Oral sex can transmit diseases, especially sexually transmitted diseases, through oral sex or ordinary sexual intercourse can be transmitted diseases, such as syphilis, AIDS, and condyloma acuminata, gonorrhea, etc., can be transmitted through the oral sex. Because oral sex in the oral cavity of some mucous membrane parts, if there is a certain break, pathogens can through the broken skin or mucous membrane infect each other, thus producing symptoms of infection, so this way of sex is very easy to contract disease. For this situation to produce sexually transmitted diseases, if once diagnosed need to actively carry out treatment to prevent the spread of pathogens and spread.