Areas of discoloration that are larger than or equal to 1 cm are referred to as patches. Certain conditions such as vitiligo are characterized by white or lighter macules or patches on the skin.

The only symptom of vitiligo is the appearance of patches of depigmented skin, called macules. These appear most often on the extremities, although they can occur anywhere. Macules are small to ...

These skin lesions are usually red and can merge together. Macules that are bigger than 1 centimeter are considered patches, while papules that are merged together are considered plaques.

Lichen planus pigmentosus (LPP) is an uncommon variant of lichen planus (LP) characterized by an insidious onset of brown, blue, or grey macules and patches in a symmetric distribution in sun ...

Volar melanotic macules (VMM) are patches of discoloration found on the hands and feet of predominately patients with skin of color. Conditions which are nearly identical to VMM have often been ...