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Sandra Guzman-Armstrong, DDS, MS

Clinical Professor of Operative Dentistry

Current Positions

  • Clinical Professor of Operative Dentistry

Education

  • Certificate in Operative Dentistry, University of Iowa
  • MS in Operative Dentistry, University of Iowa
  • DDS in Dentistry, Javeriana University, Santafe de Bogota

Licenses & Certifications

  • Iowa Faculty Permit

Selected Awards & Honors

  • 2020 AADR/IADR William J. Gies Award in the Clinical Category, AADR/IADR, Washington DC, Maryland
  • Top 10 Articles in the Journal of Dental Education 2016, Journal of Dental Education
  • Thomas F. Nowlin Award for OutstandingPerformance by a Section: ADEA Cariology Section, American Dental Educators Association

Professional Memberships

  • American Academy of Cariology (AAC)
  • Organisation for Caries Research (ORCA)
  • Academy of Dental Materials
  • National and Central CAMBRA
  • ADEA- American Association of Dental Educators
  • Academy of Operative Dentistry
  • International Association of Dental Research/American Association of Dental Research

Selected Publications

  • Jaradat, M., Kolker, J., Owais, A., Guzman-Armstrong, S., Haes, A., Anamali, S., Zeng, E. & Kanellis, M. Enhancing Radiographic Precision: The Role of Digital Subtraction Radiography and Histogram Analysis in Radiographic Evaluation of Early Approximal Caries. Jordan Journal of Dentistry
  • Jaradat, M., Kolker, J., Owais, A., Guzman-Armstrong, S., Haes, A., Anamali, S., Zeng, E. & Kanellis, M. Effectiveness of silver diammine fluoride in arresting initial approximal caries lesions in adults: a triple-blinded randomized controlled clinical trial. Submitted to Journal of Conservative Dentistry and Endodontics 
  • Long-term esthetic outcomes of a Dental Composite: a 3-year Randomized Clinical Trial
  • Alkhazaleh,A and Guzman-Armstrong, S. Educational systematic approach to enhance shade matching and shade replication for dental students. JDE
  • Santamaria, R., Fontana, M., Chalas, R., Guzman-Armstrong, S., Kolker, J., Jogikalmat, K., Kuzmina, I., Maltz, M., Martignon, S., Ottolenghi, L., Pitts, N., Abdin, M. & Splieth, C. The Core Curriculum for Cariology: Fiction or Reality? Challenges About Implementation. Caries Research 2 (2024). DOI: 10.1159/000536637.
  • Armstrong, S., Qian, F., Kolker, J., Sandra, G. & Hernandez, M. (2023). Randomized 10-year clinical trial of self-etch 1-step in NCCLs. Dental Materials 39 (1) 9. DOI: https://doi.org/10.1016/j.dental.2023.08.020.
  • Teixeira, E., Maia, R., Armstrong, S. & Vargas, M. (2023). Outcomes of a Simplified Dental Composite: A Randomized Clinical Trial. Elgreatly, A., Restrepo-Kennedy, N., Jain, A., Vidal, C., Kolker, J. & Guzman-Armstrong, S. (Eds.) (Vols. 102 (A)). (0290) Journal of Dental Research.
  • Kattan, W., Guzman-Armstrong, S., Guzman-Armstrong, S., Guzman-Armstrong, S., Kolker, J. & Teixeira, E. (2021). Repair versus replacement of defective direct
    restorations: A cross-sectional study among US dentists.     JADA 152 (11) 927-935.
  • Temporomandibular Disorders Core Curriculum for Pre-Doctoral Dental Education: Recommendations from the American Academy of Orofacial Pain. Journal of Oral & Facial Pain and Headache 35 (4). DOI: 10.11607.
  • Marshall, T. & Guzman-Armstrong, S. (2021). Diet for Oral Health. In Simplified Diet Manual, 13th edition. (13th Edition) Iowa.

Selected Grants & Contracts

  • Effectiveness of Silver Diamine Fluoride in Arresting; Delta Dental Mini Grant; Owais, Arwa (Co-Principal), Weber-Gasparoni, Karin (Co-Principal), Guzman-Armstrong, Sandra (Collaborator)
  • Challenges and Opportunities for Implementation of Caries Management in Dental Practice and Academia (American Academy of Cariology Annual Conference 2019); DentaQuest Partnership; Rechmann, Peter (Collaborator), Fontana, Margherita (Collaborator), Guzman-Armstrong, sandra (Collaborator)
  • Dental Caries Process - Sugar or Bacterial Dysbiosis (American Academy of Cariology Annual Conference); DentaQuest Foundation; Rechmann, Peter (Collaborator), Fontana, Margherita (Collaborator), Guzman-Armstong, Sandra (Collaborator)
  • MWF Faculty Educational Development Proposal; U of Iowa College of Dentistry; Guzman-Armstrong, Sandra
  • American Academy of Cariology Inaugural Meeting; DentaQuest Foundation; Rechmann, Peter (Collaborator), Fontana, Margherita (Collaborator), Guzman-Armstrong, Sandra (Collaborator)
  • Consensus Building Workshop: Creating a Core US Caries Management Curriculum; ADEA Annual Program; Schekel, Andrew (Collaborator), Fontana, Margherita (Collaborator), Guzman-Armstrong, Sandra (Collaborator)
  • US Core Curriculum Workshop; Ultradent- P& G- Colgate- NYU; Schekel, Andrew (Collaborator), Fontana, Margherita (Principal Investigator), Guzman-Armstrong, Sandra (Collaborator)
  • Two-year Clinical Study of Estelite & Quick Tokuyama Bond Force; Tokuyama Dental Corporation; Armstrong, Steve (Principal Investigator), Guzman-Armstrong, Sandra (Collaborator)
  • Management of caries in high-risk patients; Delta Dental; Ryan, Penni (Collaborator), Guzman-Armstrong, Sandra (Principal Investigator)
  • The Iowa Methamphetamine Associated Caries Study; Seed Grant; Cunningham, Marsha (Co-Investigator), MArshall, Teresa (Principal Investigator), Guzman-Armstrong, Sandra (Co-Investigator)