STORK Test (IMAGE) Columbia University Irving Medical Center Caption STORK test can be used in the doctor's office to determine if a fetus or embryo has the right number of chromosomes. Credit Columbia University Irving Medical Center Usage Restrictions Credit must be given to the creator. Only noncommercial uses of the work are permitted. No derivatives or adaptations of the work are permitted. License CC BY-NC-ND Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.