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Population and Public Health Informatics Policy (34) Public (e)Health, Digital Epidemiology and Public Health Informatics (1154) Organizational Issues (244) Cost-Effectiveness and Economics (391) Health Services Research (602) Imaging Informatics (353)

Published on in Vol 18 (2026)

Preprints (earlier versions) of this paper are available at https://preprints.jmir.org/preprint/83494, first published .
Radiologist operating CT scanner for patient undergoing medical imaging scan

The Use of Tomographs in Brazil’s National Health System: Case Study on the Efficiency of the Public Network in Rio Grande do Norte

The Use of Tomographs in Brazil’s National Health System: Case Study on the Efficiency of the Public Network in Rio Grande do Norte

Authors of this article:

Tiago de Oliveira Barreto1 Author Orcid Image ;   Elinaldo Bernardo de Oliveira Júnior1 Author Orcid Image ;   Israel José dos Santos Felipe1 Author Orcid Image ;   Jordana Crislayne de Lima Paiva1 Author Orcid Image ;   Nicolas Vinicius Rodrigues Veras1 Author Orcid Image ;   Lorena de Macedo Silva1 Author Orcid Image ;   João Maria Macedo da Costa1 Author Orcid Image ;   Érika Santos de Aragão2 Author Orcid Image ;   Thaísa Góis Farias de Moura Santos Lima1 Author Orcid Image ;   Célio da Costa Barros3 Author Orcid Image ;   Rafael Silveira e Silva4 Author Orcid Image ;   Fernando Rocha de Andrade5 Author Orcid Image ;   Pablo Holanda Cardoso1 Author Orcid Image ;   Andréa Santos Pinheiro1 Author Orcid Image ;   Guilherme Medeiros Machado6 Author Orcid Image ;   Claudia Maria Miranda Veloso7 Author Orcid Image ;   Luciana Simões Camara Leão8 Author Orcid Image ;   Karilany Dantas Coutinho1 Author Orcid Image ;   Ricardo Alexsandro de Medeiros Valentim1 Author Orcid Image
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Tiago de Oliveira Barreto   1 , PhD ;   Elinaldo Bernardo de Oliveira Júnior   1 , BSc ;   Israel José dos Santos Felipe   1 , PhD ;   Jordana Crislayne de Lima Paiva   1 , MD ;   Nicolas Vinicius Rodrigues Veras   1 , PhD ;   Lorena de Macedo Silva   1 , BSc ;   João Maria Macedo da Costa   1 , BSc ;   Érika Santos de Aragão   2 , PhD ;   Thaísa Góis Farias de Moura Santos Lima   1 , PhD ;   Célio da Costa Barros   3 , MD ;   Rafael Silveira e Silva   4 , PhD ;   Fernando Rocha de Andrade   5 , MD ;   Pablo Holanda Cardoso   1 , PhD ;   Andréa Santos Pinheiro   1 , MD ;   Guilherme Medeiros Machado   6 , PhD ;   Claudia Maria Miranda Veloso   7 , PhD ;   Luciana Simões Camara Leão   8 , MSc ;   Karilany Dantas Coutinho   1 , PhD ;   Ricardo Alexsandro de Medeiros Valentim   1 , PhD

1 Laboratory of Technological Innovation in Health (LAIS), Federal University of Rio Grande do Norte (UFRN), Natal, Brazil

2 Institute of Public Health (ISC), Federal University of Bahia (UFBA), Salvador, Brazil

3 Specialized Health Audit Unit, Federal Court of Auditors, Natal, Brazil

4 Brazilian Institute of Education, Development and Research (IDP), Federal Court of Auditors, Brasília, Brazil

5 Public Prosecutor's Office in Rio Grande do Norte (PGR), Federal Public Ministry, Natal, Brazil

6 LyRIDS, ECE-Engineering School, Paris, France

7 Research Unit in Governance, Competitiveness and Public Polices (GOVCOPP), University of Aveiro, Center for Global Studies (ESTGA), Aveiro, Portugal

8 Secretariat of Science, Technology and Innovation, Ministry of Health, Brasília, Brazil

Corresponding Author:

  • Tiago de Oliveira Barreto, PhD
  • Laboratory of Technological Innovation in Health (LAIS)
  • Federal University of Rio Grande do Norte (UFRN)
  • Av. Nilo Peçanha, 620 - Petrópolis
  • Natal 59012-300
  • Brazil
  • Phone: 55 84987861321
  • Email: tiago.barreto@lais.huol.ufrn.br