====== Pineal region tumor clinical features ======

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Almost all patients have hydrocephalus by the time of presentation, causing typical signs and symptoms of headache, vomiting, lethargy, memory disturbance, abnormally increasing head circumference in infants, and seizures. 

[[Parinaud’s syndrome]], or [[sylvian aqueduct syndrome]], may be present. 
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[[Precocious puberty]] may occur only in boys with choriocarcinomas or germinomas with syncytiotrophoblastic cells, due to luteinizing hormone-like effects of β-hCG secreted in the CSF. 

Suprasellar [[germ cell tumor]]: triad of [[diabetes insipidus]], [[visual deficit]], and [[panhypopituitarism]].



===== Pineal Region Tumor Hydrocephalus =====


see [[Pineal Region Tumor Hydrocephalus]].

===== Parinaud syndrome =====

[[Parinaud syndrome]].

===== Radiculopathy-Myelopathy =====

Drop metastases from CSF seeding can produce [[radiculopathy]] and/or [[myelopathy]].