A fluid-filled canal which runs through the midbrain connecting the third and fourth ventricles.
Also called cerebral aqueduct
Example sentencesExamples
- From this midline cavity, CSF continues through the aqueduct of Sylvius into the fourth ventricle, situated within the posterior fossa.
- Coronal sectioning of the brain revealed mild enlargement of the lateral and third ventricles and the aqueduct of Sylvius.
- Consequently, hydrocephalus develops due to blockage of CSF outflow at the level of the aqueduct of Sylvius or the basal cisterns.
- In the midbrain, the aqueduct of Sylvius was slitlike.
- Subsequent magnetic resonance imaging revealed a mass measuring 5 x 4 x 4.1 cm in the region of the pineal gland and obstructing the aqueduct of Sylvius with resultant hydrocephalus.