hi doctor, my LMP is 1st April, found UPT positive on 15th May, 2013, got TVS and usg for lower abdomen done, no sac can be seen just thickened endometrium (thickness 16 mm), will that be a sign of early pregnancy, am 30 yrs of age have PCOD and my gynae is advising me for progestore pressaries i am very much confused, had abortion in dec 2012, in my third month of pregnancy.