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Global Health and Tropical Medicine

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Home / Archives for Castro R

Prevalence of gonorrhea and chlamydia in a community clinic for men who have sex with men in Lisbon, Portugal

  • Authors: Ribeiro S, de Sousa D, Medina D, Castro R, Lopes A, Rocha M
  • Journal: International journal of STD & AIDS
  • Link: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6732818/

Men who have sex with men (MSM) are at greater risk for sexually transmitted infections (STIs). Data on MSM chlamydia and gonorrhea prevalence estimates and associated risk factors are scarce. To our knowledge, this is the first study to describe the prevalence and the determinants of both chlamydia and gonorrhea infections in MSM in Portugal. […]
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Antimicrobial resistance and molecular characteristics of Neisseria gonorrhoeae isolates from men who have sex with men

  • Authors: Calado J, Castro R, Lopes A, Campos MJ, Rocha M, Pereira F
  • Publication Year: 2019
  • Journal: International Journal of Infectious Diseases
  • Link: https://www.researchgate.net/publication/328766979_Antimicrobial_resistance_and_molecular_characteristics_of_Neisseria_gonorrhoeae_isolates_from_MSM

Objectives: To analyze the susceptibility of Neisseria gonorrhoeae isolates to penicillin (Pen), cefixime (Cfm), ceftriaxone (Cro), tetracycline (Tet), ciprofloxacin (Cip), azithromycin (Azm) and spectinomycin (Spt). To verify the presence of Mutations in resistant genes. Methods: Antibiotic susceptibility testing was carried out by Etest method in 30 N. gonorrhoeae isolates collected from MSM population. PCR and […]
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Risk factors sexual behaviour and C. trachomatis infection among Health Sciences University students in Lisbon

  • Authors: Castro R, Magalhães Z, Pereira F
  • Publication Year: 2016
  • Journal: Journal of infectious Diseases and Epidemiology
  • Link: https://webcache.googleusercontent.com/search?q=cache:rgD5dgWey0gJ:https://www.clinmedjournals.org/articles/jide/journal-of-infectious-diseases-and-epidemiology-jide-2-005.pdf+&cd=1&hl=en&ct=clnk&gl=pt

Background: Individuals between 15 and 24 years of age are at higher risk of acquiring Chlamydia trachomatis infection. The objectives of this study were to describe risk taking sexual behaviour and the presence of C. Trachomatis in health sciences university students in Lisbon. Methods: We included 308 university students. An anonymous selfadministered questionnaire was provided […]
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The role of point-of-care testing in the diagnosis of syphilis

  • Authors: Castro R, Pereira F
  • Publication Year: 2017
  • Journal: Paper presented at IAPC-6 Meeting

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Study of the Sociodemographic Factors and Risky Behaviours Associated with the Acquisition of Sexual Transmitted Infections by Foreign Exchange Students in Portugal

  • Authors: Borges-Costa J, Castro R, Gravata A
  • Publication Year: 2016
  • Journal: Acta Médica Portuguesa
  • Link: https://www.actamedicaportuguesa.com/revista/index.php/amp/article/viewFile/6692/4910

Sociodemographic Factors and Risky Behaviours   Assess sociodemographic factors and risky behaviours associated with sexual transmitted infections it´s essencial to reduce the morbidity of these diseases. Because of that this study aimed to evaluate personal knowledge of Chlamydia trachomatis infection in foreign exchange students in Portugal. The authors used a questionnaire as instrument for data collection […]
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About GHTM

GHTM is a R&D Unit that brings together researchers with a track record in Tropical Medicine and International & Global Health. It aims at strengthening Portugal's role as a leading partner in the development and implementation of a global health research agenda. Our evidence-based interventions contribute to the promotion of equity in health and to improve the health of populations.

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