Nuchal fibrocartilagenous pseudotumor.
Schiffman
R
R
D000368:Aged; D006258:Head and Neck Neoplasms / Q000209:etiology / Q000473:pathology*; D006801:Humans; D019838:Neck Injuries / Q000150:complications; D009372:Neoplasms, Connective Tissue / Q000209:etiology / Q000473:pathology*; D013125:Spinal Neoplasms / Q000473:pathology*