hello doctor, my brother got married 6months before. he tried to bring his wife to Middle east on family visa. during blood test we found her that she has TPHA + ,,,,,and we did test TPHA to our bother which comes negative. this means our brother wife had sex relation before marriage ,,,,,,is it correct . or any other reason thru contaminations. please advise me & please send reply also to my mail id YYYY@YYYY