The patient’s lymph nodes are around two centimeters, which is a symptom of enlarged lymph nodes, and its severity should be related to the location of the lymph nodes, the degree of malignancy and other factors, and the specific situation varies from person to person. Generally speaking, the normal diameter of lymph nodes should be less than 0.5 centimeters, and if the lymph nodes are around 2 centimeters, they are relatively large, for example, the lymph nodes in the neck itself are relatively small, and if they are directly over 1 centimeter, they are called enlarged lymph nodes, while the lymph nodes in the groin are two centimeters and above, which can be judged as enlarged lymph nodes. For patients with enlarged lymph nodes in the neck may be related to inflammation in the oral cavity, tonsils and other parts of the body, and the enlarged lymph nodes caused by such conditions are usually not particularly serious. However, lymph node enlargement caused by lymphoma and cancer metastasis is a more serious condition and should be treated promptly. In addition, some lymph nodes with small diameters may also show signs of malignant lesions, such as hard texture of lymph nodes, unclear borders, and poor mobility. It is recommended that patients seek medical examination in a timely manner to clarify the cause of the disease and then carry out targeted treatment.