Beheaded Scottish terrier sign is –
Correct Answer: Spondylolisthesis
Description: Oblique view of spine displays the lamina and articular processes more clearly than the classical anteroposterior & lateral views. The shadow of the neural arch resembles that of Scottish terrier dog.
Spondylolysis → Scotty dog wearing a collar sign.
Spondylolisthesis → (i) Beheaded Scotty dog sign;
(ii) 'Inverted Napoleon's Hat' sign.
Category:
Radiology
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