UCSD Musculoskeletal Radiology bonepit.com Case of the week 008 |
Jan 14th 2003 Submitted by David Sorge Prior cases of the week
History.
17M low back pain
Pictures.
Questions.
What are the signal characteristics of this lesion.
Diagnosis
Answers.
Ecchordosis Physaliphora
Discussion.
Notochordal rest/hamartoma
Microscopic vestiges 2% of cadavers at autopsy
Spheno-occipital sysnchondrosis
Intraosseous notochord vestiges in adults
Prevalance uncertain
Neg x-rays and bone scans
Faint sclerosis on CT
MRI to diagnose and follow
Distinguishing notochordal rests from Chordoma
Lack of bone destruction
Lack of soft tissue extension
Lack of cellular atypia
Management
Follow with MRI
Vertebrectomy