Inflammation of the groin is generally referred to as inflammation of the groin, usually due to trauma, inguinal lymphadenitis, inguinal sebaceous cyst infection and other diseases caused by the patient may appear red, swollen, pain and other symptoms. 1. Trauma: If the skin in the groin area of the patient is damaged by trauma, and the patient does not disinfect it in time, it may lead to the entry of external bacteria and other harmful substances into the tissues through the skin damage, which may cause the patient to develop groin inflammation. 2. Inguinal lymphadenitis: the general groin area is rich in lymphatic tissue, when the lymph node inflammation caused by pathogenic bacterial infection may cause inflammation in the groin, the main clinical manifestations of the groin lymph node enlargement, pain and so on. 3. Sebaceous cyst infection in the groin: Sebaceous cysts may cause inflammation in the groin, resulting in a round swelling, redness, pain and other symptoms. It is recommended that patients seek timely medical examination to identify the cause of the disease and then targeted treatment, pay attention to the care of the affected area in life, to keep the groin area clean, and at the same time do a good job of monitoring the condition of the disease, if any abnormalities in a timely manner to consult a doctor.