scholarly journals Cost-effectiveness analysis of oral versus intravenous drip infusion of levofloxacin in the treatment of acute lower respiratory tract infection in Chinese elderly patients

2017 ◽  
Vol Volume 12 ◽  
pp. 673-678
Author(s):  
Libin Zhang ◽  
Ping Hu
2019 ◽  
Vol 31 (1) ◽  
pp. 13-17
Author(s):  
B Raju ◽  
A Rishab ◽  
K Vikram ◽  
T Vaibhav ◽  
T Sharat ◽  
...  

Background: Decrease in serum sodium concentration is frequent observation among hospitalised elderly patients. The common causes for hyponatremia are degenerative physiology, dehydration, medications and infections. Hence the present study was undertaken to know the extent of hyponatremia among elderly with Lower Respiratory Tract Infections. Objectives: The present study was undertaken to assess the prevalence of hyponatremia in lower respiratory tract infection among geriatric age group and to determine the association between severity of hyponatraemia and LRTI. Methods: This was hospital based cross sectional study carried out in the Department of General Medicine of a tertiary care teaching hospital situated in north Karnataka, India during November 2016 to May 2018. 100 elderly patients (age e” 60 years) with history of cough for more than four to five days, clinical findings and X-ray findings suggestive of LRTI, were selected for the study. Results: In the present study 59% comprised of male whereas females constituted 41%. The prevalence of hyponatraemia among elderly patients with LRTI was 45%. The most common cause of hyponatraemia was GI loss (vomiting) 53.33%, Euvolemic hyponatramia 51.11%. The mean age was 69.99±8.44 years. Most of the patients were aged between 61 to 70 years. .Hyponatraemia was not associated with sex, age and type of LRTI. Duration of hospital stay was significantly longer in patients with hyponatraemia compared to those who did not develop hyponatraemia. Conclusion: Hyponatraemia among elderly individuals with LRTI is higher as compared to other age group hence leading to prolonged duration of hospitalisation. Bangladesh J Medicine Jan 2020; 31(1) : 13-17


2021 ◽  
Vol 9 ◽  
Author(s):  
Chunhong Shao ◽  
Wei Wang ◽  
Shuang Liu ◽  
Zhijun Zhang ◽  
Meijie Jiang ◽  
...  

Infection by carbapenem-resistant Klebsiella pneumoniae (CRKp) hampers the treatment of elderly patients with lower respiratory tract infection (LRTI); however, relevant data with respect to the characteristics of CRKp in elderly patients with LRTIs are limited. In the present study, K. pneumoniae isolated from elderly patients with LRTIs was collected and identified by VITEK-MS. VITEK 2 compact was used for drug sensitivity test to screen CRKps, and broth dilution method was used for drug sensitivity of tigecycline and colistin. The resistance genes, virulence genes, and serotypes of CRKps were detected via polymerase chain reaction. The homology of CRKps was analyzed via PFGE and MLST. Moreover, plasmid conjugation experiment was carried out to determine the transferability of carbapenem resistance. PCR-based replicon typing (PBRT) and S1 nuclease-PFGE were conducted for plasmid profiling. From January 2019 to August 2019, 258 elderly patients with LRTIs caused by K. pneumoniae were observed; of these, 31 (12.02%) infections were caused by CRKp strains. Majority of the patients were admitted to the intensive care unit and neurosurgery wards. Intracranial hemorrhage and pneumonia were the most common underlying diseases. Furthermore, 29 patients infected by CRKp had been exposed to various antimicrobial drugs before the positive culture. All isolates exhibited high resistance to β-lactam antibiotics. The predominant carbapenem resistance gene was blaKPC−2, and CRKps carrying blaKPC−2 were all ST11 type. Two blaNDM−5 carrying isolates were assigned to ST307 and ST1562, respectively. Conjugative assays revealed that plasmids harboring blaNDM−5 gene were self-transmissible. Plasmid analysis suggested that two blaNDM−5 were located on a ~45 kb IncX3 type plasmid. The high incidence of CRKp in elderly patients with LRTIs indicates the urgent need for further surveillance and strict infection control measures.


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