Poison ivy, oak, and sumac: What does the rash look like?
https://www.aad.org/public/everyday-care/itchy-skin/poison-ivy/what-rash-looks-like
WEBWhy does the rash from poison ivy, oak, or sumac spread? While it may look like the rash is spreading, what’s most likely happening is that you’re developing one or more new rashes. This happens because you either: Got urushiol (the oil from these plants that causes the rash) on more than one area of your skin.
DA: 81 PA: 68 MOZ Rank: 60