Q.All are true
regarding intracranial germinoma except
a. the pineal region is
the most frequent site
b. Germinomas are tumors
of children or young adults.
c. Suprasellar
germinomas are encapsulated
d. suprasellar
germinomas are typically midline, centered at or just behind the pituitary
infundibulum
e. the posterior
pituitary bright spot is absent in most cases
ANS.---c
Suprasellar germinomas are not encapsulated.
They are very infiltrative, adherent to the ventral surface of the brain, and
often closely related to the optic nerves. They have a propensity to spread
through the subarachnoid space with metastatic deposits to the walls of the
ventricles and the basal cisterns.
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