A piece of bumps on the legs, consider the following conditions: a. eczema, occurring on the legs bilaterally, the rash boundaries are unclear, can appear small bumps, macules, papules and other polymorphic damage, clinical treatment, you can take oral lupatadine fumarate tablets or fexofenadine hydrochloride tablets, local application of halomethasone ointment mixed with dermatol ointment, anti-allergic, detoxification treatment. Second, primary skin amyloidosis, can appear round, mutually unfused small papules, small bumps, rash scratching very serious, in clinical treatment can choose halomethasone ointment, mixed with centipede ointment application.