Preferred Label : Cupid bow vertebra;
RADLEX synonyms : Cupid bow contour;
Definition : Inferior endplates of 4th and 5th lumbar vertebrae are curved, forming the shape of
a bow with two curved extremities pointed superiorly on a frontal radiograph. Normal
variant of spine.;
Source : Mulligan ME. Classic radiologic signs: an atlas and history.;
Origin ID : RID35130;
Associated condition(s)
Inferior endplates of 4th and 5th lumbar vertebrae are curved, forming the shape of
a bow with two curved extremities pointed superiorly on a frontal radiograph. Normal
variant of spine.
