Operationen- und Prozedurenschlüssel

"Der Operationen- und Prozedurenschlüssel (OPS) ist die amtliche Klassifikation zum Verschlüsseln von Operationen, Prozeduren und allgemein medizinischen Maßnahmen im stationären Bereich und beim ambulanten Operieren."

"The Operations and Procedures Key (OPS) is the official classification for encrypting operations, procedures and general medical procedures in the inpatient area and for outpatient surgery."

International Classification of Diseases

"The International Classification of Diseases (ICD) is the standard diagnostic tool for epidemiology, health management and clinical purposes. This includes the analysis of the general health situation of population groups. It is used to monitor the incidence and prevalence of diseases and other health problems. It is used to classify diseases and other health problems recorded on many types of health and vital records including death certificates and health records.