All the following structures have Blood-Brain Barrier except
Some areas of the brain are devoid of the blood-brain barrier. These include pineal body, hypophysis cerebri, choroid plexuses and area postrema in fouh ventricle of brainReference: Chourasia; 6th edition; 462 page
Pineal body
Hypophysis cerebri
Area postrema to IV ventricle
Mammilary body
General anatomy