urticaria

noun

1. (countable, uncountable)Itchy, swollen, red areas of the skin which can appear quickly in response to an allergen or other conditions.

   “"And the cramps when my body - like a badly articulated skeleton - would all get twisted into one rigid tangle! But now, except some dyspepsia and urticaria of the palms, I am free from pain."”

   “So when I was diagnosed with a fairly difficult-to-treat disease called idiopathic angioedema and chronic urticaria (a fancy way of saying we don’t know why you swell and hey, enjoy the 24/7 hives) six months ago, I wasn't quite sure how to cope.”