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First report on the prevalence of bacteria in cystic fibrosis patients (CF) in a tertiary care center in Saudi Arabia
INTRODUCTION: Bacterial infections in CF patients are common and start early in life. The prognosis of the disease is substantially dependent on chronic respiratory infection and inflammation. Pseudomonas aeruginosa (PA) infection or chronic colonization have been established to cause a chronic decl...
Autores principales: | , , , , , , , , , , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
King Faisal Specialist Hospital and Research Centre
2022
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9152558/ https://www.ncbi.nlm.nih.gov/pubmed/35663786 http://dx.doi.org/10.1016/j.ijpam.2021.07.001 |
Sumario: | INTRODUCTION: Bacterial infections in CF patients are common and start early in life. The prognosis of the disease is substantially dependent on chronic respiratory infection and inflammation. Pseudomonas aeruginosa (PA) infection or chronic colonization have been established to cause a chronic decline in pulmonary function (PFT), and/or increase CF mortality. OBJECTIVES: To obtain the prevalence of all bacterial pathogens in our CF patients and assess their evolution over time. METHOD: A retrospective review of 327 patients with confirmed CF of all age groups, who had respiratory culture samples at the first visit and on a regular follow-up between January 1, 1990 and December 2018, was conducted. RESULTS: A total of 327 patients had a respiratory culture obtained at presentation. Two hundred and sixteen (66%) of 327 patients are alive, while 111 (34%) have died. Respiratory cultures were taken from nasopharyngeal aspiration (NPA) in 199 patients (61%), tracheal aspirate in 9 (3%), bronchoalveolar lavage (BAL)in one (0.29%), and in 124 patients (38%), sputum was induced. The eastern province contributed to the highest number of patients (122, 37.7%). There is a persistent increase in the prevalence of the common bacteria over the follow-up period of 7 years, namely Hemophilus influenzae (H. influenzae), Staphylococcus aureus (S. aureus), and all Pseudomonas (P. aeruginosa) culture types. Comparing cultures from the first and last follow-up visits, there was an increase in the prevalence of all (P. aeruginosa) cultures from 120 (34%) to 137 (53%), and a decrease in the prevalence of (S. aureus) and (H. influenzae) during the same follow-up period. CONCLUSION: There is a progressive increase in the number of patients with the most pathogenic types of bacteria because of the advanced age at presentation. As more adult patients are enrolled, there is a need for improved awareness regarding the early eradication of pathogenic bacteria to prevent progressive pulmonary damage. |
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