Secondary Appointments


  • Ph.D., Universitat Autonoma de Barcelona, Departament de Medicina, 2007
  • M.P.H., Harvard University School of Public Health, 1998
  • M.D.,  Universitat Autonoma de Barcelona, Facultat de Medicina, 1978
  • B.S., Colegio Sagrado Corazon, Barcelona, Spain, 1972

Research Summary

Awards and Honors


Oei TN, Jagannathan JP, Ramaiya N, Ros PR. Peritoneal sarcomatosis versus peritoneal carcinomatosis: imaging findings at MDCT. AJR Am J Roentgenol. 2010 Sep;195(3):W229-35. Review. PubMed PMID: 20729420.

Souza FF, Jagganathan J, Ramayia N, Johnston C, Jackman D, Abbeele AV, Ros PR. Recurrent malignant peritoneal mesothelioma: radiological manifestations. Abdom Imaging. 2010 Jun;35(3):315-21. Epub 2009 Mar 25. PubMed PMID: 19319590.

Erturk SM, Alberich-Bayarri A, Herrmann KA, Marti-Bonmati L, Ros PR. Use of 3.0-T MR imaging for evaluation of the abdomen. Radiographics. 2009 Oct;29(6):1547-63. PubMed PMID: 19959507.

Otero HJ, Yap JT, Patak MA, Erturk SM, Israel DA, Johnston CJ, Sakellis C, Rybicki FJ, Van den Abbeele AD, Ros PR. Evaluation of low-density neutral oral contrast material in PET/CT for tumor imaging: results of a randomized clinical trial. AJR Am J Roentgenol. 2009 Aug;193(2):326-32. PubMed PMID: 19620427.

Otero HJ, Erturk SM, Ochoa RE, Ondategui-Parra S, Rybicki FJ, Ros PR. Intestinal obstruction: trends in imaging utilization and their influence in its rising hospital bill. Emerg Radiol. 2008 Sep;15(5):317-23. Epub 2008 Apr 22. PubMed PMID: 18427845.

Erturk SM, Mortelé KJ, Oliva MR, Ichikawa T, Silverman SG, Cantisani V, Pagliara E, Ros PR. Depiction of normal gastrointestinal anatomy with MDCT: comparison of low- and high-attenuation oral contrast media. Eur J Radiol. 2008 Apr;66(1):84-7. Epub 2007 Jul 2. PubMed PMID: 17604930.

Otero HJ, Ondategui-Parra S, Erturk SM, Ochoa RE, Gonzalez-Beicos A, Ros PR. Imaging utilization in the management of appendicitis and its impact on hospital charges. Emerg Radiol. 2008 Jan;15(1):23-8. Epub 2007 Oct 31. PubMed PMID: 17972120.

Otero HJ, Erturk SM, Ondategui-Parra S, Wong ST, Ros PR. Molecular imaging programs in the United States: results of a national survey. Acad Radiol. 2007 Feb;14(2):125-36. PubMed PMID: 17236985.

Ondategui-Parra S, Erturk SM, Ros PR. Survey of the use of quality indicators in academic radiology departments. AJR Am J Roentgenol. 2006 Nov;187(5):W451-5. PubMed PMID: 17056874.

Ros PR, Huprich JE. ACR Appropriateness Criteria on suspected small-bowel obstruction. J Am Coll Radiol. 2006 Nov;3(11):838-41. Review. PubMed PMID: 17412182.

Otero HJ, Erturk SM, Ondategui-Parra S, Ros PR. Key criteria for selection of radiology residents: results of a national survey. Acad Radiol. 2006 Sep;13(9):1155-64. PubMed PMID: 16935728.

Erturk SM, Ondategui-Parra S, Otero H, Ros PR. Evidence-based radiology. J Am Coll Radiol. 2006 Jul;3(7):513-9. PubMed PMID: 17412115.

Luna A, Ribes R, Caro P, Luna L, Aumente E, Ros PR. MRI of focal splenic lesions without and with dynamic gadolinium enhancement. AJR Am J Roentgenol. 2006 Jun;186(6):1533-47. PubMed PMID: 16714641.

Erturk SM, Mortelé KJ, Binkert CA, Glickman JN, Oliva MR, Ros PR, Silverman SG. CT features of hepatic venoocclusive disease and hepatic graft-versus-host disease in patients after hematopoietic stem cell transplantation. AJR Am J Roentgenol. 2006 Jun;186(6):1497-501. PubMed PMID: 16714636.

Erturk SM, Ichikawa T, Fujii H, Yasuda S, Ros PR. PET imaging for evaluation of metastatic colorectal cancer of the liver. Eur J Radiol. 2006 May;58(2):229-35. Epub 2006 Feb 2. Review. PubMed PMID: 16457980.

Otero HJ, Ondategui-Parra S, Nathanson EM, Erturk SM, Ros PR. Utilization management in radiology: basic concepts and applications. J Am Coll Radiol. 2006 May;3(5):351-7. Review. PubMed PMID: 17412080.

Otero HJ, Ondategui-Parra S, Erturk SM, Ros PR. Financing radiology graduate medical education: today's challenges. J Am Coll Radiol. 2006 Mar;3(3):207-12. Review. PubMed PMID: 17412041.

Oliva MR, Mortele KJ, Segatto E, Glickman JN, Erturk SM, Ros PR, Silverman SG. Computed tomography features of nonalcoholic steatohepatitis with histopathologic correlation. J Comput Assist Tomogr. 2006 Jan-Feb;30(1):37-43. PubMed PMID: 16365570.

Erturk SM, Ondategui-Parra S, Ros PR. Quality management in radiology: historical aspects and basic definitions. J Am Coll Radiol. 2005 Dec;2(12):985-91. PubMed PMID: 17411981.

Patak MA, Mortele KJ, Ros PR. Multidetector row CT of the small bowel. Radiol Clin North Am. 2005 Nov;43(6):1063-77, viii. Review. PubMed PMID: 16253662.


Mailing Address
University Hospitals Case
Medical Center
Department of Radiology
11100 Euclid Ave
Mailstop BSH 5056
Cleveland, OH 44106

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School of Medicine
University Hospitals Case Medical Center
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