Kory Jasperson, MS, CGC and Andrea Forman, MS, CGC will be discussing the benefits of paired tumor/germline testing for Lynch syndrome. This presentation will outline the clinical dilemma faced by clinicians when receiving discordant tumor screening and germline testing results for Lynch syndrome, review the current literature regarding somatic genetic testing after abnormal MSI/IHC results, and compare the utility of paired tumor/germline testing for Lynch syndrome to other testing strategies.