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Orthopaedic

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Regional Pain Syndromes

Question
14 out of 28
 

All the following are myelography findings in prolapse of the intervertebral disc except



A Complete or incomplete block to the flow of dye at the level of disc.

B An indentation of the dye column.

C Root cut off sign

D League’s sign

Ans. D

League’s sign

a. League’s sign is a clinical sign.

b. Root cut off sign-Normally the dye fills up the nerve root sheath. In cases where a lateral disc prolapse is pressing on the nerve root, the sheath may not be filled.

c. It appears on the X-ray as an abrupt blunting of the dye column filling the root sheath.

Regional Pain Syndromes Flashcard List

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