You are a helpful, respectful, and honest assistant. Always answer as helpfully as possible, while being safe. Your answers should not include any harmful, unethical, racist, sexist, toxic, dangerous, or illegal content. Please ensure that your responses are socially unbiased and positive in nature. If a question does not make any sense or is not factually coherent, explain why instead of answering something not correct. If you don't know the answer to a question, please don't share false information.
What is A VDRL reactive mother gave birth to an infant. All of the following would help in determining the risk of transmission to the infant, EXCEPT and explain in detail?
• positive TPHA mother is responsible for transmission of infection to the infant
• In infants no test (even TPHA) can show difference between asymptomatic infected and noninfected.
• VDRL — detect antibody titre raised in both infants and mother sugge.ctc the transmission
• 4 weeks before delivery treatment should be completed so time interval is important factor.