scholarly journals Pattern of Anti-Microbial Sensitivity and Resistance against Salmonella Species in a Tertiary Hospital in Dhaka

2015 ◽  
Vol 5 (2) ◽  
pp. 88-92 ◽  
Author(s):  
Afsana Begum ◽  
Md Shafiqul Bari ◽  
Fazle Rabbi Chowdhury ◽  
Naser Ahmed ◽  
KAR Sayeed

Background: Drug resistant Salmonella spp. continues to remain a health problem as last two decades have witnessed the emergence and spread of multidrug resistance against conventional anti-typhoid drugs. Multidrug resistant (MDR) typhoid is now a serious problem in many developing countries including Bangladesh.Objectives: To find out antimicrobial sensitivity and resistance patterns of different types of Salmonella spp. in patients with enteric fever and to find out the epidemiological strains (e.g. resistant strain, epidemic strain, MDR strain) in patients with enteric fever.Materials and Methods: This cross-sectional study was done during October 2009–November 2010 and January–December 2012 at United Hospital Limited, Dhaka. Laboratory reports of blood culture were collected from those patients who were investigated as suspected cases of enteric fever. Both the indoor and outdoor patients were enrolled in the study. Salmonella species resistant to one or more of the first line drugs were divided into resistant strain, epidemic strain and multi-drug resistant strain.Results: During the period October 2009–November 2010, total 210 subjects were enrolled. Among the participants, 122 were male and 88 were female. S. typhi were found in 133 samples whereas 76 were S. paratyphi A and only 1 S. paratyphi B. Sensitivity was found 77% for ampicillin, 91.4% for cotrimoxazole, 78.6% for chloramphenicol, 87.6% for ciprofloxacin, 96.6% for cefixime, 98% for ceftriaxone and only 22.1% for azithromycin (77.9% resistant). Total 91 (43.3%) cases were found having resistant strain, 6 (2.8%) epidemic strain and 8 (3.8%) MDR strain Salmonella spp. The sensitivity of azithromycin was analyzed among different categories of strains and revealed that 52.7% showed resistance in resistant strain, 100% in epidemic strain and 87.5% in MDR strain. During the period between January–December 2012, total 139 subjects were enrolled. Among the participants 68 were male and 71 were female with a ratio of 1:1.04. S. typhi were found in 84 cases whereas 55 were S. paratyphi A and no S. paratyphi B. Sensitivity was found 62.7% for ampicillin, 82% for cotrimoxazole, 83% for chloramphenicol, 45.2% for azithromycin, 95% for ciprofloxacin, 99.3% for cefixime and 100% for ceftriaxone. Total 55 (39.6%) cases were found having resistant strain, 3 (2.1%) epidemic strain and 17 (12.2%) MDR strain Salmonella spp. Against azithromycin 67.3% showed resistance in resistant strain, 33.3% in epidemic strain and 29.4% in MDR strain.Conclusion: The policy of empirical treatment of enteric fever needs to be rationalized and newer generation antibiotics should be restricted only for multi-resistant cases of enteric fever.J Enam Med Col 2015; 5(2): 88-92

