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Multiple Eruptive Dermatofibromas Masquerading as Cutaneous Lymphoma
Rowan Monteiro1, Vijay Aithal1, Rajalakshmi Tirumalae2
1Department of Dermatology, St. John's Medical College and Hospital, Bengaluru, Karnataka, India.
Indian Journal of Dermatology
|October 1, 2016
Summary
This study presents a rare case of multiple hemosiderotic histiocytomas, a variant of dermatofibroma, on a patient's lower limbs. Diagnosis was confirmed via biopsy and immunohistochemistry, with surgical excision recommended.
Area of Science:
- Dermatology
- Histopathology
- Oncology
Background:
- Multiple dermatofibromas are uncommon, with few documented cases.
- Hemosiderotic histiocytoma is a rare variant of dermatofibroma.
Purpose of the Study:
- To report a unique case of multiple hemosiderotic histiocytomas.
- To highlight the diagnostic process and management of this rare condition.
Main Methods:
- Clinical presentation of multiple firm to hard nodules on lower limbs.
- Differential diagnosis including cutaneous lymphoma and dermatofibroma.
- Biopsy and immunohistochemistry confirming hemosiderotic histiocytoma, positive for vimentin.
Main Results:
- Histopathology confirmed hemosiderotic histiocytoma.
- Immunohistochemistry showed positivity for vimentin.
- The patient presented with multiple lesions predominantly on lower limbs.
Conclusions:
- The occurrence of multiple hemosiderotic histiocytomas, a variant of dermatofibroma, has not been previously documented.
- Surgical excision was advised for the patient's condition.
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