Home > E. Pathology by systems > Skin > sebaceous adenoma
sebaceous adenoma
Wednesday 16 June 2004
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Definition : Benign neoplasm composed of mature sebaceous lobules with the expansion of germinative basaloid cell layers at the periphery. It is associated with Muir-Torre syndrome, especially when it arises outside the head and neck region.
It is unrelated to adenoma sebaceum ( facial angiofibroma of tuberous sclerosis ).
Images
Sebaceous adenoma
Differential diagnosis
sebaceous hamartoma ( sebaceous nevus of Jadassohn )
sebaceous hyperplasia
sebaceoma
sebaceous carcinoma
basal cell carcinoma with sebaceous differentiation
trichoblastoma with sebaceous differentiation
balloon cell melanoma
Predisposition
Muir-Torre syndrome (MSI disease / MMR disease)
See also
sebaceous tumors
