Is syphilis blood contact contagious?

First of all, if contact with the blood of syphilis patients, then there is a certain risk of infection. Of course, to see the specific situation. Second, if the skin of the hand is intact, there is no wound, then this small amount of contact with the blood of syphilis patients, in fact, the risk is very small. But if there is a fresh wound on the skin, bleeding, this situation contact with the blood of syphilis patients, there is a relatively high risk of infection. Third, if there is such a risk exposure, it is recommended to do blocking treatment as soon as possible, which is also a long-acting penicillin injection, which can generally effectively prevent syphilis infection.