We report a case of an unusually prominent persistent notochordal canal involving the T12–
L5 vertebrae. This rare anatomic variation was discovered as an incidental finding in a …

Persistence of the notochordal canal: plain film and CT findings Page 1 Neuroradiology (1995)
37:308-310 9 Springer-Verlag 1995 A. Cotten X. Deprez J. E Lejeune R Chastanet J. R …

Background: Persistent notochordal canal is a rare developmental anomaly, typically
restricted to 1 or 2 vertebral levels, and only in exceptional cases extending over a longer …

A persistent notochordal canal is a rare anomaly that is generally discovered by chance. The
radiographic appearance of this entity is characteristic and usually does not require further …

Notochordal cells normally disappear from vertebral bodies during the cartilagin-ous stage
ofdevelopment of the vertebral column. The mucoid streak or notochordal sheath usually …

A giant vertebral notochordal rest is a newly described, benign entity that is easily confused
with a vertebral chordoma. As microscopic notochordal rests are rarely found in adult …

Discussion Free disk fragments migrate superiorly or inferiorly with equal frequency [1, 2].
Lateral migration also occurs [2]. These types of migration are contained within the anterior …

The notochord is an essential part of human development that regresses with age. Masses
derived from notochordal tissue may be encountered during imaging of the neuroaxis …

Hemiparesis ipsilateral to a cerebral lesion can be a false localizing sign. This is due to
midline shift of the midbrain resulting in compression of the contralateral pyramidal fibers on …

A case is reported of a patient with nocturnal myoclonus and weakness of the left arm in
whom a round defect was seen in the arch of C 2 on the left side. Vertebral angiogram …