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Colonoscopy evaluations: justification by cost?
Rex DK, Mark D, Clarke B, Lappas JC, Lehman GA. Rex DK, et al. Among authors: lappas jc. Am J Gastroenterol. 1996 Mar;91(3):614-5. Am J Gastroenterol. 1996. PMID: 8633528
Wireless capsule endoscopy detects small bowel ulcers in patients with normal results from state of the art enteroclysis.
Liangpunsakul S, Chadalawada V, Rex DK, Maglinte D, Lappas J. Liangpunsakul S, et al. Am J Gastroenterol. 2003 Jun;98(6):1295-8. doi: 10.1111/j.1572-0241.2003.07471.x. Am J Gastroenterol. 2003. PMID: 12818272
Enteroclysis in the evaluation of suspected small intestinal bleeding.
Rex DK, Lappas JC, Maglinte DD, Malczewski MC, Kopecky KA, Cockerill EM. Rex DK, et al. Among authors: lappas jc. Gastroenterology. 1989 Jul;97(1):58-60. doi: 10.1016/0016-5085(89)91415-7. Gastroenterology. 1989. PMID: 2785945
Flexible sigmoidoscopy plus air contrast barium enema versus colonoscopy for suspected lower gastrointestinal bleeding.
Rex DK, Weddle RA, Lehman GA, Pound DC, O'Connor KW, Hawes RH, Dittus RS, Lappas JC, Lumeng L. Rex DK, et al. Among authors: lappas jc. Gastroenterology. 1990 Apr;98(4):855-61. doi: 10.1016/0016-5085(90)90007-n. Gastroenterology. 1990. PMID: 2107112 Clinical Trial.
Radiographic evaluation of suspected small bowel obstruction.
Shrake PD, Rex DK, Lappas JC, Maglinte DD. Shrake PD, et al. Among authors: lappas jc. Am J Gastroenterol. 1991 Feb;86(2):175-8. Am J Gastroenterol. 1991. PMID: 1992631
Quality of air contrast barium enema performed the same day as incomplete colonoscopy with air insufflation.
Mark DG, Rex DK, Lappas JC. Mark DG, et al. Among authors: lappas jc. Gastrointest Endosc. 1992 Nov-Dec;38(6):693-5. doi: 10.1016/s0016-5107(92)70566-5. Gastrointest Endosc. 1992. PMID: 1473672 Clinical Trial.
Anatomical extent of fiberoptic sigmoidoscopy.
Lehman GA, Buchner DM, Lappas JC. Lehman GA, et al. Among authors: lappas jc. Gastroenterology. 1983 Apr;84(4):803-8. Gastroenterology. 1983. PMID: 6825990
Flexible sigmoidoscopy plus air-contrast barium enema versus colonoscopy for evaluation of symptomatic patients without evidence of bleeding.
Rex DK, Mark D, Clarke B, Lappas JC, Lehman GA. Rex DK, et al. Among authors: lappas jc. Gastrointest Endosc. 1995 Aug;42(2):132-8. doi: 10.1016/s0016-5107(95)70069-2. Gastrointest Endosc. 1995. PMID: 7590048 Clinical Trial.
Endoscopy versus double-contrast barium enema in the evaluation of patients with symptoms suggestive of colorectal carcinoma.
Kelvin FM, Maglinte DD, Lappas JC. Kelvin FM, et al. Among authors: lappas jc. Am J Surg. 1989 Sep;158(3):275. Am J Surg. 1989. PMID: 2774070 No abstract available.
Barium enema use in Indiana.
Rex DK, Lappas JC, Maglinte DD, Kelvin FM, Smith JJ. Rex DK, et al. Among authors: lappas jc. Indiana Med. 1991 Jun;84(6):398-400. Indiana Med. 1991. PMID: 1918907
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