A whitehead; a non-inflammatory comedo with a white centre.

A whitehead; a non-inflammatory comedo with white center.

When a hair follicle stays bellow the skin it forms a white bump called a closed comedo or more commonly known as a whitehead.

A compacted mass of dead skin cells and skin oils. Visible as a small white bump under the surface of the skin.

(or whitehead ). If the plug in the follicle stays below the surface of the skin, the lesion is called a closed comedo, or whitehead. These usually appear on the skin as small, whitish bumps.