Ovarian hyperstimulation syndrome

Ovarian hyperstimulation syndrome (OHSS) is a medical condition that can occur in some women who take fertility medication to stimulate egg growth, and in other women in very rare cases. Most cases are mild, but rarely the condition is severe and can lead to serious illness or death.Vaginal ultrasonography in the sagittal plane in a woman with mild OHSS, showing a 33 mm wide anechogenic area behind the uterus in the recto-uterine pouch, which means there was ascites, that is, free fluid in the peritoneal cavity. Normally, there is up to 5 ml of fluid in the recto-uterine pouch, corresponding approximately to an area up to 10 mm wide. The ovary measured up to 6.5 cm in diameter. Ovarian hyperstimulation syndrome (OHSS) is a medical condition that can occur in some women who take fertility medication to stimulate egg growth, and in other women in very rare cases. Most cases are mild, but rarely the condition is severe and can lead to serious illness or death.