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Published on: February 24, 2023
Unusual Presentations of Abdominal Melioidosis
Vignesh Kumar Mohan1, Komalavalli Rajesh1, Sripriya Srinivas1
1Department of Radiodiagnosis, Dr. Rela Institute and Medical Centre, Chennai, Tamil Nadu, India.
Abstract:
Melioidosis is an endemic bacterial infection caused by soil saprophyte, Burkholderia pseudomallei. It infects adults with risk factors or immunosuppressed and exposed to moist soil. Its significance lies in its varied clinical presentation and high mortality (40%). We present two cases of abdominal melioidosis with unusual clinical presentations. The first case presented with intractable hiccups and had isolated splenic melioidosis with contained rupture. The second case presented with fever and acute abdominal pain found to have pancreatic melioidosis and splenic vein thrombosis. Both the patients were treated with IV antibiotics and subsequently discharged after improvement in symptoms. The imaging findings of isolated type of melioidosis can mimic various other infections and granulomatous disease. Hence high index of clinical suspicion for patients presenting from endemic areas will narrow down the differential diagnosis.
Insights
Melioidosis, a bacterial infection from Burkholderia pseudomallei, presents unusually in abdominal cases. Early suspicion is key for diagnosing this high-mortality disease, especially in endemic regions.
Area of Science:
- Infectious Diseases
- Microbiology
- Gastroenterology
Background:
- Melioidosis is an endemic bacterial infection caused by *Burkholderia pseudomallei*, a soil saprophyte.
- It affects immunocompromised adults and those with risk factors exposed to moist soil, carrying a significant mortality rate of 40%.
Observation:
- Two unusual cases of abdominal melioidosis are presented.
- Case 1: Isolated splenic melioidosis with contained rupture presenting with intractable hiccups.
- Case 2: Pancreatic melioidosis and splenic vein thrombosis presenting with fever and acute abdominal pain.
Findings:
- Both patients received intravenous antibiotics and improved symptomatically.
- Imaging findings in isolated melioidosis can mimic other infections and granulomatous diseases.
- A high index of clinical suspicion is crucial for patients from endemic areas.
Implications:
- Recognizing unusual presentations of abdominal melioidosis is vital for timely diagnosis.
- This can help differentiate melioidosis from other conditions, improving patient outcomes.
- Awareness in endemic regions can reduce mortality associated with this severe infection.
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