<prompt> A p2 1 female comes with amenorrhea of 5 weeks. Her UPT is ve. On USG, Gestational and yolk sac are seen in uterus. No fetal pole is visible.No fatal cardiac activity is seen. CRl is 8mm and MSD 28 mm. What is the next best step?Advise MTP as it is nonble pregnancyHigh probability of nonble pregnancy- but still repeat scan after 7 days to confir mgc. Can be ectopic pregnancy -- give methotrexated. High probability of ble pregnancy-repeat scan after 7 days  <response>: In a normal ble pregnancy gestational sac appears at 4.5 weeks,yolk sac at 5 week,fetal node at 5.5 week,fetal hea at 6 week.In this case fetal pole and fetal cardiac activity cannot be detected even at 5 th week.So it suugests high probability of non ble pregnancy and sholud wait for 7 days and repeat the USG. For more details ,refer page no 475 of text book of obsteics,sheila balakrishnan,2 nd edition. 