Lower respiratory tract infections in patients with comorbidities

2020 ◽  
Vol 1 (1) ◽  
pp. 29-34
Author(s):  
Leonid Dvoretsky ◽  

Comorbidities are an important factor of the various infectious respiratory diseases emergence, complications development and prognosis. The most frequent comorbidities affecting the course and outcome of respiratory infections are the following: cardiovascular disease (heart failure, various types of coronary artery disease, cerebrovascular disease), chronic obstructive pulmonary disease, diabetes mellitus, obesity. The paper reports data on the discussed comorbidities impact on the course and outcome of bacterial and viral respiratory infections, inter alia in patients with COVID-19.

2020 ◽  
Vol 8 (2) ◽  
pp. 165 ◽  
Author(s):  
Anahita Rouzé ◽  
Pauline Boddaert ◽  
Ignacio Martin-Loeches ◽  
Pedro Povoa ◽  
Alejandro Rodriguez ◽  
...  

Objectives: To determine the impact of chronic obstructive pulmonary disease (COPD) on incidence, microbiology, and outcomes of ventilator-associated lower respiratory tract infections (VA-LRTI). Methods: Planned ancillary analysis of TAVeM study, including 2960 consecutive adult patients who received invasive mechanical ventilation (MV) > 48 h. COPD patients (n = 494) were compared to non-COPD patients (n = 2466). The diagnosis of ventilator-associated tracheobronchitis (VAT) and ventilator-associated pneumonia (VAP) was based on clinical, radiological and quantitative microbiological criteria. Results: No significant difference was found in VAP (12% versus 13%, p = 0.931), or VAT incidence (13% versus 10%, p = 0.093) between COPD and non-COPD patients. Among patients with VA-LRTI, Escherichia coli and Stenotrophomonas maltophilia were significantly more frequent in COPD patients as compared with non-COPD patients. However, COPD had no significant impact on multidrug-resistant bacteria incidence. Appropriate antibiotic treatment was not significantly associated with progression from VAT to VAP among COPD patients who developed VAT, unlike non-COPD patients. Among COPD patients, patients who developed VAT or VAP had significantly longer MV duration (17 days (9–30) or 15 (8–27) versus 7 (4–12), p < 0.001) and intensive care unit (ICU) length of stay (24 (17–39) or 21 (14–40) versus 12 (8–19), p < 0.001) than patients without VA-LRTI. ICU mortality was also higher in COPD patients who developed VAP (44%), but not VAT(38%), as compared to no VA-LRTI (26%, p = 0.006). These worse outcomes associated with VA-LRTI were similar among non-COPD patients. Conclusions: COPD had no significant impact on incidence or outcomes of patients who developed VAP or VAT.


2003 ◽  
Vol 44 (4) ◽  
pp. 392-394
Author(s):  
I. Starakis ◽  
M. Mylona ◽  
K. Spyropoulos ◽  
P.A. Dimopoulos

Longstanding asthmatic bronchitis, without evidence of underlying disease, occurring in middle-aged patients, is usually attributed to chronic obstructive pulmonary disease and is treated appropriately. We report a case of 2-year asthmatic bronchitis with recurrent attacks of wheezing, in a 60-year-old patient. He had three repeated hospitalizations, in different institutions, where he was treated for exacerbations of chronic bronchitis complicated by lower respiratory tract infections. During his final hospitalization, a tracheal hamartoma was found and removed, releasing him from his symptoms.


2018 ◽  
Vol 24 (3) ◽  
pp. 152-156
Author(s):  
Grigorescu Cristina ◽  
Antoniu Sabina Antonela ◽  
Oţelea Marina Ruxandra ◽  
Ileana Antohe ◽  
Fildan Ariadna Petronela ◽  
...  

Abstract Viral respiratory infections in patients with asthma or chronic obstructive pulmonary disease (COPD) can cause severe exacerbations, increasing the risk of secondary bacterial infections and having a significant impact on disease-related morbidity and mortality. Several antivirals such as oseltamivir and zanamivir evaluated in influenza and other virus-induced respiratory infections are discussed in this review as a starting point of their potential use in improving the outcome of asthma and COPD exacerbations. However, the efficacy of antiviral therapy for asthma/COPD exacerbations needs a further evaluation.


1966 ◽  
Vol 5 (10) ◽  
pp. 586-592 ◽  
Author(s):  
Geraldine L. Freeman

This paper reviews the known relation ships of common acute bacterial and viral respiratory infections to the asth matic state and to wheezing attacks in children. Implications for treatment are discussed in view of what has already been learned and what we need to know.


F1000Research ◽  
2018 ◽  
Vol 7 ◽  
pp. 1121 ◽  
Author(s):  
Charles Feldman ◽  
Guy Richards

Lower respiratory tract infections are the leading cause of infectious disease deaths worldwide and are the fifth leading cause of death overall. This is despite conditions such as pneumococcal infections and influenza being largely preventable with the use of appropriate vaccines. The mainstay of treatment for the most important bacterial lower respiratory tract infections, namely acute exacerbations of chronic obstructive pulmonary disease (AECOPD) and community-acquired pneumonia (CAP), is the use of antibiotics. Yet despite a number of recent publications, including clinical studies as well as several systematic literature reviews and meta-analyses, there is considerable ongoing controversy as to what the most appropriate antibiotics are for the empiric therapy of CAP in the different settings (outpatient, inpatient, and intensive care unit). Furthermore, in the case of AECOPD, there is a need for consideration of which of these exacerbations actually need antibiotic treatment. This article describes these issues and makes suggestions for appropriately managing these conditions, in the setting of the need for antimicrobial stewardship initiatives designed to slow current emerging rates of antibiotic resistance, while improving patient outcomes.


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