title: Pseudotumor or 'pseudo-pseudotumor'?
mesh_terms: D001859:Bone Neoplasms / Q000175:diagnosis* / Q000473:pathology; D003937:Diagnosis, Differential; D006801:Humans; D008297:Male; D008637:Mesenchymoma / Q000175:diagnosis* / Q000473:pathology; D008875:Middle Aged; D012189:Retrospective Studies