Sclerosant is to denude the endothelial mobile through the vascular wall and precipitate its protoplasm then lead to fractures to the level of The inner elastic lamina. Platelet aggregation about the denuded area then embolizes the vessel in the periphery to the middle (forty three,forty four). Mayo Clinic medical doctor-scientists https://www.sgvascularctr.com/service/vascular-malformations/