A sliding lump on the right side of the neck is considered to be an enlarged lymph node in the neck, which is most commonly caused by local inflammatory infection and is accompanied by painful manifestations. Anti-infection treatment should be administered in a timely manner, and the lesion can gradually improve for the purpose of elimination. There are also some cases of cervical lymph node metastasis due to malignant tumors, and the common ones are gastrointestinal tumors or respiratory tract malignant tumors, and the patient will also have obvious choking after eating, difficulty in swallowing, coughing and coughing up sputum. Gastroscopy or colonoscopy and CT chest examination should be performed to further clarify the diagnosis. If necessary, biopsy of cervical lymph nodes can also be performed to clarify the pathological type, and further radiation therapy and intravenous chemotherapy can control the development of the tumor to a certain extent and also achieve the purpose of prolonging the patient’s survival time.