title: New class of case definitions implemented by the American College of Surgeons in 2010.
abstract: The Commission on Cancer of the American College of Surgeons expanded its Class of Case data item in 2010 for additional flexibility. This article provides an overview of the revised categories and defines the key terms used to distinguish them.
authors.affiliation: Information, Technology, and Data Standards Section, National Cancer Data Base Commission on Cancer, American College of Surgeons Address, USA. jphillips@facs.org
authors.forename: Jerri Linn
authors.initials: JL
authors.lastname: Phillips
mesh_terms: D059019:Clinical Coding / Q000592:standards* / Q000639:trends; D017408:Guidelines as Topic; D006801:Humans; D009369:Neoplasms / Q000175:diagnosis* / Q000601:surgery*; D012042:Registries / Q000592:standards*; D013514:Surgical Procedures, Operative / Q000592:standards*