At what level of b-HcG is it that normal pregnancy can be earliest detected by TVS (Transvaginal USG) :: (A) 500 IU/ml, (B) 1000 IU/ml, (C) 1500 IU/ml, (D) 2000 IU/ml
Answer is B. Critical titre of HcG : For visibility of Gestational sac TVS -1000-1200 IU/ml TAS -6000 IU/ml Ref: Datta Obs 9e pg 601.