Question

question 31 (mandatory) (1 point)
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what radiographic sign is demonstrated by ossification of the facet joint capsules and interspinous/supraspinous ligaments?
a) star sign
b) postage stamp sign
c) railroad sign
d) trolley track sign

Explanation:

• Star sign: Associated with ossification in a different pattern, not specifically related to the described structures.
• Postage stamp sign: Usually related to vertebral body changes in certain spinal conditions, not the ossification of the mentioned ligaments and joint capsules.
• Railroad sign: This is the correct radiographic sign for ossification of the facet joint capsules and interspinous/supraspinous ligaments.
• Trolley track sign: Typically related to other spinal or skeletal manifestations, not the ones in question.

Answer:

C. railroad sign