Swollen lymph nodes in the groin with painful symptoms. The most likely disease in this case is caused by lymph node inflammation. If it is only simple lymph node inflammation, it can be treated with proper rest and broad-spectrum antibiotic drugs such as oral penicillin and streptomycin. In case of allergy, treatment with erythromycin or metronidazole is also available, and local treatment with hot compresses and infrared lights can be carried out. In general, the treatment period is short and the effect is fast, taking about a week for the symptoms to improve significantly. If purulent lymph node inflammation has formed, this situation requires incision and drainage surgery of the abscess, after surgery, pay attention to wound care and regular drug changes, the healing time will be longer. If you have tonsillitis, finger infections or boils or swellings, you should have antibacterial and anti-inflammatory treatment in a timely manner, or appropriate treatment to control the infection.