Potential for Empowering and Broadening the Application of the SART Embryo Grading System

Introduction

Morphological assessment of embryo quality has been the method of embryo selection for embryo transfer since the very beginning of the application of assisted reproductive technology (ART) in infertility treatment (1-5). However,  there is no known single morphological charcteristic available to enable a simple method for embryo viability  assessment. Different grading methods have been developed and utilized in selecting embryos for transfer (6-14). The necessity of developing a unifying standard method of grading and reporting embryo quality as acceptable…….