Initial symptoms mimic colds: Melioidosis lurks in flood-prone environments after heavy rains

Taiwan's recent heavy rainfall and widespread flooding have created an environment ripe for the spread of Melioidosis, a serious bacterial infection that public health officials are urging residents to be aware of.

Dr. Yang Ching-chen of Kuang Tien General Hospital warns that Melioidosis, caused by the bacterium Burkholderia pseudomallei, is often contracted through contact with contaminated soil and water. Its initial symptoms, including fever, headache, fatigue, and muscle aches, closely resemble those of the common cold or influenza, potentially delaying crucial medical attention.

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In floodwaters, especially after the water recedes, the concentration of bacteria in the environment may increase, significantly increasing the risk of infection.

A key distinguishing symptom of Melioidosis, according to Dr. Yang, is swollen lymph nodes, which is less common in typical colds or leptospirosis, another disease with similar early signs. He stresses that high fever accompanied by cough, bloody sputum, difficulty breathing, or swollen lymph nodes warrants immediate medical evaluation.

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If you have a high fever combined with cough, bloody sputum, difficulty breathing, or swollen lymph nodes, you must be vigilant and seek medical attention as soon as possible.

The risk of infection is elevated for individuals with open wounds, compromised immune systems, or chronic conditions such as diabetes, liver disease, or kidney disease, which can significantly worsen if Melioidosis takes hold. Agricultural workers and construction personnel, who frequently come into contact with soil and muddy water, are also identified as high-risk groups.

Dr. Yang advises the public to take precautions during and after heavy rainfall and flooding. Wearing waterproof gloves, boots, and ensuring any skin wounds are properly covered are essential when wading through or handling contaminated water. Thorough washing of hands and body after exposure is critical. If flu-like symptoms develop after contact with floodwaters, seeking prompt medical attention and informing the doctor about the exposure history is vital for accurate diagnosis and treatment.

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Wear protective gear such as waterproof gloves, rain boots, or long boots to avoid direct contact between skin and sewage or muddy water.