Cylindroma - Hair and Scalp
Multiple cylindromas may occur in the dominantly inherited In this context, the cylindromas are so numerous that they may cover the scalp like a turban. In familial cylindromatosis, multiple cylindromas only are seen. This condition is allelic to Brooke-Spiegler syndrome and is thought to be a phenotypic variant.
Cylindromas are benign; however, there have been rare reports of individual cylindromas undergoing malignant transformation, particularly in tumors of the scalp that have been present for long duration.
D23.4 – Other benign neoplasm of skin of scalp and neck
274903001 – Eccrine dermal cylindroma of skin
- Pilar cyst
- Epidermal inclusion cyst
- Congenital melanocytic nevus
- Hidrocystoma (see eccrine hidrocystoma)
- Basal cell carcinoma
- Chondroid syringoma
- Sebaceous hamartoma
- Atypical fibroxanthoma
- Primary cutaneous adenoid cystic carcinoma
- Metastatic carcinoma
- Cutaneous lymphadenoma