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Robert O. Greer, DDS, ScD



  • BA, Miami University, Miami, FL (1965)
  • DDS, Dentistry, Howard University College of Dentistry, Washington, D.C. (1969)
  • ScD, Pathology, Boston University Medical Center Schools of Medicine and Graduate Dentistry, Boston, MA (1974)
  • MA, Boston University, Boston, MA (1989)

Postdoctoral Education:

  • Residency, Boston University Hospital and Boston University School of Graduate Dental Medicine, Boston, MA (1971-1973)

  • Pathology Fellowship, Boston University Hospital, Boston, MA (1974)


  • Board Certified, Oral and Maxillofacial Pathology (1975)

Research Activities:

  • Developing multiplex molecular signature detection methods for the prognosis and diagnosis of HPV associated head and neck lesions
  • Accessing the role of chemokines in HPV associated oral dysplasia and cancer​

Recent Publications:

Journal Articles in Pub Med ( 

Selected Publications:

  • Greer RO: Oral manifestations of smokeless tobacco use. Otolaryngology Clinics of North America, 44: pp. 31-56, 2011.
  • Greer RO, Meyer S, Said S, et al: p16INK4a protein expression in oral smokeless tobacco lesions a reliable precancerous marker. International Journal of Oral and Maxillofacial Surgery, 37: 840-846, 2008.
  • Greer RO, Said S, Shroyer KR, et al. Overexpression of cycline D1 and cortaxin is primarily independent of gene amplification in salivary gland adenoid cystic carcinoma. Oral Oncology, 43: 735-741, 2007.
  • Greer RO, Shroyer KR, Berrera J, et al. Estrogen and progesterone receptor and p53 gene expression in adenoid cystic carcinoma. Head and Neck Oncology, 2: 13-18, 2008.
  • Greer RO. Principals and Practice of Surgical Pathology and Cytopathology Chapter 22, The Oral Cavity, Silverberg, SG, editor, Fifth Edition, Oxford University Press, In press.
  • Greer RO, Marks R, Said S, Lovell MA, and Prok L. Pediatric Pathology of the Head and Neck: Clinicopathologic and Therapeutic Principals. Quintessence Publishing Company, In Press, publication date: March 15, 2014.​

Office Location:

 University of Colorado School of Dental Medicine

 Room L26-130



 Office Phone:



(303) 724-6982

(303) 577-2309

(303) 724-6986

Mailing Address:

 University of Colorado Anschutz Medical Campus

 Department of Dermatopathology

 1999 North Fitzsimmons Parkway, Suite 120

 Aurora, CO 80045​​​​​​​​​