It is estimated that 5% of women will develop mild symptoms of OHSS in IVF treatment, while the incidence of severe OHSS is less than 1%. Common symptoms include: pain, vomiting, nausea, diarrhea, abdominal distension, etc.
You can find more details on this side effect of ovarian stimulation here: Ovarian Hyperstimulation Syndrome (OHSS).
Read the full article on: What are the most frequent symptoms after an embryo transfer? ( 450).

Sara Salgado
B.Sc., M.Sc.
Embryologist
Degree in Biochemistry and Molecular Biology from the University of the Basque Country (UPV/EHU). Master's Degree in Human Assisted Reproduction from the Complutense University of Madrid (UCM). Certificate of University Expert in Genetic Diagnosis Techniques from the University of Valencia (UV).