Palm edge redness, you need to carefully observe the appearance of the reddened area of the skin.1, if only after the pressure of the flushing-like changes, is normal, do not need to worry, after a period of time will subside.2, if the edge of the reddening into a ring-shaped change, the middle of the color is a little lighter, to consider that there may be polypoid erythema, and infected with the herpes virus has a certain relationship with the herpes virus can be in the arm area. You can choose to take oral vasiclovir hydrochloride, in the local application of recombinant human interferon gel or acyclovir cream to carry out the treatment.3, if the redness of the palm area is accompanied by obvious itching, consider that there may be allergic irritants to the formation of allergic dermatitis or eczema-like dermatitis, it is recommended to apply zinc oxide cream or dehumidification and antipruritic ointment to the local surface, a very good therapeutic effect.4, if redness area If the redness appears unilaterally, accompanied by obvious pain, consider the possibility of early herpes zoster.