Journal of Bone and Joint Surgery, 1968;50:1618-1628.
© 1968 by The Journal of Bone and Joint Surgery, Inc
Unusual Manifestations of Chordoma
A REPORT OF TWO CASES
JAMES E. FOX M.D.1,
JOHN G. BATSAKIS M.D.1, and
LUIS R. OWANO M.D.1
1 From the Department of Pathology, University of Michigan Medical Center, Ann Arbor, and The Swedish-American Hospital, Rockford, Illinois
Unusual behavior in two cases of chordoma are reported. The first is a sacral primary tumor with widespread metastases. Review of the literature indicates that
[See table in the PDF file]
well documented instances of metastases from these neoplasms are an uncommon occurrence; and that in the majority of cases the sacral area is the primary site. The second report is of a vertebral chordoma that underwent sarcomatous histological transformation three and one-half years after radiation therapy. This is apparently a previously unreported phenomenon.