2. Understand the Results of Your Beta hCG Levels Tests. The levels of hCGvaries in each pregnant female depending on her situation or condition.If you are pregnant and the test show high levels of hCG, it could be a sign of multiple pregnancy where you can have twins or even triplets. However, this is not just good news since these high levels . 10 to 20m weeks is the peak level of 150,000 to 200,000mIU/mL; 2nd and 3rd trimester is 10,000 to 50,000 mIU/mL. By second trimester the peak level is 10,000 (800 ng/mL). 20 mIU/mL or less at first week of pregnancy suggest ectopic pregnancy. Sudden fall from the plateau, indicate threatened abortion. The increased HCG level is seen in: Pregnancy.. Hi, My wife had gone for a Down syndrome screening test on her 12th week and her results came out as: NT- 1.5mm Nasal Bone - present Free beta hcg - 0.320 MoM PAPP - 0.2503 MoM Trisomy 21 - 1:18536 Trisomy18 - 1:229 Trisomy13 - 1:796. She is 25 years old and on her first pregnancy, the doctor has suggested for an amino in 2 weeks. Do you think . Doctors give trusted answers on uses, effects, side-effects, and cautions: Dr. Singh on beta hcg less than 2: It means there is no detectable HCG hormone and you are not pregnant.. Pessoal me ajudem!!! Meu beta HCG deu 2.0 mUI/mL, e no final está escrito: CONFIRMADO. Será que é positivo ou negativo? Obrigada.. Limita de detecţie – 0.1 mUI/mL 4. Interpretarea rezultatelor. In iminenţa de avort valorile HCG scad progresiv de la o determinare la alta. După un chiuretaj complet timpul de înjumătăţire al concentraţiei serice de HCG este de 1 zi 3..