2020 ◽  
Author(s):  
Getachew Kahsu Abay ◽  
Bahlibi Hailay

Abstract Background: Tuberculosis is an infectious disease usually caused by Mycobacterium tuberculosis bacteria. The global emergence of mono- or multidrug-resistant tuberculosis and extensively drug-resistant forms of tuberculosis poses a considerable challenge to tuberculosis control programs. There has been no reliable and organized data on trends and drug Resistance of Mycobacterium tuberculosis in the study area. Therefore, this study aimed to determine the trends of Mycobacterium tuberculosis and rifampicin Resistance in the Adigrat General Hospital, eastern zone of Tigrai, North Ethiopia.Methods: A hospital-based retrospective cross-sectional study was conducted at Adigrat General Hospital from January 2015 to 2018. Data were collected retrospectively from the GenexpertTM TB registration book using a data extraction format. Data was entered into Epi-Info 3.1 and subsequently exported and analyzed using SPSS Version 20. The results were summarized using descriptive statistics, tables, and figures. Bivariate and multi-variant regression analysis were employed to measure the association between dependent and independent variables. P values < 0.05 were considered statistically significant.Result: A total of 5,944 Mycobacterium tuberculosis presumptive patients were included in the study. The majority of the study participants were male (58.1%) with participants’ median age of 40.0 (IQR 26-57) years, the majority were 30-44 years. The overall positive cases of Mycobacterium tuberculosis was 24.3% (1446) with a total of 132 (9.1%) found to be resistant to Rifampicin. Within the total Rifampicin resistant sub-group, 129/1385 (9.3 %) were newly identified cases and the rest were previously treated, tuberculosis patients. Age, the reason for diagnosis, site of presumptive tuberculosis, and/or being HIV infected showed significant association with our dependent variable; however, only age and being HIV infected were associated with Rifampicin Resistance.Conclusion: In our study, the overall trends of Mycobacterium tuberculosis and rifampicin Resistance were found to be constant. HIV co-infected and previously treated patients were more likely to develop Rifampicin Resistance. Therefore, maximizing early detection of drug-resistant Mycobacterium tuberculosis and strengthening tuberculosis infection control activities are recommended to reduce the burden of this contagious and potentially deadly disease.


2020 ◽  
Vol 7 ◽  
pp. 31-36
Author(s):  
Dhirendra Niroula ◽  
Jyotsna Shrestha ◽  
Supriya Sharma ◽  
Anjana Singh

Objectives: The study aimed to assess the antibiotic susceptibility profile of Salmonella spp isolated from patients suspected of enteric fever. Methods: This cross-sectional prospective study was carried out from April to June, 2014among 484 patients clinically suspected of enteric fever visiting Bir Hospital, Kathmandu, Nepal. Blood sample collected from each patient was processed for culture in bile broth. Identification of Salmonella spp was done by conventional microbiological techniques including colony characteristics, Gram's staining and biochemical tests. Antibiotic susceptibility testing of identified isolates was done by Kirby-Bauer disk diffusion method following the 2014 CLS I guideline. Results: Out of 484 blood samples, 36 (7.43%) cases showed the growth of Salmonella spp; of which 27 (75%) were Salmonella enterica serovar Typhi (ST) and 9 (25%) were Salmonella enterica Paratyphi A (SPA). Among the Salmonella isolates, 5.55% were multidrug resistant and 41.66% were fluoroquinolone resistant. More than 80% of isolates were sensitive to chloramphenicol, amoxicillin, and cotrimoxazole whereas 58%, 50% and 6% of isolates were sensitive to fluoroquinolone antibiotics i.e. ciprofloxacin, ofloxacin and nalidixic acid respectively. All the isolates were susceptible to ceftazidime. All SPA and 89% of ST were sensitive to azithromycin. Conclusion: Higher percentage of susceptible isolates to chloramphenicol, cotrimoxazole, and amoxicillin suggests the reconsideration of these antibiotics for the treatment of enteric fever. Azithromycin can be considered as drug of choice for the treatment of enteric fever.  


