Clinical Analysis of 35 Cases on Moderate and Severe Ovarian Hyperstimulation Syndrome (OHSS)

Objective:To investigate the characteristics,treatment and prevention of ovarian hyperstimulation syndrome (OHSS).Methods:From June 2007 to June 2009,35 cases of moderate and severe OHSS inpatients were retrospectively analyzed in the Reproductive Center of the 174th hospital of People's Liberation Army.Results:There were 35 moderate and severe OHSS cycles in 500 controlled ovarian super-stimulation cycles,the incident rate was 7%.The main clinical manifestations included abdominal pain、abdominal distension、nausea、weight gain,even hydrothorax 、ascites、dyspnoea、hemoconcentration、increased volume of ovarian,and so on.After the comprehensive therapy,all of them cured,no pregnancy was terminated.Conclusions:Individualization dosage regimen should be taken into the controlled ovarian hyperstimulation (COH) with drugs.The OHSS should be prevented,and the moderate and severe patients should be closely observed and rationally cured.