Transseptal puncture for left atrial access in invasive procedures — state of the art review

Transseptal puncture is an established technique for achieving left atrium access during cardiac procedures. It is associated with low overall complication rate and high success rates. Although being a decades old technique, recent years brought substantial development in the field, allowing for faster and safer left atrium catheterization. In this paper we discuss its history, complications, available techniques and current state of the art.