Subependymal grey matter heterotopia, also known as periventricular heterotopia, is the most common form of grey matter heterotopia and is characterised by nodules of grey matter located immediately beneath the ependyma of the lateral ventricles. It can be divided according to morphology into 2 :
The cost of crown molding depends largely on the material, finish, and detail of the design you choose. Basic styles may cost as little as $2-$3 per linear foot, while custom designed and cut moldings prepared by a finish carpenter cost $8-$10 or more per linear foot.
Crowns can vary widely on materials used and, subsequently, cost: 1  An average $328 per single resin crown. 2  An average $821 per single porcelain-fused crown. 3  An average $776 per single full cast high noble metal crown.