EntityQ3287582· pop 8· linked from 59 articlesCodman triangleSign in to savetriangular area of new subperiosteal bone that is created when a lesion raises the periosteum away from the boneWikidata factsInstance ofclinical signNamed afterErnest Amory CodmanImageCodman triangle 2014-01-29 21-07.jpegvia Wikidata · CC0ConnectionsperiosteumEntitystraight leg raiseEntityCategoriesSymptoms and signs: musculoskeletal system