RichardGObregonMD

PubMed

• 6 citations
  CT colonography for the detection of nonpolypoid adenomas: sensitivity assessed with restricted national CT colonography trial criteria
  Jeff L. Fidler, Zheng Zhang, Benjamin A. Herman, Paul J. Limburg, Joel G. Fletcher, Abraham H. Dachman, Jay P. Heiken, Mark D. Kuo, Christine O. Menias, Bettina Siewer...> ;AJR. American Journal of Roentgenology. 2014 Dec 1
• 10 citations
  ACRIN CT colonography trial: Does reader's preference for primary two-dimensional versus primary three-dimensional interpretation affect performance?
  Amy K. Hara, Meridith Blevins, Mei Hsiu Chen, Abraham H. Dachman, Mark D. Kuo, Christine O. Menias, Bettina Siewert, Jugesh I. Cheema, Richard G. Obregon, Jeff L. Fidl...> ;Radiology. 2011 May 1
• 17 citations
  National CT colonography trial (ACRIN 6664): comparison of three full-laxative bowel preparations in more than 2500 average-risk patients.
  Amy K. Hara, Mark D. Kuo, Meridith Blevins, Mei Hsiu Chen, Judy Yee, Abraham H. Dachman, Christine O. Menias, Betina Siewert, Jugesh I. Cheema, Richard G. Obregon, Jef...> ;AJR. American Journal of Roentgenology. 2011 May 1
• 28 citations
  Can Radiologist Training and Testing Ensure High Performance in CT Colonography? Lessons From the National CT Colonography Trial
  Joel G. Fletcher, Mei Hsiu Chen, Benjamin A. Herman, C. Daniel Johnson, Alicia Y. Toledano, Abraham H. Dachman, Amy K. Hara, Jeff L. Fidler, Christine O. Menias, Kevin...> ;AJR. American Journal of Roentgenology. 2010 Jul 1
• 525 citations
  Accuracy of CT Colonography for Detection of Large Adenomas and Cancers
  C. Daniel Johnson, Mei Hsiu Chen, Alicia Y. Toledano, Jay P. Heiken, Abraham H. Dachman, Mark D. Kuo, Christine O. Menias, Betina Siewert, Jugesh I. Cheema, Richard G....> ;The New England Journal of Medicine. 2008 Sep 18
• 42 citations
  Cardiac-gated MR angiography of the entire lower extremity: a prospective comparison with conventional angiography.
  David J. Glickerman, Richard G. Obregon, Udop Schmiedl, Scott D. Harrison, Shane E. Macaulay, Howard E. Simon, Ted R. Kohler> ;AJR. American Journal of Roentgenology. 1996 Aug 1
• 17 citations
  MR of focal liver lesions: comparison of breath-hold and non-breath-hold hybrid RARE and conventional spin-echo T2-weighted pulse sequences.
  Kenneth D. Carpenter, Shane E. Macaulay, Scott J. Schulte, Richard G. Obregon, Rendon C. Nelson, Howard E. Simon, Udo P. Schmiedl> ;Journal of Magnetic Resonance Imaging. 1996 Jul 1
• 83 citations
  Evaluation of a non-breath-hold MR cholangiography technique.
  S.E. Macaulay, S J Schulte, J H Sekijima, R G Obregon, H E Simon, C A Rohrmann, P C Freeny, U P Schmiedl> ;Radiology. 1995 Jul 1
• 45 citations
  Radiologic findings of adult primary immunodeficiency disorders : contribution of CT
  Richard G. Obregon, David A. Lynch, Terese Kaske, John D. Newell, Charles H. Kirkpatrick> ;Chest. 1994 Aug 1
• Join now to see all