rash on lower legs not itchyitchy rash on lower legs diabetesitchy rash on bottom of legsitchy skin rash on lower legssudden itchy rash on handssudden itchy rash on facesudden itchy skin no rashsuddenly itchy all over no rashsudden itchy rash all over bodysudden itchy rash on necksudden itchy rash on armsred rash on lower legs not itchy