The lymph node enlargement in the inguinal region is considered to be a lymphadenopathy of the lower extremities, which can be caused by soft tissue infections of the lower extremities, or lymphadenopathy of the lower extremities after tinea pedis infection, the patient will also have significant limb pain, local redness and swelling, secondary lymph node reactive hyperplasia in the inguinal region, and the patient will also have fever. input, administered twice a day. In addition, some malignant diseases of the rectum or anal canal are prone to metastasis of lymph nodes in the inguinal region, which may even manifest as local fusion and enlargement. Patients may also have anal pain, blood in the stool and irregular stools, which are also a common symptom of advanced tumor.