Neuroanatomy · Nervous System · Medium
Periventricular
Meaning: Describing the white matter lying immediately around the fluid-filled cavities within the brain.
In practice: Ovoid periventricular lesions on MRI are typical of multiple sclerosis.
Word parts
- peri- means around
Many medical words are built from Greek and Latin parts like these, so learning a few helps you work out new terms.
Quick check
Two questions on related neuroanatomy words.
Which word means: The crossing over of nerve fibres from one side of the central nervous system to the other.
Answer: Decussation
Which word means: Describing the net-like core of neurons running through the brainstem that controls arousal and consciousness.
Answer: Reticular
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