The related contents of the occurrence of male urogenital mycoplasma infection include the infection route, urinary tract obstruction, low body immunity, and structural abnormality of the urinary system. 1. Infection pathway: Mycoplasma can cause infection from the urethra up to the bladder, ureter, renal pelvis and other parts of the body. Secondly, it can also reach the kidneys and other parts of the urinary tract through blood circulation and become infected, and it can also directly invade into the urinary system and cause infection. 2. Urinary tract obstruction: If the patient originally existed in the urinary tract stones, prostate hyperplasia, urinary tract stenosis and other diseases, resulting in poor urination, it is easy to occur mycoplasma infection. 3. low immunity: when the body’s immunity is low, it is easy to be infected by mycoplasma, common in the long-term use of immunosuppressive drugs, diabetes, long-term bedridden and malnutrition and other people. 4. Abnormal urinary system structure: If the patient has renal dysplasia, renal pelvis and ureteral malformation, transplantation of kidneys, polycystic kidney disease and other abnormalities of the urinary system structure, to a certain extent, it will also have an impact on the urinary discharge, and in the long run, the urinary system is susceptible to infection by pathogens. When patients check the presence of urinary mycoplasma infection, need to cooperate with the doctor to improve the relevant examination, clear specific causes, active treatment.