Choroid plexitis

Choroid plexitis is a general term referring to an inflammatory process affecting the choroid plexus; it is usually due an infectious process. It is rarely seen as an isolated process and is commonly found in association with encephalitis, meningitis, or ventriculitis 1. The choroid plexus can also be a place of noninfectious inflammatory disorders, such as sarcoidosis, xanthogranulomas, and rheumatoid nodules 2.

Pathology

The choroid plexus lies at the interface between the cerebrospinal fluid and the systemic circulation, its capillaries have a fenestrated epithelium that serves as a way through which infectious organisms may gain access to the CNS 1,2

Radiographic features  

CT and MRI

Lateral ventricle choroid plexus asymmetry or bilateral symmetric enlargement of the choroid plexus should alert one to possible choroid plexitis 1

Infections of the central nervous system

Article information

rID: 35702
Synonyms or Alternate Spellings:

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Cases and figures

  • Case 1: related to a tuberculous meningitis
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