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Risiko Reaktivasi Tuberkulosis Laten pada Terapi COVID-19 Abas, Ghina Mutiara; Sjatha, Fithriyah; Rosana, Yeva
Jurnal Biomedika dan Kesehatan Vol 6 No 3 (2023)
Publisher : Fakultas Kedokteran Universitas Trisakti

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.18051/JBiomedKes.2023.v6.363-372

Abstract

The high mortality rate among COVID-19 patients in the acute respiratory distress syndrome (ARDS) phase led to the administration of immunosuppressive drugs. Corticosteroids could block inflammation caused by cytokine storm, and prevent pneumonia, edema, fibrosis, and ARDS. Even though it was believed to have beneficial effects, corticosteroids can suppress T CD4+ and CD8+ cell-mediated immunity reaction through decreased IFNγ production thus leading to reactivation of latent Tuberculosis (LTBI). Therefore, the usage of corticosteroids in the ARDS phase of COVID-19 patients should be carefully given; pre-screening of LTBI may be done to avoid Tuberculosis reactivation.
Profile of multidrug-resistant bacteria causing urinary tract infections in inpatients and outpatients in Jakarta and Tangerang Rosana, Yeva; Herliyana, Lina; Krisandi, Grady; Anggraini Suwarsono, Erike
Universa Medicina Vol. 42 No. 3 (2023)
Publisher : Faculty of Medicine, Universitas Trisakti

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.18051/UnivMed.2023.v42.303-313

Abstract

Background Urinary tract infections (UTIs) caused by bacteria occupy the second highest rank of common infectious diseases in the world. Empirical use of antibiotics may give rise to multidrug-resistant (MDR) bacteria because of irrational prescription. Choice of antibiotics to treat UTIs is limited because of MDR bacteria. Thus, this study was conducted to investigate the bacterial antibiotic susceptibility patterns in inpatients and outpatients in Jakarta and Tangerang. Methods Bacterial isolates were obtained from midstream urine specimens from 43 inpatients and 43 outpatients with UTIs in Jakarta and Tangerang. Bacteria were isolated on blood and MacConkey agar media using colony count method. Isolate identification and their susceptibility patterns were performed using VITEK2 compact system according to manufacturers’ instructions. Data were analyzed using Chi-square test. Results A total of 89 bacterial isolates consisting of 15 bacterial species were successfully isolated from 86 specimens. Gram-negative bacteria were the most common etiology of UTIs in inpatients and outpatients. MDR bacteria were found in 52 of the 89 isolates. ESBL-producing E. coli was the most common MDR bacteria. ESBL-producing E. coli and other MDR bacteria showed good susceptibility to ertapenem, meropenem, amikacin, and tigecycline. There were no significant differences regarding the MDR bacterial count in inpatients and outpatients (p=0.521). Conclusion E. coli was found to be the most common MDR bacteria causing UTIs in inpatients and outpatients in Jakarta and Tangerang. Higher resistance to many antibiotics was found in MDR bacterial isolates in inpatients compared to outpatients. MDR bacteria in outpatient UTIs were highly resistant to commonly used antibiotics.
Optimization of Duplex Real-time PCR to Detect Corynebacterium ulcerans and C. pseudotuberculosis from Patients with Suspected Diphtheria in Jakarta Usman, Doni; Rosana, Yeva; Yasmon, Andi
Biomedical Journal of Indonesia Vol. 12 No. 2 (2026): Vol 12, No 2, 2026, In Press
Publisher : Fakultas Kedokteran Universitas Sriwijaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.32539/bji.v12i2.319

Abstract

Introduction. Diphtheria infection remains a serious public health problem in many countries with low vaccine coverage. Molecular detection plays an important role in controlling disease dissemination. Among more than 122 Corynebacterium species, only three are potentially toxigenic: C. diphtheriae, C. ulcerans, and C. pseudotuberculosis. Infections caused by C. ulcerans and C. pseudotuberculosis in humans usually involve close animal contact. Due to the many difficulties in identifying C. ulcerans and C. pseudotuberculosis, this study aimed to optimize Duplex Real-time PCR for rapid and precise detection. Method. Duplex real-time PCR was performed by using 2 pairs of primers and a probe to detect C. ulcerans and C. pseudotuberculosis. All parameters were optimized to maximize PCR amplification. Then, the primer set's specificity was tested against some microorganisms. The sensitivity test of DNA was conducted to get the detection limit. Results: Optimization of real-time PCR was conducted to achieve optimal amplification conditions.  Annealing temperature 57 °C, Optimization of primer and probe concentration of 0.45 μM and 0.50 μM for C. ulcerans, Primer and probe concentrations of 0.35 μM for C. pseudotuberculosis yielded optimal results. The detection limit of DNA of duplex real-time PCR for C. ulcerans was 4.49 DNA copy number and 1.06 DNA copy number for C. pseudotuberculosis. Conclusion. Duplex Real-time PCR optimization result can be used as a detection of C. ulcerans and C. pseudotuberculosis for effective control of dissemination in the population. PCR results showed that all 108 clinical specimens suspect diphtheria were negative for C. ulcerans and C. pseudotuberculosis.