Hi Doctor my last menstrual date was 19 May 2014, i had sex on 31 may 2014 and last week thursday 10th july i went to the doctor he said based on the scan i was 5 week 4 dys which was confusing for me and the scan showed GS measuring 16mm but there was no hb noted or embryo he said, he did a pregnancy test again which showed that i am still pregnant ,and said i should come back after a month so that i can redo the scan and see any developments . i am so scared please tell me if i am just panicking its my first baby , i am 31 years old