Pityriasis rosea and ringworm (tinea corporis) are both skin conditions that cause round, discolored patches. Ringworm is contagious through skin-to-skin contact, while pityriasis rosea is not. Both ...
Ringworm is a common fungal skin infection that spreads easily and often looks like a thin red circle on the skin. Despite the name, there are no worms involved. The condition comes from dermatophyte ...