An enlarged mandibular lymph node refers to an enlarged lymph node in the patient’s lower jaw, which is above the patient’s neck, where the mandible and neck meet on both sides to form a triangle-like area. Under normal circumstances, the lump cannot be touched in the jaw, that is, the jaw cannot be touched with lymph nodes, but if the lymph nodes can be touched, it usually indicates that there are some lesions in the jaw, more commonly caused by lymph node inflammation, such as inflammation in the patient’s mouth, gingivitis, wisdom teeth inflammation, etc. will lead to swollen lymph nodes in the jaw, accompanied by lymph node pain, it is recommended to go to the hospital It is recommended to go to the stomatology department for consultation.