NENatonalinsutute forHealth and Care ExcellenceNICE贝guidelineMetastatic malignantdisease of unknownprimary origin in adults:diagnosis and managementClinical guidelinePublished:26 July 2010www.nice.org.uk/quidance/cq104NICE 2023.All rights reserved.Subject to Notice of rights (https://www.nice.org.uk/terms-and-conditions#notice-of-rights).Last updated 26 April 2023