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Multiple Cutaneous Leiomyomas Showing Increased FDG Uptake.
Xia Ji1, Hongda Bi2, Aisheng Dong3
1From the Department of Gastroenterology, The Second Affiliated Hospital, Jiaxing University, Jiaxing.
Multiple cutaneous leiomyomas, rare skin tumors, can show high FDG uptake on PET scans. This finding suggests considering cutaneous leiomyoma in patients with hypermetabolic skin lesions.
Area of Science:
- Dermatology
- Oncology
- Nuclear Medicine
Background:
- Cutaneous leiomyomas are uncommon benign tumors originating from skin smooth muscle cells.
- These tumors can be sporadic or inherited and associated with various syndromes.
Observation:
- A case study involving multiple cutaneous leiomyomas with significant fluorodeoxyglucose (FDG) uptake was presented.
- The maximum standardized uptake value (SUVmax) observed was 19.9, indicating hypermetabolism.
Findings:
- The case highlights that cutaneous leiomyomas can exhibit increased FDG uptake, mimicking malignant lesions.
- This hypermetabolic activity is a key characteristic noted in the presented case.
Implications:
- Cutaneous leiomyoma should be included in the differential diagnosis for hypermetabolic cutaneous lesions found on positron emission tomography (PET) scans.
- Clinical correlation is essential to prevent misdiagnosis of these rare tumors.
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