title: [The intravertebral vacuum phenomenon: vertebral osteonecrosis or simple osteoporotic compression. Apropos of 4 cases].
mesh_terms: D000368:Aged; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D010020:Osteonecrosis / Q000000981:diagnostic imaging* / Q000473:pathology; D010024:Osteoporosis / Q000000981:diagnostic imaging* / Q000473:pathology; D011859:Radiography; D013122:Spinal Diseases / Q000000981:diagnostic imaging*
vernacular_title: Phénomène du vide intravertébral: ostéonécrose vertébrale ou simple tassement ostéoporotique? A propos de quatre cas.