Cancer Prognostic Testing (image) Georgetown University Medical Center Share Print E-Mail Caption Cancer prognostic tests such as Oncotype DX and MammaPrint appear to lower the cost of breast cancer care in the US. Such tests provide a score based on her tumor's molecular makeup that indicates when a woman can forgo expensive chemotherapy. Credit Genomic Health Usage Restrictions Seek permission from Genomic Health: Media@genomichealth.com Share Print E-Mail 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.