Red rash on hands

Red rash on the hands, first of all to see whether the color of the rash is pink or purple, whether accompanied by pain, itching, fever. If accompanied by these symptoms, first consider the infection caused by mosquito bites. Second, if the rash into a patchy distribution, accompanied by itching or itching, to consider urticaria. There is also the possibility that there may be fever or heat toxin in the near future, causing blood to heat up, blood circulation speed to accelerate, can not normally patrol in the vessels. Blood overflow outside the pulse, will show blood-heat syndrome, can be seen in subcutaneous long rash accompanied by itching, fever, dry mouth, irritability and other manifestations.