Yes, of course. Thyroid function and TSH are very important for the early stages of pregnancy.
When TSH levels are lower than 5 mU/l but higher than 2.5 mU /l, it is usually associated with embryo implantation failure.
Marta Barranquero Gómez
Graduated in Biochemistry and Biomedical Sciences by the University of Valencia (UV) and specialized in Assisted Reproduction by the University of Alcalá de Henares (UAH) in collaboration with Ginefiv and in Clinical Genetics by the University of Alcalá de Henares (UAH).