2020 ◽  
Author(s):  
Getachew Abay Kahsu ◽  
Bahlibi Hailay

Abstract Background Tuberculosis (TB) is an infectious disease usually caused by Mycobacterium tuberculosis (MTB) bacteria. The emergence of Mono or multidrug-resistant tuberculosis and extensively drug-resistant tuberculosis (XDR-TB), poses a considerable challenge to Mycobacterium tuberculosis control programs in the worldwide; however, there has been no reliable and organized data on trends and prevalence drug resistance of Mycobacterium tuberculosis in study area; Therefore, aim of this study to determine the trends of Mycobacterium tuberculosis and prevalence of Rifampicin resistance in eastern zone, Tigray, Northern Ethiopia. Methods Hospital based retrospective cross-sectional study was conducted at Adigrat General Hospital from June 01 to August 30, 2019.Data was collected retrospectively from the registration books using data extraction format commence January 01, 2015, December 30, 2018. Data was entered into Epi-Info 3.1 and exported and analyzed using SPSS Version 20. The results were summarized using descriptive statistics, tables, and figures. P values < 0.05 would be considered statistically significant. Result A total of 5,944 Mycobacterium tuberculosis presumptive patients were included in the study. The majority of the study participants were male (58.1%). The median age of the participants was 40.0 (IQR 57, 26) years, the majority age-group was 30-44 years. The overall prevalence of Mycobacterium tuberculosis was 1446 (24.3%). Of the total confirmed cases, 132 (9.1%) were resistant to rifampicin. From total Rifampicin resistant 129 (97.7%) new cases and the rest were previously treated tuberculosis patients. Age, reason for diagnosis, site of presumptive tuberculosis, being HIV infected was found a significant association with our dependent variable; however, only Age and being HIV infected associated with rifampicin resistance. Conclusion In our study, the overall trends of Mycobacterium tuberculosis and prevalence of rifampicin resistance were found high and increased; therefore, maximizing early detection of drug-resistant Mycobacterium tuberculosis and strengthening TB infection control activities and proper implementation of directly observed treatment are recommended reducing the burden of this contagious disease.


2014 ◽  
Vol 45 (4) ◽  
pp. 1081-1088 ◽  
Author(s):  
Gunar Günther ◽  
Gabriela B. Gomez ◽  
Christoph Lange ◽  
Stephan Rupert ◽  
Frank van Leth

Data on availability and cost of anti-tuberculosis (TB) drugs in relation to affordability at national level are scarce.We performed a cross-sectional study on availability and cost of anti-TB drugs at major TB-reference centres in 37 European countries. Costs of standardised treatment regimens used for pan-sensitive TB, multidrug-resistant (MDR) TB, pre-extensively drug-resistant (XDR) TB, and XDR-TB were compared using a purchasing power analysis. Affordability was evaluated in relation to monthly national gross domestic products per capita (GDP).At least one second-line injectable and either moxifloxacin or levofloxacin were available in all countries. Linezolid and clofazimine were available in 79% and 46% of the countries, respectively. Drug cost for XDR-TB was three-times more expensive than those for MDR-TB. The average price of treatment for pan-sensitive TB represented a maximum of 8.5% of the monthly GDP across countries, while for standard MDR-TB treatment this was <30% in only six countries and more than 100% in four countries. Treatment of XDR-TB represented more than 100% of a month's GDP in all countries where the regimen was available.High cost and limited availability of drugs for treatment of drug-resistant TB, particularly beyond resistance to first-line drugs, are a major impediment to successful TB control in Europe.


2021 ◽  
Vol 45 (1) ◽  
Author(s):  
Mohammad Sharif Uddin ◽  
Md. Mijanur Rahman ◽  
Md. Omar Faruk ◽  
Asma Talukder ◽  
Md. Imranul Hoq ◽  
...  

