    David Sun Lecture

            2006    Emily Couric Lecture

            2006    Tony and Mary Hulman Health Achievement Award

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Selected Peer-reviewed Publications

1.         Rex DK, et al.  New endoscopic finding associated with hyperplastic polyps.  Gastrointest Endosc. 1999;50:704-6.

2.         Rex DK.  Still photography versus videotaping for documentation of cecal intubation:  a prospective study.  Gastrointest Endosc 2000;51:451-9.

3.         Rex D.  Colonoscopic withdrawal technique is associated with adenomas miss rates.  Gastrointest Endosc 2000;51;33-6.

4.         Rex DK, et al.  Screening colonoscopy in asymptomatic average-risk African-Americans.  Gastrointest Endosc 2000;51:524-7.

5.         Rex DK.  Effect of variable stiffness colonoscopes on cecal intubation times for routine colonoscopy by an experienced examiner in sedated patients.  Endoscopy 2001;33:60-4.

6.         Rex DK, et al.  Colorectal cancer prevention 2000:  Colorectal Screening Recommendations of the American College of Gastroenterology.  Am J Gastroenterol 2000;95:868-77.

7.         Rex DK, et al.  Step section histology of proximal colon polyps that appear hyperplastic by endoscopy.  Am J Gastroenterol 2002;97:1530-4.

8.         Sipe B, Rex D.  Propofol vs. midazolam/meperidine for colonoscopy:  Administered by nurses and supervised by endoscopists.  Gastrointest Endosc 2002;55:815-25.

9.         Rex DK, et al.  Method of colonoscopy in 42 consecutive patients presenting after prior incomplete colonoscopy.  Am J Gastroenterol 2002;97:1148-51.

10.       Suleiman S, Rex DK, Sonnenberg A.  Chemoprevention of colorectal cancer by aspirin:  A cost-effectiveness analysis.  Gastroenterology 2002;122:78-84.

11.       Rex DK, Chasen R, Pochapin MB.  Safety and efficacy of two reduced dosing regimens of sodium phosphate tablets for preparation prior to colonoscopy.  Aliment Pharmacol Ther 2002;16:937-44

12.       Schoenfeld P, Shad J, Ormseth E, Coyle W, Butler J, Schindler W, Kikendall WJ, Furlong C, Sobin L, Cruess D, Rex D.  PREdictive value of DIminutive Colonic adenoma Trial:  THE PREDICT TRIAL.  Clinical Gastroenterology and Hepatology 2003;1:195—201.

13.       Sipe B, Rex D.  Propofol vs. midazolam/meperidine for colonoscopy:  Administered by nurses and supervised by endoscopists.  Gastrointest Endosc 2002;55:815-25.

14.       Cash BD, Schoenfeld P, Rex DK.  An evidence-based medicine approach to studies of diagnostic tests:  assessing the validity of virtual colonoscopy.  Clinical Gastroenterology & Hepatology 2003;1:136-44.

15.       Ghorai S, TM Ulbright, Rex DK.  Endoscopic findings of diverticular inflammation in colonoscopy patients without clinical acute diverticulitis:  Prevalence and endoscopic spectrum.  Am J Gastroenterol 2003;98:802-6.

16.       Walker JA, McIntyre RD, Schleinitz PF, Jacobson KN, Haulk AA, Adesman P, Tolleson S, Parent R, Donnelly R, Rex DK.  Nurse-administered propofol sedation without anesthesia specialists in 9152 endoscopic cases in an ambulatory surgery center.  Am J Gastroenterol 2003;98:1744-50.

17.       Cotton PB, Durkalski VL, Pineau BC, Palesch YY, Mauldin PD, Hoffman B, Vining DJ, Small WC, Affronti J, Rex DK, et al.  Computed tomographic colonography (virtual colonoscopy).  A multicenter comparison with standard colonoscopy for detection of colorectal neoplasia.  JAMA 2004;291:1713-9.

18.       Singh N, Harrison M, Rex DK.  A survey of colonoscopic polypectomy practices among clinical gastroenterologists.  Gastrointest Endosc 2004;60:414-8.

19.       Vucelic B, Rex D, Pulanic R, et al.  The Aer-O-Scope:  proof of concept of a pneumatic, skill-independent, self propelling, self navigating colonoscope.  Gastroenterology 2006;130:672-7.

20.       VanNatta M, Rex DK.  Propofol alone titrated to deep sedation versus propofol in combination with narcotics and/or benzodiazepines and targeted to moderate sedation for colonoscopy.  Am J Gastroenterol 2006;101:2209-17.

21.       Fatima H, Rex DK, Rothstein R, Rahmani E, Nehme O, Dewitt J, Helper D, Toor A, Benson S.  Cecal insertion and withdrawal times with wide-angle versus standard colonoscopes:  a randomized controlled trial.  Clin Gastroenterol Hepatol 2008;6:109-14.

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Research Support

            Ongoing

      R01 CA097386 (Co-Investigator)               Vanderbilt -NIH                     09/01/02-08/31/07
      Epidemiologic Study of Predictors for Adenoma Recurrence                $681,148
 

            Completed Research

 
      U01 CA89389 (Co-Investigator)                 Mayo – NIH                           06/01/01-05/31/06
      Colorectal Cancer Screening: Fecal Blood vs. DNA                              $1,117,965

 

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