The buttocks are the buttocks. Painful and itchy buttocks may be due to folliculitis, ringworm, eczema, contact dermatitis and other factors. 1. Folliculitis: a common inflammatory skin disease of the hair follicles, can occur in the buttocks, armpits, face and other parts of the presence of hair follicles, manifested in the hair follicles around the appearance of red papules, the top of the yellow pus spots, can be accompanied by pus, itching, pain and other symptoms. 2. ringworm: it is caused by fungal infection, commonly found in the groin, buttocks and other parts of the body, lesions manifested as ring, or semi-ring-shaped erythema, papules, erythema covered with scales, patients may be self-conscious itching, pain. 3. Eczema: caused by a variety of internal and external factors, can occur in the buttocks, can be manifested as papules, papules, blisters, skin thickening, mossy changes and other symptoms, patients often conscious itching, secondary infection, pustules, fever, pain and other symptoms may occur. 4. contact dermatitis: when contact with certain detergents, leather and other substances, the buttocks may lead to the occurrence of contact dermatitis, manifested as erythema, blisters, vesicles, oozing and other symptoms, which may be accompanied by itching, burning pain, swelling and so on. Hip pain and itching may also be caused by other factors, it is recommended that patients seek timely medical treatment to clarify the cause of the disease, targeted treatment.