Potential Advantages Potential Disadvantages
↓ OHSS ↑ macrosomia
↑ endometrial receptivity ↑ hypertensive disorders
↑ implantation rates ↑ placenta accreta
↓ ectopic pregnancy ↑ costs
↓ placenta previa Few RCTs
↓ pre-term birth No data on poor responders
↓ small for gestational age  
↓ perinatal mortality  
Table 1: Potential advantages and disadvantages of freeze-all strategy.