Brown to red period discharge may indicate sign of early miscarriage
which corresponds with USG scan also ( no fetal pole
& no heart rate
Here, you should undergo beta HCG level estimation in blood & TVS scan to confirm viability of fetus once again. In such cases, medical therapy like progesterone
can be given.
Otherwise, you have to proceed medical or surgical abortion ( D & C) after consultation with gynecologist.
Be well & take care.