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Chronic Leg Swelling: Uncovering a Rare Hydatid Cyst
Somya Goel1, Raju K Shinde1, Tushar Nagtode1
1General Surgery, Jawaharlal Nehru Medical College, Wardha, IND.
Cureus
|January 23, 2025
Summary
Primary hydatidosis, a rare Echinococcus granulosus infection, can affect skeletal muscles. This case highlights diagnosing thigh muscle hydatid cysts, emphasizing vigilance in endemic areas like India.
Area of Science:
- Parasitology
- Medical Imaging
- Clinical Case Reports
Background:
- Hydatidosis is a parasitic infection caused by Echinococcus granulosus.
- Typically affects the liver and lungs due to blood filtration roles.
- Primary skeletal muscle hydatidosis is exceptionally rare and often misdiagnosed.
Observation:
- A case report of a man in his early 70s with a four-year history of chronic, painful thigh swelling.
- The swelling was localized in the vastus medialis muscle.
- Initial presentation mimicked a soft tissue tumor, posing diagnostic challenges.
Findings:
- Diagnostic imaging, including ultrasound and MRI, confirmed a hydatid cyst in the vastus medialis muscle.
- This confirmed primary skeletal muscle hydatidosis at an atypical site.
Implications:
- Highlights the importance of considering hydatidosis in differential diagnoses for soft tissue masses, even in unusual locations.
- Emphasizes the need for a high index of suspicion, especially in endemic regions like India.
- Accurate and early diagnosis is crucial for effective management of this rare condition.
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