Sebaceous nevus – low magnification

Hamartomatous tumor

Hyperkeratosis with keratin plug

Acanthotic, reticulated, and papillomatous epidermis

Foci of basaloid proliferation

Prominent, multiple, asymmetrical sebaceous glands located superficially in the dermis, some of which may communicate directly with the epidermal surface

Sebaceous nevus

LEGEND
Hyperkeratosis with keratin plug

  • Acanthotic, reticulated, and papillomatous epidermis

Sebaceous nevus

LEGEND

  • Hyperkeratosis with keratin plug

  • Prominent, multiple sebaceous glands located superficially in the dermis; some may communicate directly with the epidermal surface

Sebaceous nevus

Papillomatous epidermis

Hyperkeratosis with keratin plug

Sebaceous nevus

LEGEND

  • Foci of hamartomatous basaloid proliferation

Sebaceous nevus

Sebaceous glands near the epidermal surface (more superficial location in the dermis)