madam,here is my 77 days pregnent wife ultrasound report , size 110x71x48mm, mid line anteverted in position and enlarge in size myometrial echotexture is homogeneous. Endometrial cavity contains a sac of dia 40mm without foetal pole inside. Both the oses are closed and cervical canal is of mormal dimension. so, i just want to know what does it mean?