The in vitro diagnostics (IVD) contract research organization (CRO) market involves companies that provide outsourced research and development services for in vitro diagnostic tests. These organizations offer a range of services, including assay development, clinical trials, regulatory consulting, and laboratory services, to IVD manufacturers. The market supports the development of diagnostic tests used for disease detection, monitoring, and management in various medical fields such as oncology, infectious diseases, and cardiology.