Abstract Background Gastroenteritis is a common infectious disease in children, which results in high mortality and morbidity, especially in resource-poor countries. This study presents the selected main gastroenteritis causing bacteria, including Escherichia coli O157, Salmonella and Shigella species delineating their prevalence and resistance pattern to the clinically used antibiotics. Results A total of 346 stool specimens from children of clinically suspected gastroenteritis below five years have been obtained, and bacterial pathogens were recovered using selective media, biochemical and serologic tests. We found that 35 (10%) of them were confirmed bacterial gastroenteritis (BGE) with either Escherichia coli O157 (14%), Salmonella spp. (43%), and Shigella spp. (43%). Nevertheless, the prevalence of E. coli O157, Salmonella spp., and Shigella spp. in this study were documented as 1.45%, 4.34%, and 4.34%, respectively. Moreover, 2 (40%) of E. coli O157, 4 (26.67%) of Salmonella spp., and 14 (93%) of the Shigella spp. were found as multidrug-resistant. Nonetheless, Shigella spp. isolates showed 100%, 87%, and 73% resistance to cotrimoxazole, ciprofloxacin, and azithromycin respectively, while E. coli O157 showed 80% resistance to cotrimoxazole and 60% to ciprofloxacin and azithromycin. On the contrary, cotrimoxazole, ciprofloxacin, azithromycin, and tetracycline were resistant in 40%, 47%, 27%, and 53% of Salmonella spp. isolates respectively. Conclusion These findings generate significant insights on the prevalence and antibiotic resistance of the three major gastroenteritis causing bacteria in the study area. Therefore, it will help physicians and policymakers selecting the right antibiotics in essential cases, particularly, reevaluation of recommending cotrimoxazole, ciprofloxacin, and azithromycin in the management of bacterial gastroenteritis.


2019 ◽  
Vol 17 (1) ◽  
pp. 41-46
Author(s):  
Thinley Dorji

Introduction: Multidrug resistant tuberculosis (MDR-TB) is defined as a case of tuberculosis resistant to rifampicin and isoniazid which are the first line anti tuberculosis drugs. Globally emergences of MDR-TB possess a challenge to TB control. In Bhutan, the proportion of MDR-TB is high at par with the global level. This study will explore the predictors of MDR-TB and the trend at Samtse General Hospital which has high burden of tuberculosis. Methods: This was a retrospective cross sectional study. The data was extracted from TB treatment cards maintained at TB unit of Samtse General Hospital TB from January 2012 to June 2018. Results: The study showed the prevalence of drug resistant to at least one drug at 21% and MDR-TB prevalence at 16%. The patients with previous treatments (AOR: 4.59; 95% CI .03-.18) and patients under the age of 30 years (AOR: 2.7; 95% CI 1.01- 7.42) were significantly associated with MDR-TB. Conclusion: This study shows high prevalence of MDR-TB in Samtse. Better strategies and concrete actions need to be developed to combat the increase of MDR-TB.


2021 ◽  
Vol 25 (6) ◽  
pp. 461-467
Author(s):  
L. Redwood ◽  
E. M. H. Mitchell ◽  
K. Viney ◽  
K. Snow ◽  
T. A. Nguyen ◽  
...  

BACKGROUND: Drug resistance poses a major barrier to global control of TB – a leading infectious cause of death. Depression and stigma occur commonly among people with TB. However, the relationship between drug-resistant forms of TB, depression and stigma are not well understood.OBJECTIVE: To compare depression, stigma and health-related quality of life (HRQoL), among people with drug-susceptible TB (DS-TB) and multidrug-resistant TB (MDR-TB).METHODS: A cross-sectional study of people treated for DS-TB and MDR-TB in four provinces of Vietnam. The survey included a stigma scale (Vietnamese Tuberculosis Stigma Scale), depression scale (9-item Patient Health Questionnaire) and HRQoL scale (Functional Assessment of Chronic Illness Therapy – Tuberculosis). Differences between the two populations were compared using linear regression.RESULTS: Eighty-one people with DS-TB and 315 people with MDR-TB participated in the study. People with MDR-TB had a higher prevalence of depression than those with DS-TB (difference 17.8%, χ2 8.64). The mean depression and stigma scores were higher for people with MDR-TB than those with DS-TB (adjusted difference [AD] 8.6 and 7.6 respectively). People with MDR-TB reported lower HRQoL than those with DS-TB (AD –23.8).CONCLUSION: Depression and stigma are common among people with TB in Vietnam. Strategies to prevent and treat depressive symptoms and stigma in people with TB are critical to a holistic, patient-centred approach to care.


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