Four children with spinal card compression due to malignant tumours ar
e presented. The severity of the condition was not initially recognize
d by parents, or the nature of the likely cause by the initial physici
ans. Lower limb asymmetrical weakness, clear-cut sensory levels, and m
arked pain indicate need for urgent imaging and exclusion of a space o
ccupying lesion. In 1997 diagnosis of Guillain-Barre syndrome should n
ot be made without careful prior spinal imaging.