First trimester serum and ultrasound marker distribution in singleton pregnancy conceived with assisted reproductive technology

Aim of the study: to evaluate distribution of ultrasound and biochemical markers (PAPP-A and free beta-hCG) in first trimester prenatal screening in single pregnancy conceived with assisted reproductive technology, and to define association between biochemical markers level and course of pregnancy in first trimester. Material and methods: blood sampling and nuchal translucency thickness (NT) measurement in 109 singleton pregnancies conceived by traditional in-vitro fertilization (IVF –71 cases, among them 15 cases after frozen embryo transfer (FET)) and intracytoplasmic sperm injection (ICSI –38 cases, among the…