Hard bumps on the right side of the neck may be caused by dermatofibroma, folliculitis, epidermal cysts and other diseases, which can be treated with general treatment, medication and surgery. 1. Dermatofibroma: If there are hard bumps on the right side of the neck caused by dermatofibroma, you need to pay attention to local skin care and avoid friction. The disease generally does not need treatment, if necessary, can be taken in accordance with the medical advice of surgical excision. 2. Folliculitis: for folliculitis caused by hard bumps on the right side of the neck, need to maintain local hygiene, follow the doctor’s instructions for external use of mupirocin ointment and other drugs, with anti-inflammatory effect. 3. Epidermoid cysts: for epidermoid cysts caused by hard bumps on the right side of the neck, if the cysts are small, no obvious symptoms, can be temporarily observed. If the cyst is large and accompanied by pressure and pain, elective surgery is required to remove it. There are many causes of hard lumps on the right side of the neck, it is recommended that the patient go to the hospital, after clarifying the cause of the disease standardized treatment.