Q. Which of the following is type 2 spinal meningeal cyst ?
a. extradural spinal arachnoid cyst
b. tarlov cyst
c. intradural spinal arachnoid cyst
d. sacral meningocoele
ANSWER:
Answer : B - Tarlov cyst = perineural cyst. Classification of spinal meningeal cysts : type I : extradural with no neural tissue
a - extradural spinal arachnoid cyst
b - sacral meningocele type II : extradural with neural tissue eg: tarlov cyst. type III : intradural spinal arachnoid cyst
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