Unknown 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 A TPHA test on the serum sample of the mother B TPHA test on the serum sample of the infant C VDRL on the paired serum sample of the infant and mother D Time interval between the treatment of the mother and her delivery 💡 Explanation 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 ✓ Correct Answer: B. TPHA test on the serum sample of the infant