Home > E. Pathology by systems > Skin > eccrine tumors
eccrine tumors
Thursday 1 July 2004
Definition: cutaneous tumors of sweat gland differenciation.
Types
sudoral component hamartomas
- angioecrine hamartoma
- eccrine ostial porokeratotic hamartoma
poromas
- hidroacanthoma simplex
- classic eccrine poroma (trabecular eccrine poroma )
- dermal duct tumor
- poroid hidradenoma
dermal syringoma
dermal syringofibroadenoma
eccrine spiradenoma
dermal cylindroma
eccrine hidradenoma (clear cell hidradenoma )
dermal papillary eccrine adenoma (PEA)
Images
papillary eccrine adenoma (PEA) / Papillary eccrine tumor (PET)
spiradenoma
Diagnosis of eccrine tumors
sharply circumscribed dermal nodule / " blue ball " appearance in dermis
> eccrine spiradenoma
nests with two types of cells / biphasic appearance : peripheral dark cells and central light cells / small hyperchromatic cells at the periphery and larger and paler cells centrally
> eccrine spiradenoma
See also
cutaneous tumors
- cutaneous appendage tumors