Red blisters form and then break, leaving behind a yellow crust that covers the new skin underneath.

His nose crest was fringed by flaking yellow crusts.

When this fluid dries, yellow crusts may remain on the skin surface.

Seborrhea, a form of eczema, is a skin condition that produces a reddish rash with greasy, yellow crusts.

The joints of the pipes were also rimmed with yellow crust.

Pus oozing from the wound trailed a yellow crust as far as his elbow.

Blisters form, then break and ooze; a yellow crust develops and eventually sloughs off, revealing new skin underneath.

Bergenite forms as a dark yellow crust with well-developed, small thin needle-like crystals.

The yellow or black crusts were the only color in the simmering white, alkaline landscape.

They come to a ruinous summer pasture village, and eat local food: boiled milk, the yellow crust that forms on cream, and fresh bread.