Mayo Clinic Radio: Individualized Medicine Individualized medicine, also known as personalized medicine or precision medicine, means tailoring diagnosis and treatment to each patient to optimize care. Through genetic testing and genome sequencing, health care providers can use your genetic code to more effectively and precisely diagnose, treat, predict and, eventually, prevent disease. Recently, there have been advancements in individualized cancer treatments, including liquid biopsy, biomarkers, and chimeric antigen receptor T-cell therapy.