The possible causes of glans paroxysm are as follows: 1, glans inflammation, there can be local intermittent tingling sensation, and accompanied by local redness and swelling, or distribution of small red spots on the glans, erythema and other changes in the acute stage can be accompanied by localized vesiculation, oozing, etc., usually does not accompany any urinary anomalies. It is usually seen in patients with prolonged prepuce or prepuce, or patients with poor local hygiene with more dirt. It is recommended to carry out relevant pathogenic examination, give symptomatic, anti-infective drug treatment. 2, urethritis, can appear in the glans paroxysm during urination, mostly because of the urethral mucosa edema, vesiculation, or local hemorrhage, urine stimulation of local inflammatory vesiculation of mucous membranes, and so the stinging feeling. It can radiate to the front of the glans, accompanied by frequent urination, urinary urgency, urinary pain and other symptoms, need to carry out routine urine examination to further confirm the diagnosis. 3, if there are urethral calculi, can appear in the glans during urination or intermittent glans tingling feeling. Because the stone obstruction in the local mucosa, causing chronic irritation, so the chronic pain, pain can be radiated to the glans area, it is recommended to carry out urethroscopy to further confirm the diagnosis.