Factors associated with cerebral malaria.
Bipin Adhikari1, Noppadon Tangpukdee1, Srivicha Krudsood2
1Department of Clinical Tropical Medicine, Faculty of Tropical Medicine, Mahidol University, Bangkok, Thailand.
The Southeast Asian Journal of Tropical Medicine and Public Health
|January 24, 2014
Summary
Pulmonary edema is the strongest predictor of cerebral malaria in severe Plasmodium falciparum infections. Other factors include splenomegaly, fever, and higher malarial density, highlighting key clinical indicators for early detection and intervention.
Area of Science:
- Tropical Medicine
- Infectious Diseases
- Clinical Research
Background:
- Severe Plasmodium falciparum malaria poses a significant threat, with cerebral malaria being a critical complication.
- Identifying risk factors for cerebral malaria is crucial for timely diagnosis and improved patient outcomes.
Purpose of the Study:
- To investigate clinical and laboratory factors associated with the development of cerebral malaria in patients with severe Plasmodium falciparum malaria.
- To identify predictors that can aid clinicians in recognizing patients at higher risk for cerebral malaria.
Main Methods:
- A retrospective, unmatched case-control study was conducted.
- Medical records of 137 severe Plasmodium falciparum malaria patients without cerebral malaria (controls) and 35 patients with cerebral malaria (cases) from 1997-2005 were analyzed.
- Statistical analysis identified factors associated with cerebral malaria using odds ratios (OR) and 95% confidence intervals (CI).
Main Results:
- Ten factors were significantly associated with cerebral malaria.
- Pulmonary edema was the strongest predictor (OR=13.8, 95% CI: 1.3-143.2).
- Other significant factors included splenomegaly, fever, higher malarial density on day 1 and day 2, dyspnea, hepatomegaly, referred patient status, higher systolic blood pressure, and higher body mass index.
Conclusions:
- Pulmonary edema is a critical indicator for cerebral malaria in severe Plasmodium falciparum malaria.
- Clinicians should be vigilant for a combination of clinical signs and laboratory parameters, including malarial density, to identify patients at risk.
- Awareness of these associated factors can improve the management and prognosis of patients with severe malaria.
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