The condition of small bumps on the elbow may be due to keratosis pilaris, eczema, folliculitis and other factors, you can choose to temporarily observe, medication and other ways to relieve. 1. Keratosis pilaris: this is a chronic follicular keratosis pilaris skin disease, consider and genetic factors, generally no treatment, in the more obvious symptoms, can apply urea cream and salicylic acid ointment to soften or dissolve keratin. 2. Eczema: this is a chronic inflammatory itchy disease, consider and contact with allergens related to long-term friction stimulation of the elbows can also cause eczema, you can strengthen the local moisturizing, if necessary, can be coated with hydrocortisone, dexamethasone cream treatment. 3. Folliculitis: This is an inflammatory skin disease mainly involving hair follicles, mainly manifested as red papules centered on hair follicles, accompanied by itching and pain, and Staphylococcus aureus infections, you can choose to iodine povidone solution, mupirocin ointment, plus oral doxycycline and other medications, if necessary. There may be other reasons for the elbow bumps, so if necessary, cooperate with the doctor to improve the examination and determine the cause before treatment.