scholarly journals Hospital-acquired lower respiratory tract infections among high risk hospitalized patients in a tertiary care teaching hospital in China: An economic burden analysis

2018 ◽  
Vol 11 (4) ◽  
pp. 507-513
Author(s):  
Tianyuan Yan ◽  
Yingxia Li ◽  
Yu Sun ◽  
Haiyan Wang ◽  
Jingna Wang ◽  
...  
1995 ◽  
Vol 8 (1) ◽  
pp. 22-33 ◽  
Author(s):  
V G Hemming ◽  
G A Prince ◽  
J R Groothuis ◽  
G R Siber

Respiratory syncytial virus (RSV) is an important community and nosocomial respiratory pathogen for infants and young children. RSV causes especially severe disease in the prematurely born or those with chronic cardiopulmonary diseases. Elderly persons and those with T-cell deficiencies, such as bone marrow transplant recipients, are also at high risk for serious lower respiratory tract infections. To date, prevention of RSV infections by vaccination has proven elusive and no preventive drugs exist. Studies in animals and humans have shown that the lower respiratory tract can be protected from RSV infection by sufficient circulating RSV neutralizing antibody levels. Recently, an RSV hyperimmune immune globulin (RSVIG) was developed and tested for the prevention of RSV infections or reduction of disease severity. Passive immunization of high-risk children with RSVIG during the respiratory disease season effected significant reductions in RSV infections, hospitalizations, days of hospitalization, intensive care unit admissions, days in the intensive care unit, and ribavirin use. Studies in cotton rats and owl monkeys show that RSV infections can also be treated with inhalation of immune globulin at doses substantially smaller than required for parenteral treatment. Therapeutic trials of parenteral RSVIG have been completed and are pending analysis. The use of polyclonal, hyperimmune globulins and perhaps human monoclonal antibodies provides an additional approach to the prevention and perhaps the treatment of certain viral lower respiratory tract infections such as those caused by RSV.


2017 ◽  
Vol 4 (5) ◽  
pp. 1733
Author(s):  
Venkata Krishna Munagala ◽  
Ramisetty M. Uma Mahesh ◽  
Jithendra Kandati ◽  
Munilakshmi Ponugoti

Background: WHO estimated burden of respiratory tract infections in 2010, estimates four and half million deaths due to respiratory tract infections among children every year. In India, 1.2 million deaths have been reported among children due to RTI among 5.9 million deaths globally. Lower respiratory tract infections are most common causes of death than upper respiratory tract infections. Pneumonia and Bronchiolitis are most common types of LRTI in children. Pneumonia accounts for most of the deaths in children < 5 years of age. The present study was undertaken with an objective to know the various types of lower respiratory tract infections in children less than 12 years of age. The study also aims to know the various bacterial agents causing respiratory tract infections with their antibiotic susceptibility.Methods: Hospital based, prospective cross-sectional study was conducted for a period of one year and 375 children were enrolled. Demographic, clinical history and examination was done and signs and symptoms noted. All necessary investigations were performed and followed regularly for management and outcome.Results: Incidence of LRTI in the study was 9.76% with male preponderance (65.33%) and most common among children in 1-4 years age group. Ratio of males to females was 1.9:1. 73.6% of cases were in low socio-economic group, 35.2% were found with PEM-I grade and 18.13% had no immunization coverage. Cough and breathlessness were the major symptoms and respiratory distress and clubbing were major signs in the study. Bronchopneumonia was the commonest cause (38.7%) followed by bronchiolitis and Allergic bronchitis. 18.45 of cases had anemia and Leucocytosis was also present. Pulmonary infiltration was the major finding in the X-ray of chest. Streptococcus pneumoniae and Klebsiella pneumoniae were the common bacterial pathogens isolated.Conclusions: To conclude, our study clearly highlighted the various types of clinical presentations, risk factors and different types of LRTI in children <12 years of age. Understanding a clear knowledge of the etiology and bacterial pathogens clearly provides guidance for the physician in management and clinical outcome. 


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