title: The "cold hip" sign versus the avascular femoral head.
authors.forename: R
authors.initials: R
authors.lastname: Uren
authors.forename: R
authors.initials: R
authors.lastname: Howman-Giles
mesh_terms: D003937:Diagnosis, Differential; D005271:Femur Head Necrosis / Q000000981:diagnostic imaging*; D006621:Hip Joint / Q000000981:diagnostic imaging*; D006801:Humans; D007592:Joint Diseases / Q000000981:diagnostic imaging; D011877:Radionuclide Imaging