Clinical Features:

• Steatocystoma simplex: solitary, sporadically occurring cyst
• Steatocystoma multiplex: multiple cysts occurring as an autosomal dominantly inherited condition
• Small white or yellow lesions, most commonly on the trunk, axillae, groin, head or neck
• Often appear at puberty.

Histologic Features:

• Thin-walled cyst lined by squamous epithelium
• The lining epithelium is rugated and displays a wrinkled eosinophilic cuticle in place of a granular layer.
• Sebaceous glands characteristically line the cyst wall and open into the cyst.
• Hair follicles are sometimes present in the cyst wall.

Cases associated with this book:

Steatocystoma
Author: Stephen Lyle, M.D., Ph.D.

Conference: DermatopathologyConsultations.com Teaching Collection