title: Unknown case: part 1.
authors.affiliation: From the Department of Radiology and Imaging Sciences, Emory University, Atlanta, GA.
authors.forename: Paul
authors.initials: P
authors.lastname: Harkey
authors.forename: Douglas
authors.initials: D
authors.lastname: Robertson
mesh_terms: D002574:Cervical Vertebrae / Q000000981:diagnostic imaging; D003937:Diagnosis, Differential; D005260:Female; D005542:Forearm; D006801:Humans; D008279:Magnetic Resonance Imaging; D008545:Melanoma / Q000175:diagnosis* / Q000473:pathology; D021701:Sentinel Lymph Node Biopsy; D012867:Skin / Q000473:pathology; D012878:Skin Neoplasms / Q000175:diagnosis* / Q000473:pathology; D014057:Tomography, X-Ray Computed; D055815:Young Adult