Symptoms of perineal pain vary from cause to cause. Somatic-related perineal pain is characterized by hyperalgesia or hyperalgesia, and autonomic-related perineal pain is characterized by burning pain. 1. Somatic nerve-related perineal pain: there are clear symptoms of neuralgia, and the corresponding innervated area will have nociceptive hypersensitivity or hyperalgesia. The patient is afraid to wear underwear because the pain is triggered by the contact of clothing. 2. Perineal pain related to autonomic nerves: mainly with burning pain and swelling pain, with frequent urination, increased stool or constipation and other symptoms of autonomic activity. 3. Tumor-related perineal pain: mainly persistent and resting pain. 4. Inflammation-related perineal pain: history of inflammation, localized swelling and inflammatory secretion. 5. Pelvic floor perineal somatization pain: it is significantly related to emotion, and the patient’s subjective feeling of discomfort is more, with fewer physical signs. If symptoms related to perineal pain occur, it is recommended to consult a doctor in time to identify the cause of the disease and treat it under the guidance of the doctor.