9.20查血孕酮30.90ng. HCG2448mlu. 9.28孕酮23.84ng. HCG15912mlu末次8.16周期30天经期7天BC孕囊直径0.8cm,今天有见暗红血,朋友是医生说不乐观,难道我又要失去一次吗?