There is a lump on the right side of the neck, consider and sebaceous cyst, lipoma, lymphoma and other factors, you can hang up dermatology, general surgery, oncology and other departments. 1. Sebaceous cysts: the right side of the neck there is a pimple inside the case, do not rule out due to sebaceous cysts factors, this is due to the sebum gradually stagnant and the formation of cysts, belonging to the dermatology of the common benign skin lesions, you can go to the dermatology department of the hospital, can also go to the general surgery clinic. 2. Lipoma: a lump on the right side of the neck may also be due to lipoma, which can appear in any fatty part of the body, mainly composed of mature fat cells, and can be diagnosed in general surgery. 3. Lymphoma: lymphoma is a malignant tumor originated from lymph nodes and lymphatic tissues, a lump on the right side of the neck can’t be ruled out due to lymphoma, usually need to go to the oncology department of the hospital for consultation. A lump on the right side of the neck may also have other causes, it is recommended that the patient should go to the hospital immediately, combined with their own situation, with the doctor for examination and treatment.