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Clinico-radiological-pathological correlation in eumycetoma spectrum: Case series
Taruna Yadav1, Virendra Kumar Meena1, Minhaj Shaikh1
1Department of Diagnostic and Interventional Radiology, All India Institutes of Medical Sciences, Jodhpur, Rajasthan, India.
Northern Clinics of Istanbul
|October 12, 2020
Summary
Maduramycosis, a chronic granulomatous disease, can be diagnosed earlier using the "dot in circle" sign on imaging. This specific sign on ultrasound and MRI aids in prompt detection of eumycetoma, preventing complications.
Area of Science:
- Medical Imaging
- Tropical Diseases
Background:
- Maduramycosis, or mycetoma, is a chronic granulomatous disease prevalent in tropical regions.
- Definitive diagnosis via microbiological cultures and biopsy is time-consuming.
Observation:
- This study correlates clinical, radiological, and pathological features in eumycetoma cases.
- The "dot in circle" sign on ultrasound (USG) and magnetic resonance imaging (MRI) is a recently described imaging feature.
- Four cases of eumycetoma were diagnosed based on clinical and imaging findings, confirmed by histopathology.
Findings:
- The "dot in circle" sign is observed on both USG and MRI.
- This sign demonstrates high specificity for mycetomas.
- Differential diagnoses that may mimic this sign were also discussed.
Implications:
- Imaging, particularly the "dot in circle" sign, facilitates early diagnosis of mycetoma.
- Early diagnosis has significant therapeutic implications.
- Recognizing this sign can prevent misdiagnosis and subsequent complications.
