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Published on: June 8, 2017
[Severe imported malaria in adults: a retrospective study of 32 cases admitted to intensive care units]
1Service de réanimation médicale assistance respiratoire, hôpital Gui de Chauliac, 80, avenue Augustin-Fliche, 34295 Montpellier, France. p-corne@chu-montpellier.fr
Introduction:
Few studies have focused on severe imported malaria in patients admitted to intensive care units. We, therefore, undertook a retrospective study in the University Hospital of Montpellier.
Material And Methods:
All patients, more than 15 years-old with falciparum malaria who were admitted to intensive care units between October 1997 and April 2004 were included. Main epidemiological features, criteria of admission, treatment and outcome were investigated.
Results:
Thirty-two patients were included, representing 9% of falciparum malaria cases diagnosed in the same period. The mean age was 44 years. All patients acquired falciparum malaria in sub-Sahara Africa and 25 patients were nonimmune. Chemoprophylaxis was absent or inadequate in 94%. The mean time from symptom onset and treatment initiation was 6 days. Mean parasitemia on admission was 15%. Criteria of admission were impaired consciousness in 69%, acute renal failure in 19% and isolated high parasitemia in 19% of the cases. All, but one received quinine therapy and a loading dose was performed in 34%. Seven patients (22%) had community-acquired coinfections and six (19%) had nosocomial infections. Mortality was 16%. Causes of death were refractory shock, cerebral edema, and acute respiratory distress syndrome.
Conclusion:
Severe imported malaria remains associated with a bad outcome. Improving chemoprophylaxis and an earlier diagnosis may reduce significantly this mortality.
Insights
Severe imported malaria, often acquired in sub-Saharan Africa, has a high mortality rate. Improving malaria chemoprophylaxis and earlier diagnosis are crucial for better patient outcomes.
Area of Science:
- Tropical Medicine
- Infectious Diseases
- Critical Care Medicine
Context:
- Severe imported malaria cases admitted to intensive care units (ICUs) are infrequently studied.
- This retrospective study was conducted at the University Hospital of Montpellier.
Purpose:
- To investigate the epidemiological features, admission criteria, treatment, and outcomes of severe imported malaria in ICU patients.
- To identify factors contributing to mortality in this patient population.
Summary:
- Thirty-two patients with severe falciparum malaria admitted to the ICU between 1997 and 2004 were analyzed.
- Common admission criteria included impaired consciousness, acute renal failure, and high parasitemia.
- The study found a 16% mortality rate, with causes including refractory shock, cerebral edema, and acute respiratory distress syndrome.
Impact:
- Findings highlight the significant mortality associated with severe imported malaria, emphasizing the need for improved public health interventions.
- The study underscores the importance of effective malaria chemoprophylaxis and prompt diagnosis to reduce mortality.
- Results provide critical data for clinicians managing severe malaria cases in critical care settings.
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