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Isolated Piloleiomyoma Presenting as a Keloid Scar: A Case Report
Soukaina Lazouzi1, Fouzia Hali1, Bouchra Baghad1
1Department of Dermatology, University Hospital Center Ibn Rochd, Casablanca, MAR.
Cureus
|August 25, 2025
Summary
Piloleiomyomas, rare benign tumors from arrector pili muscles, can mimic keloids. Histological confirmation is crucial for accurate diagnosis and treatment of these challenging skin lesions.
Area of Science:
- Dermatology
- Pathology
- Oncology
Background:
- Piloleiomyomas are uncommon benign neoplasms originating from the arrector pili smooth muscle.
- They can present as painful, erythematous nodules and are often misdiagnosed as other skin lesions like keloids.
- Diagnostic challenges arise due to their rarity and potential for misinterpretation.

