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Smooth Muscle Hamartoma
Aka: Smooth Muscle Hamartoma- Signs
- Hyperpigmentation and Hypertrichosis
- Overlies a firm nodular base
- Lesion may "ripple" when stroked
- Distribution
- Anywhere
- Differential Diagnosis
- Congenital Malanocytic Nevus (distinguish with biopsy)
- Labs
- Biopsy shows Arrector Pili Muscles
- Course
- No increased risk of malignant transformation
- Management
- None