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[Retrospective and comparative study of pneumococcal bacteremia in patients with chronic hepatopathy]
J M Ramos Rincón1, M Cuenca Estrella, M L Fernández Guerrero
1Servicio de Microbiología, Fundación Jiménez Díaz, Universidad Autónoma, Madrid.
Background:
The chronic hepatopathy predispose to severe infections due to Streptococcus pneumoniae, including bacteremia.
Methods:
We have reviewed the clinic characteristics and outcome of 34 patients without HIV infection and compared with 140 HIV-negative patients with pneumococcal bacteremia.
Results:
From 34 patients with chronic liver diseases, 27 were male (79%) and 7 female (21%), aged from 33 to 83 years. In 16 cases the origin of hepatopathy were alcoholic. The majority of the patients had fever (85%). From 29 isolations of S. pneumoniae in which a sensibility study was available, 5 (17%) were resistant to penicillin. Among 27 (79%) cases of chronic hepatopathy, the bacteremia was associated with pneumonia; 5 (18%) cases had roentgenographic evidence of multiple-lobe involvement, and 6 (18%) had peritonitis. The independent factors associated with pneumococcal bacteremia in chronic hepatopathy patients were elevated concentrations of amino-transferases (p < 0.001), alcoholism (p < 0.001) and bacteremic peritonitis (p = 0.007). The overall case of fatality and bacteremia-related mortality rate were higher among patients with chronic hepatopathy than control group, without statistic signification (38% vs 25%; and 29% vs 24% of control group, respectively). The presence of septic shock was poor prognosis (mortality rate: 83% [10/12]; p < 0.001). The multilobar involvement was associated with high mortality rate (60%; p = 0.1).
Conclusions:
Pneumococcal bactermia in patients with chronic hepatopathy have a high mortality rate; however clinical outcome is similar to patients without chronic hepatopathy.
Insights
Patients with chronic liver disease are at higher risk for severe Streptococcus pneumoniae infections, including bacteremia. While outcomes are similar to those without liver disease, risk factors like alcoholism and elevated aminotransferases are significant.
Area of Science:
- Infectious Diseases
- Hepatology
- Critical Care Medicine
Background:
- Chronic hepatopathy increases susceptibility to severe infections, particularly Streptococcus pneumoniae bacteremia.
- Patients with chronic liver disease face a higher risk of invasive pneumococcal disease.
Purpose of the Study:
- To review the clinical characteristics and outcomes of patients with chronic hepatopathy and pneumococcal bacteremia.
- To compare the clinical presentation and prognosis of pneumococcal bacteremia in patients with and without chronic liver disease.
Main Methods:
- Retrospective review of 34 patients with chronic hepatopathy and pneumococcal bacteremia (HIV-negative).
- Comparison of these patients with a control group of 140 HIV-negative patients with pneumococcal bacteremia.
- Analysis of clinical characteristics, risk factors, and mortality rates.
Main Results:
- Alcoholism and elevated aminotransferases were independent risk factors for pneumococcal bacteremia in chronic hepatopathy patients.
- Pneumococcal bacteremia was frequently associated with pneumonia and peritonitis in this cohort.
- While overall mortality was higher in patients with chronic hepatopathy (38% vs. 25%), the difference was not statistically significant. Septic shock indicated a poor prognosis (83% mortality).
Conclusions:
- Pneumococcal bacteremia in patients with chronic hepatopathy carries a high mortality risk.
- Despite the increased risk, the clinical outcomes for pneumococcal bacteremia in chronic hepatopathy patients are comparable to those without the condition.
- Identifying risk factors such as alcoholism and managing complications like septic shock are crucial for improving patient outcomes.
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