yesterday i had my transabdominal usg it was47 dayfrom my last menstural and my sonography shows a gestational sac with mean sac diameter 0.8 cm, no fetal pole seen, right ovary measured 3.2 X3.1 cms,left ovary measured 3.6X2.2 cms, no adnexal mass seen, no fluid seen in cul-de-sac what does it means