The hand grows a lump a little pain generally common disease for common warts or folliculitis, the disease of different treatment methods and medication varies, you should go to the hospital in time to see the doctor. The actual wart is a benign redundancy caused by HPV (Human Papilloma Virus) infection of the skin and mucous membranes. The typical manifestation of the soybean size or larger gray-brown, brown or skin-colored pimples, rough surface, hard texture, can be papillomatous hyperplasia. Common treatments include topical medications (5% imiquimod ointment, 5-fluorouracil ointment, etc.), liquid nitrogen cryotherapy, and laser therapy. Folliculitis is a purulent inflammation confined to the mouth of the hair follicle. The lesions begin as red follicular papules, which may appear as pustules in the center, surrounded by a red halo. Treatment is commonly used mupirocin ointment, compound polymyxin B ointment and other external rubbing. In addition, attention should also be paid to skin hygiene, prevent trauma and enhance the body’s immunity. Specific treatment should be carried out under the guidance of a doctor, do not use drugs to avoid delaying the condition.