Urethral cysts in men may be caused by congenital developmental abnormalities, blockage of the orifices of the parurethral gland ducts, and infectious factors. 1. congenital developmental abnormality: when there is a congenital developmental abnormality of the paraurethral gland ducts, it will lead to cysts in the urethral opening area, in the early stage of the general clinical symptoms are mild, combined with the infection, it may cause itching, pain and bleeding and other symptoms. 2. Paraurethral gland orifice blockage: not paying attention to urethral hygiene in daily life may lead to the blockage of the paraurethral gland orifice, so that the secretion can not be discharged normally, it will be accumulated in the lumen, which can lead to urethral cysts. 3. Infectious factors: poor hygiene for a long time, may lead to bacterial infection in the urethral region, due to inflammatory substances stimulation, there will be cysts, usually accompanied by redness, pain, itching and other symptoms. Men with urethral cysts, accompanied by some obvious abnormal symptoms or affect the normal urination, it is recommended to consult a doctor for appropriate examination and treatment.