Health Dictionary
Reliable, easy-to-read patient information on common medical conditions — written in plain language, free of jargon, and grounded in current evidence. Browse the most frequent diagnoses, understand what they mean for everyday life, and learn which steps and questions help you have a focused conversation with your doctor.
Mesencephalic duct
Introduction
Overview
Overview
The mesencephalic duct, also known as the aqueduct of Sylvius or the cerebral aqueduct, contains cerebrospinal fluid (CSF), is within the mesencephalon (or midbrain) and connects the third ventricle in the diencephalon to the fourth ventricle, which is between the pons and cerebellum.
Pathophysiology
Pathophysiology
A blockage in this duct is a cause of hydrocephalus.
Diagnostic Findings of Aquaductal Stenosis
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Fetal MRI: Aqueductal stenosis -
Fetal MRI: Aqueductal stenosis -
Fetal MRI: Aqueductal stenosis -
Fetal MRI: Aqueductal stenosis -
Fetal MRI: Aqueductal stenosis
Additional images
Additional images
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Coronal section through mid-brain. -
Transverse section of mid-brain at level of inferior colliculi. -
Transverse section of mid-brain at level of superior colliculi. -
Median sagittal section of brain. -
Scheme showing relations of the ventricles to the surface of the brain. -
Drawing of a cast of the ventricular cavities, viewed from the side.
de:Aquaeductus mesencephali nl:Aquaduct van Sylvius no:Hjernens akvedukt
Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]; Cafer Zorkun M.D., PhD.