Enlarged lymph nodes in the right lower inguinal region may be the result of an infection, often accompanied by fever. It is also possible to have swollen superficial lymph nodes in the left lower inguinal region, or swollen lymph nodes in the head and neck, or in the axillary area. In this case, the swollen lymph nodes change significantly with the fever, and when the fever disappears, the swollen inguinal lymph nodes also disappear. The cause of the disease can be determined based on such a change, which is caused by an associated infection; the swollen inguinal lymph nodes may also show local symptoms, such as around the inguinal lymph nodes, there are crusts of chiggers’ bites, indicating that the swollen inguinal lymph nodes are caused by tsutsugamushi infection, and the swelling disappears with the remission of the disease. However, if there are no associated clinical symptoms and the swollen lymph nodes persist for a longer period of time, further examination is needed to find the cause.