Keith L. Obstein, M.D.

Associate Professor
Faculty Appointments
Associate Professor of Medicine Associate Professor of Mechanical Engineering
M.P.H., Harvard University, Cambridge, MassachusettsM.D., Medicine, Northwestern University Feinberg School of Medicine, Chicago, IllinoisB.S., Johns Hopkins University, Baltimore, Maryland
Office Address
1301 Medical Center Drive
1660 TVC
Nashville, TN 37232
Slawinski PR, Obstein KL, Valdastri P. Emerging Issues and Future Developments in Capsule Endoscopy. Tech Gastrointest Endosc. 2015 Jan 1/1/2015; 17(1): 40-6. PMID: 26028956, PMCID: PMC4445887, DOI: 10.1016/j.tgie.2015.02.006, ISSN: 1096-2883.

Schindler AE, Chan WW, Laborde CJ, Obstein KL. Reliability of the Boston Bowel Preparation Scale in the Endoscopy Nurse Population. Clin. Gastroenterol. Hepatol [print-electronic]. 2014 Nov 11/15/2014; PMID: 25460559, PII: S1542-3565(14)01624-3, DOI: 10.1016/j.cgh.2014.11.011, ISSN: 1542-7714.

Natali CD, Beccani M, Obstein KL, Valdastri P. A wireless platform for in vivo measurement of resistance properties of the gastrointestinal tract. Physiol Meas [print-electronic]. 2014 Jul; 35(7): 1197-214. PMID: 24852810, DOI: 10.1088/0967-3334/35/7/1197, ISSN: 1361-6579.

Pasricha T, Smith BF, Mitchell VR, Fang B, Brooks ER, Gerding JS, Washington MK, Valdastri P, Obstein KL. Controlled colonic insufflation by a remotely triggered capsule for improved mucosal visualization. Endoscopy [print-electronic]. 2014 Jul; 46(7): 614-8. PMID: 24845802, DOI: 10.1055/s-0034-1365497, ISSN: 1438-8812.

Bell CS, Obstein KL, Valdastri P. Image partitioning and illumination in image-based pose detection for teleoperated flexible endoscopes. Artif Intell Med [print-electronic]. 2013 Nov; 59(3): 185-96. PMID: 24188575, PII: S0933-3657(13)00124-3, DOI: 10.1016/j.artmed.2013.09.002, ISSN: 1873-2860.

Gorlewicz JL, Battaglia S, Smith BF, Ciuti G, Gerding J, Menciassi A, Obstein KL, Valdastri P, Webster RJ. Wireless insufflation of the gastrointestinal tract. IEEE Trans Biomed Eng [print-electronic]. 2013 May; 60(5): 1225-33. PMID: 23212312, PMCID: PMC3850772, DOI: 10.1109/TBME.2012.2230631, ISSN: 1558-2531.

Schindler AE, Schneider JA, Obstein KL. Foaming at the mouth: ingestion of 35% hydrogen peroxide solution (with video). Clin. Gastroenterol. Hepatol [print-electronic]. 2012 Feb; 10(2): e13-4. PMID: 21982964, PII: S1542-3565(11)01026-3, DOI: 10.1016/j.cgh.2011.09.022, ISSN: 1542-7714.

Obstein KL, Est├ępar RS, Jayender J, Patil VD, Spofford IS, Ryan MB, Lengyel BI, Shams R, Vosburgh KG, Thompson CC. Image Registered Gastroscopic Ultrasound (IRGUS) in human subjects: a pilot study to assess feasibility. Endoscopy [print-electronic]. 2011 May; 43(5): 394-9. PMID: 21425041, PMCID: PMC4054821, DOI: 10.1055/s-0030-1256241, ISSN: 1438-8812.