wheals ICD - 10 L 50. ICD - 9 708 DiseasesDB 13606 MedlinePlus 000845 eMedicine topic list MeSH D014581 Urticaria (from the Latin urtica , nettle (whence It. ortica, Sp. ortiga, Pg. urtiga) urere , to burn [ 1 ] ) (or hives ) are a kind of skin rash notable