Background:The crocidolite variety of asbestos is banned. However, chrysotile, which is not prohibited, is still used in developing countries in making products such as clutch plate. Fourteen workers from a small-scale clutch plate-manufacturing factory were analyzed for asbestos-induced lung disease as one of their colleagues had expired due to asbestosis.Aims:This study was conducted to evaluate the awareness of workers, the prevalence and type of asbestos-induced lung disease, and the sensitivity and specificity of diffusion test.Materials and Methods:History, examination, chest radiograph, spirometry with diffusion, and high resolution computed tomography (HRCT) thorax was performed in all the workers. The diagnosis of asbestos-induced lung disease was suspected on the basis of HRCT. This was subsequently confirmed on transbronchial lung biopsy (TBLB).Results:None of the workers had detailed information about asbestos and its ill effects. Eleven out of 14 (71.42%) workers had asbestos-induced lung disease. All 11 had small airway disease (SAD). Three had SAD alone, 6 had additional interstitial lung disease (ILD), and 2 patients had additional ILD and chronic obstructive pulmonary disease. Sensitivity and specificity of residual volume (RV) or total lung capacity (TLC) for detecting SAD was 90% and 100%, respectively, and that of diffusion capacity of lung for carbon monoxide (DLCO) for detecting ILD was 100%.Conclusion:The awareness about asbestos in small-scale clutch-plate manufacturing industry is poor. The usage of chrysotile should be strictly regulated as morbidity and mortality is high. DLCO and RV/TLC are sensitive and specific in detecting nonmalignant asbestos induced lung disease.
Objectives:
The study aimed to understand the organism spectrum and antibiotic sensitivity profile of acute bacterial meningitis in pediatric population.
Methods:
A cross-sectional study was conducted at the department of microbiology of a tertiary care center for a period of 18 months. Suspected cases of meningitis between 1 and 60 months of age were considered for the study. All cases underwent cerebrospinal fluid tap for direct microscopy (DM), Gram staining, and culture sensitivity.
Results:
The mean age of the study patients was 10.42 months, with 61.7% of males and 38.3% of females. DM and culture were positive in 22.90% and 28.00% of the patients, respectively. On Gram stain, there were 29 (59.18%) cases of Gram positivity and 20 (40.82%) cases of Gram negativity. The culture growth showed that Acinetobacter spp. was isolated in 15 (30.6%) of the cases. Enterococcus spp. was isolated in 9 (18.4%) of the cases. Klebsiella pneumoniae was isolated in 8 (16.3%) of the cases. Staphylococcus aureus was isolated in 8 (16.3%) of the cases. Enterobacter spp. was isolated in 3 (6.12%) of the cases. Pseudomonas aeruginosa was isolated in 3 (6.12%) of the cases. Streptococcus pneumoniae was isolated in 3 (6.1%) of the cases. The antibiogram of different agents showed wide variation, with colistin being 100% sensitive for Acinetobacter, Enterobacter, K. pneumoniae, and P. aeruginosa.
Conclusion:
The present study revealed that Acinetobacter, Enterococcus, K. pneumoniae, and S. aureus were the most common bacterial etiologic agents of ABM. The 100% antibiotic sensitivity of the organisms to some antibiotics may suggest the use of such antibiotics while awaiting for culture sensitivity reports.
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