Enlargement of right inguinal lymph nodes may be caused by lymphitis, lymphoma, malignant tumor lymph node metastasis, etc., and should be treated according to medical advice. 1. Lymphitis: the right inguinal lymph node can be enlarged after suffering from bacterial, viral, fungal, tuberculosis and other infections, you can follow the doctor’s advice, according to the different pathogens to choose different drugs for treatment, and at the same time need to pay attention to the treatment of the primary lesion infection. Bacterial infection: amoxicillin, cefaclor and other antibiotics can be taken; viral infection, can take acyclovir, ribavirin and other drugs; fungal infection, can take itraconazole, fluconazole, mycobacteria tablets and other drugs; tuberculosis lymph node inflammation, need to take isoniazid, rifampicin and other drugs. 2. Lymphoma: painless lymph node enlargement in the right groin should be alerted to the occurrence of lymphoma, which can be treated with radiotherapy and chemotherapy (adriamycin, bleomycin, etc.), bone marrow transplantation and other comprehensive treatment methods. 3. Lymph node metastasis of malignant tumors: rectal cancer, colon cancer, malignant tumors of the reproductive system, etc. can have right inguinal lymph node metastasis and cause lymph node enlargement. Generally, tumors with lymph node metastasis need chemotherapy (cisplatin, paclitaxel, etc.) and radiotherapy, and the specific chemotherapy plan should be determined according to the primary tumor. Patients with enlarged right inguinal lymph nodes should go to the hospital in time, complete the examination, and follow the doctor’s instructions for treatment after clear diagnosis.