Halo nevus

The halo nevus is a melanocytic lesion with a particular clinical appearance.

General

• Benign.

Gross

• Central zone of pigment.
• Peripherally a pale halo.

Image

• 

  Halo nevus. (WC)

Microscopic

Features:

• Epidermal melanocytes not nested.
  • May have dermal and/or epidermal component.
• Central zone of pigment.
• Lymphocytes at perimeter of lesion.

Images

• 

  Halo nevus. (WC)

www:

• Halo nevus (nih.gov).

See also

• Melanocytic lesions.
• Dermatopathology.