Itching, redness and swelling of the earlobes consider the following diseases may be: first, contact dermatitis, mainly due to allergic reactions caused by wearing metal jewelry, in addition to redness and swelling, in the place of redness and swelling can appear erosion, exudation, accompanied by a certain itching sensation. Treatment requires anti-allergy treatment, oral chlorpheniramine maleate tablets, with desloratadine tablets, topical Ravnol solution wet compresses on the affected area twice a day, once for 20 minutes, wet compresses after the application of Dinaide ointment twice a day for treatment. Second, psoriasis, mainly due to trauma, genetics, immune disorders and other factors. The treatment can be a wet application of compound cypress jock itch application 2 times a day for 20 minutes, and after the redness and swelling has subsided apply carbotriol ointment 1:1 with Denide ointment for treatment.