Sacral and skull base chordoma: metastases or second primary?
Roy
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A
Department of Neuropathology, Leeds General Infirmary, Great George Street, Leeds, UK.
Chakrabarty
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A
D002817:Chordoma / Q000175:diagnosis / Q000556:secondary*; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D008279:Magnetic Resonance Imaging; D008875:Middle Aged; D016609:Neoplasms, Second Primary / Q000175:diagnosis*; D012447:Sacrum; D019292:Skull Base Neoplasms / Q000175:diagnosis / Q000556:secondary*; D013125:Spinal Neoplasms