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Choroid plexus papilloma

Choroid plexus papilloma
Classification & external resources
Brain scan of an affected patient:The affected tumour area is white
ICD-10 C71.5
ICD-9 191.5
ICD-O: 9390
eMedicine radio/171 
MeSH D020288

A Choroid plexus papilloma (CPP) is a a rare, slow-growing, histologically benign intracranial neoplasm or tumor that is commonly located in the ventricular system of the choroid plexus. It may obstruct the cerebrospinal fluid flow, causing increased intracranial pressure.

Additional recommended knowledge



The tumor is neuroectodermal in origin and similar in structure to a normal choroid plexus. They may be created by epithelial cells of the choroid plexus.

Frequency and age affected

Internationally tumors of the choroid plexus are rare, accounting for 0.4-0.6% of all intracranial neoplasms. It most commonly affects young children under the age of 5 with a mean patient age of 5.2 years.

Signs and symptoms

Signs of the tumor resulting from increased intracranial pressure is present in 91% of patients, with Vomiting, homonymous visual field defects and headache the most common symptoms

Surgical treatment

Choroid plexus papillomas are benign tumors that are usually cured by surgery; malignant progression has been rarely reported.



External links

  • MedPix Images of Choroid Plexus Papilloma
This article is licensed under the GNU Free Documentation License. It uses material from the Wikipedia article "Choroid_plexus_papilloma". A list of authors is available in Wikipedia.
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